{"id":11161,"date":"2026-10-27T12:06:23","date_gmt":"2026-10-27T03:06:23","guid":{"rendered":"https:\/\/venu-sys.co.jp\/jo-sys\/?p=11161"},"modified":"2026-10-27T12:06:23","modified_gmt":"2026-10-27T03:06:23","slug":"ldap-toha","status":"publish","type":"post","link":"https:\/\/venu-sys.co.jp\/jo-sys\/11161\/","title":{"rendered":"\u3010\u8b66\u5bdf\u5e81\u30fb\u7dcf\u52d9\u7701\u30c7\u30fc\u30bf\u3011LDAP\u3068\u306f\uff5cAD\u3068\u306e\u95a2\u4fc2\u3001\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u5c4a\u51fa\u306e33.7%\u306fID\u30fb\u30d1\u30b9\u30ef\u30fc\u30c9\u7ba1\u7406\u4e0d\u5099\uff082025\u5e74\uff09"},"content":{"rendered":"<p>\u696d\u52d9\u30b7\u30b9\u30c6\u30e0\u3084VPN\u3001\u8907\u5408\u6a5f\u306e\u8a2d\u5b9a\u753b\u9762\u3067\u300cLDAP\u30b5\u30fc\u30d0\u30fc\u300d\u3068\u3044\u3046\u9805\u76ee\u3092\u898b\u304b\u3051\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3088\u306d\u3002\u60c5\u30b7\u30b9\u62c5\u5f53\u8005\u306b\u306a\u3063\u305f\u3070\u304b\u308a\u3060\u3068\u3001\u6b21\u306e\u3088\u3046\u306a\u7591\u554f\u3092\u6301\u3064\u65b9\u3082\u591a\u3044\u306e\u3067\u306f\u306a\u3044\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n<ul>\n<li>LDAP\u3068Active Directory\u306f\u540c\u3058\u3082\u306e\u306a\u306e\u304b\u3001\u9055\u3046\u3082\u306e\u306a\u306e\u304b\u5206\u304b\u3089\u306a\u3044<\/li>\n<li>\u8a2d\u5b9a\u753b\u9762\u306e\u300c\u30d9\u30fc\u30b9DN\u300d\u300c\u30d0\u30a4\u30f3\u30c9DN\u300d\u306b\u4f55\u3092\u5165\u308c\u308c\u3070\u3088\u3044\u306e\u304b\u5206\u304b\u3089\u306a\u3044<\/li>\n<li>SaaS\u304c\u5897\u3048\u3066\u304d\u3066\u3001\u793e\u5185\u306eAD\u3060\u3051\u3067ID\u3092\u7ba1\u7406\u3057\u7d9a\u3051\u3066\u3088\u3044\u306e\u304b\u8ff7\u3063\u3066\u3044\u308b<\/li>\n<\/ul>\n<p>\u7d50\u8ad6\u304b\u3089\u8a00\u3046\u3068\u3001LDAP\u306f\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u30b5\u30fc\u30d3\u30b9\u306b\u60c5\u5831\u3092\u554f\u3044\u5408\u308f\u305b\u308b\u305f\u3081\u306e\u901a\u4fe1\u306e\u6c7a\u307e\u308a\uff08\u30d7\u30ed\u30c8\u30b3\u30eb\uff09\u3067\u3059\u3002Active Directory\uff08AD\uff09\u306f\u3001\u305d\u306eLDAP\u306b\u5bfe\u5fdc\u3057\u305fMicrosoft\u306e\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u30b5\u30fc\u30d3\u30b9\u88fd\u54c1\u3067\u3059\u3002<\/p>\n<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001LDAP\u306e\u4ed5\u7d44\u307f\u3068\u30c7\u30fc\u30bf\u69cb\u9020\u3001AD\u3068\u306e\u95a2\u4fc2\u3001\u8a8d\u8a3c\u9023\u643a\u3067\u306e\u4f7f\u308f\u308c\u65b9\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002\u3042\u308f\u305b\u3066\u3001\u8b66\u5bdf\u5e81\u30fb\u7dcf\u52d9\u7701\u30fbIPA\u306e\u516c\u7684\u30c7\u30fc\u30bf\u304b\u3089\u3001ID\u3092\u4e00\u304b\u6240\u3067\u7ba1\u7406\u3059\u308b\u4ed5\u7d44\u307f\u304c\u6c42\u3081\u3089\u308c\u308b\u80cc\u666f\u3068\u3001\u30af\u30e9\u30a6\u30c9ID\u57fa\u76e4\u3078\u306e\u79fb\u884c\u306e\u8003\u3048\u65b9\u3092\u6574\u7406\u3057\u307e\u3059\u3002<\/p>\n<p><strong>\u3053\u306e\u8a18\u4e8b\u306e\u30dd\u30a4\u30f3\u30c8<\/strong><\/p>\n<ul>\n<li>LDAP\u306f\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u30b5\u30fc\u30d3\u30b9\u306b\u554f\u3044\u5408\u308f\u305b\u308b\u305f\u3081\u306e\u6a19\u6e96\u30d7\u30ed\u30c8\u30b3\u30eb\u3067\u3001Active Directory\u306fLDAP\u306b\u5bfe\u5fdc\u3057\u305fMicrosoft\u306e\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u30b5\u30fc\u30d3\u30b9<\/li>\n<li>2025\u5e74\u306e\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u5c4a\u51fa\u3067\u306f\u3001\u88ab\u5bb3\u539f\u56e0\u306e33.7%\u304cID\u30fb\u30d1\u30b9\u30ef\u30fc\u30c9\u7ba1\u7406\u306e\u4e0d\u5099\u3060\u3063\u305f\uff08<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.soumu.go.jp\/main_content\/001059979.pdf\">\u8b66\u5bdf\u5e81\u30fb\u7dcf\u52d9\u7701\u30fb\u7d4c\u6e08\u7523\u696d\u7701\u300c\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u884c\u70ba\u306e\u767a\u751f\u72b6\u6cc1\u53ca\u3073\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u6a5f\u80fd\u306b\u95a2\u3059\u308b\u6280\u8853\u306e\u7814\u7a76\u958b\u767a\u306e\u72b6\u6cc1\u300d<\/a>\uff09<\/li>\n<li>\u30af\u30e9\u30a6\u30c9\u30b5\u30fc\u30d3\u30b9\u3092\u4f7f\u3046\u4f01\u696d\u306e\u3046\u3061\u3001\u8a8d\u8a3c\u30b7\u30b9\u30c6\u30e0\u3092\u9078\u3093\u3060\u5272\u5408\u306f2025\u5e74\u306b16.0%\uff08<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.soumu.go.jp\/main_content\/001074768.pdf\">\u7dcf\u52d9\u7701\u300c\u4ee4\u548c7\u5e74\u901a\u4fe1\u5229\u7528\u52d5\u5411\u8abf\u67fb\u306e\u7d50\u679c\uff08\u6982\u8981\uff09\u5225\u7d192\u300d<\/a>\uff09\u3002\u305f\u3060\u3057\u3001LDAP\u3084AD\u306e\u5229\u7528\u7387\u3092\u793a\u3059\u516c\u7684\u7d71\u8a08\u306f\u3042\u308a\u307e\u305b\u3093<\/li>\n<\/ul>\n<h2>LDAP\u306f\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u30b5\u30fc\u30d3\u30b9\u306b\u60c5\u5831\u3092\u554f\u3044\u5408\u308f\u305b\u308b\u305f\u3081\u306e\u6a19\u6e96\u30d7\u30ed\u30c8\u30b3\u30eb<\/h2>\n<p>LDAP\u306f\u3001<strong>\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u30b5\u30fc\u30d3\u30b9\u306b\u5bfe\u3057\u3066\u60c5\u5831\u306e\u691c\u7d22\u3084\u767b\u9332\u3092\u884c\u3046\u305f\u3081\u306e\u901a\u4fe1\u306e\u6c7a\u307e\u308a\uff08\u30d7\u30ed\u30c8\u30b3\u30eb\uff09<\/strong>\u3067\u3059\u3002LDAP\u305d\u306e\u3082\u306e\u304c\u30e6\u30fc\u30b6\u30fc\u60c5\u5831\u3092\u4fdd\u5b58\u3057\u3066\u3044\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<p>\u60c5\u5831\u3092\u6301\u3063\u3066\u3044\u308b\u306e\u306f\u3001LDAP\u3067\u554f\u3044\u5408\u308f\u305b\u3092\u53d7\u3051\u4ed8\u3051\u308b\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u30b5\u30fc\u30d3\u30b9\u5074\u3067\u3059\u3002\u3053\u306e\u5074\u306e\u30b5\u30fc\u30d0\u30fc\u3092\u300cLDAP\u30b5\u30fc\u30d0\u30fc\u300d\u3068\u547c\u3073\u307e\u3059\u3002<\/p>\n<div style=\"border:2px solid #2d4f8f;border-radius:8px;background:#f2f5fb;padding:14px 18px;margin:1.5em 0\">\n<p style=\"margin:0 0 8px;font-weight:700;color:#2d4f8f\">\u30dd\u30a4\u30f3\u30c8<\/p>\n<ul style=\"margin:0;padding-left:20px\">\n<li>LDAP: \u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306b\u554f\u3044\u5408\u308f\u305b\u308b\u305f\u3081\u306e\u901a\u4fe1\u306e\u6c7a\u307e\u308a<\/li>\n<li>\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u30b5\u30fc\u30d3\u30b9: \u30e6\u30fc\u30b6\u30fc\u3084\u7aef\u672b\u306e\u60c5\u5831\u3092\u6301\u3061\u3001\u554f\u3044\u5408\u308f\u305b\u306b\u7b54\u3048\u308b\u4ed5\u7d44\u307f<\/li>\n<li>Active Directory: LDAP\u306b\u5bfe\u5fdc\u3057\u305f\u3001Microsoft\u306e\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u30b5\u30fc\u30d3\u30b9\u88fd\u54c1<\/li>\n<\/ul>\n<\/div>\n<h3>\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u30b5\u30fc\u30d3\u30b9\u306f\u793e\u54e1\u30fb\u7aef\u672b\u30fb\u7d44\u7e54\u306e\u60c5\u5831\u3092\u4e00\u304b\u6240\u306b\u307e\u3068\u3081\u3066\u7ba1\u7406\u3059\u308b\u4ed5\u7d44\u307f<\/h3>\n<p>\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u30b5\u30fc\u30d3\u30b9\u306f\u3001<strong>\u793e\u54e1\u3084\u7aef\u672b\u3001\u7d44\u7e54\u306e\u60c5\u5831\u3092\u4e00\u304b\u6240\u306b\u767b\u9332\u3057\u3001\u793e\u5185\u306e\u30b7\u30b9\u30c6\u30e0\u304b\u3089\u5171\u901a\u3067\u53c2\u7167\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u4ed5\u7d44\u307f<\/strong>\u3067\u3059\u3002<\/p>\n<p>\u60c5\u5831\u3092\u4e00\u304b\u6240\u306b\u307e\u3068\u3081\u308b\u7406\u7531\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u3054\u3068\u306bID\u3092\u4f5c\u308b\u624b\u9593\u3092\u306a\u304f\u3059\u305f\u3081\u3067\u3059\u3002\u696d\u52d9\u30b7\u30b9\u30c6\u30e0\u3084\u30d5\u30a1\u30a4\u30eb\u30b5\u30fc\u30d0\u30fc\u304c\u540c\u3058\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3092\u53c2\u7167\u3059\u308c\u3070\u3001\u793e\u54e1\u306eID\u3068\u30d1\u30b9\u30ef\u30fc\u30c9\u30921\u7d44\u3060\u3051\u7ba1\u7406\u3059\u308c\u3070\u6e08\u307f\u307e\u3059\u3002<\/p>\n<p>\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306b\u767b\u9332\u3055\u308c\u308b\u4e3b\u306a\u60c5\u5831\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n<ul>\n<li>\u30e6\u30fc\u30b6\u30fcID\u3001\u30d1\u30b9\u30ef\u30fc\u30c9\u3001\u6c0f\u540d<\/li>\n<li>\u6240\u5c5e\u90e8\u7f72\u3001\u5f79\u8077\u3001\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9<\/li>\n<li>\u30d1\u30bd\u30b3\u30f3\u3084\u30b5\u30fc\u30d0\u30fc\u306a\u3069\u306e\u7aef\u672b<\/li>\n<li>\u90e8\u7f72\u3084\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u5358\u4f4d\u306e\u30b0\u30eb\u30fc\u30d7<\/li>\n<\/ul>\n<p>\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u30b5\u30fc\u30d3\u30b9\u306f\u3001\u60c5\u5831\u3092\u8aad\u307f\u53d6\u308b\u30fb\u691c\u7d22\u3059\u308b\u51e6\u7406\u304c\u591a\u304f\u3001\u66f8\u304d\u63db\u3048\u306f\u5c11\u306a\u3044\u7528\u9014\u306b\u5411\u3044\u3066\u3044\u307e\u3059\u3002\u793e\u54e1\u60c5\u5831\u306e\u3088\u3046\u306b\u3001\u983b\u7e41\u306b\u53c2\u7167\u3055\u308c\u308b\u304c\u5909\u66f4\u306f\u7570\u52d5\u3084\u5165\u9000\u793e\u306e\u3068\u304d\u306b\u9650\u3089\u308c\u308b\u30c7\u30fc\u30bf\u306e\u7ba1\u7406\u306b\u9069\u3057\u305f\u4ed5\u7d44\u307f\u3067\u3059\u3002<\/p>\n<h3>LDAP\u306f\u300cLightweight Directory Access Protocol\u300d\u306e\u7565\u3067\u3001\u73fe\u5728\u306f\u30d0\u30fc\u30b8\u30e7\u30f33\u304c\u6a19\u6e96<\/h3>\n<p>LDAP\u306f\u300cLightweight Directory Access Protocol\u300d\u306e\u7565\u3067\u3059\u3002\u65e5\u672c\u8a9e\u306b\u3059\u308b\u3068\u300c\u8efd\u91cf\u306a\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u30a2\u30af\u30bb\u30b9\u7528\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\u300d\u3068\u3044\u3046\u610f\u5473\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>LDAP\u306e\u3082\u3068\u306b\u306a\u3063\u305f\u306e\u306f\u3001X.500\u3068\u3044\u3046\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306e\u898f\u683c\u3067\u5b9a\u3081\u3089\u308c\u305f\u30a2\u30af\u30bb\u30b9\u65b9\u5f0f\uff08Directory Access Protocol\uff09\u3067\u3059\u3002\u3053\u308c\u3092\u6271\u3044\u3084\u3059\u304f\u8efd\u91cf\u306b\u3057\u305f\u3082\u306e\u306a\u306e\u3067\u3001\u300c\u8efd\u91cf\u300d\u3068\u3044\u3046\u540d\u524d\u304c\u4ed8\u3044\u3066\u3044\u307e\u3059\u3002\u73fe\u5728\u4f7f\u308f\u308c\u3066\u3044\u308b\u306e\u306f\u30d0\u30fc\u30b8\u30e7\u30f33\uff08LDAPv3\uff09\u3067\u3001\u30d7\u30ed\u30c8\u30b3\u30eb\u672c\u4f53\u306f<strong>2006\u5e746\u6708\u306b\u767a\u884c\u3055\u308c\u305fRFC 4511<\/strong>\u3067\u5b9a\u3081\u3089\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>RFC\u306f\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306e\u6280\u8853\u4ed5\u69d8\u3092\u307e\u3068\u3081\u305f\u516c\u958b\u6587\u66f8\u3067\u3059\u3002LDAP\u306f\u7279\u5b9a\u306e\u30d9\u30f3\u30c0\u30fc\u306b\u4f9d\u5b58\u3057\u306a\u3044\u30aa\u30fc\u30d7\u30f3\u306a\u898f\u683c\u306a\u306e\u3067\u3001OS\u3084\u88fd\u54c1\u304c\u9055\u3063\u3066\u3082\u540c\u3058\u65b9\u6cd5\u3067\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306b\u554f\u3044\u5408\u308f\u305b\u3089\u308c\u307e\u3059\u3002\u3053\u306e\u70b9\u304c\u3001\u3055\u307e\u3056\u307e\u306a\u696d\u52d9\u30b7\u30b9\u30c6\u30e0\u3084\u6a5f\u5668\u304cLDAP\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u7406\u7531\u3067\u3059\u3002<\/p>\n<h3>LDAP\u306e\u901a\u4fe1\u306f\u6a19\u6e96\u3067389\u756a\u30dd\u30fc\u30c8\u3092\u4f7f\u3044\u3001\u6697\u53f7\u5316\u306b\u306fLDAPS\u304bStartTLS\u3092\u4f7f\u3046<\/h3>\n<p>LDAP\u306e\u901a\u4fe1\u306f\u3001<strong>\u6a19\u6e96\u3067\u306f389\u756a\u30dd\u30fc\u30c8\u3092\u4f7f\u3044\u3001\u305d\u306e\u307e\u307e\u3067\u306f\u6697\u53f7\u5316\u3055\u308c\u307e\u305b\u3093<\/strong>\u3002\u6697\u53f7\u5316\u3059\u308b\u306b\u306f\u3001LDAPS\u304bStartTLS\u306e\u3069\u3061\u3089\u304b\u3092\u4f7f\u3044\u307e\u3059\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>\u65b9\u5f0f<\/th>\n<th>\u4f7f\u3046\u30dd\u30fc\u30c8<\/th>\n<th>\u6697\u53f7\u5316\u306e\u4ed5\u65b9<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>LDAP\uff08\u6697\u53f7\u5316\u306a\u3057\uff09<\/td>\n<td>389\u756a<\/td>\n<td>\u6697\u53f7\u5316\u3057\u306a\u3044<\/td>\n<\/tr>\n<tr>\n<td>StartTLS<\/td>\n<td>389\u756a<\/td>\n<td>389\u756a\u3067\u63a5\u7d9a\u3057\u305f\u5f8c\u3001\u9014\u4e2d\u304b\u3089TLS\u306b\u3088\u308b\u6697\u53f7\u5316\u306b\u5207\u308a\u66ff\u3048\u308b<\/td>\n<\/tr>\n<tr>\n<td>LDAPS<\/td>\n<td>636\u756a<\/td>\n<td>\u6700\u521d\u304b\u3089TLS\u3067\u6697\u53f7\u5316\u3057\u305f\u72b6\u614b\u3067\u63a5\u7d9a\u3059\u308b<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>StartTLS\u306f\u3001LDAP\u306e\u4ed5\u69d8\u306e\u4e2d\u3067\u62e1\u5f35\u64cd\u4f5c\u3068\u3057\u3066\u5b9a\u3081\u3089\u308c\u305f\u65b9\u5f0f\u3067\u3059\u3002\u4e00\u65b9\u3001LDAPS\u306f\u6a19\u6e96\u5316\u6587\u66f8\u3067\u6b63\u5f0f\u306b\u898f\u5b9a\u3055\u308c\u305f\u65b9\u5f0f\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u304c\u3001\u696d\u754c\u3067\u5e83\u304f\u4f7f\u308f\u308c\u3066\u3044\u308b\u65b9\u6cd5\u3067\u3059\u3002<\/p>\n<p>\u6697\u53f7\u5316\u3057\u306a\u3044\u8a2d\u5b9a\u3067\u306f\u3001\u30ed\u30b0\u30a4\u30f3\u6642\u306e\u30d1\u30b9\u30ef\u30fc\u30c9\u304c\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u4e0a\u3092\u305d\u306e\u307e\u307e\u6d41\u308c\u308b\u304a\u305d\u308c\u304c\u3042\u308a\u307e\u3059\u3002\u793e\u5185\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u4e2d\u3067\u3042\u3063\u3066\u3082\u3001LDAP\u306e\u901a\u4fe1\u306f\u6697\u53f7\u5316\u3057\u3066\u4f7f\u3046\u3053\u3068\u3092\u524d\u63d0\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h2>LDAP\u306e\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306f\u60c5\u5831\u3092\u6728\u69cb\u9020\u3067\u6301\u3061\u3001DN\u30671\u4ef6\u305a\u3064\u7279\u5b9a\u3059\u308b<\/h2>\n<p>LDAP\u306e\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306f\u3001<strong>\u7d44\u7e54\u304b\u3089\u90e8\u7f72\u3001\u90e8\u7f72\u304b\u3089\u500b\u4eba\u3078\u3068\u679d\u5206\u304b\u308c\u3059\u308b\u6728\u69cb\u9020\u3067\u60c5\u5831\u3092\u6301\u3063\u3066\u3044\u307e\u3059<\/strong>\u3002\u305d\u3057\u3066\u3001\u305d\u306e\u4e2d\u306e1\u4ef6\u3092\u6307\u3057\u793a\u3059\u306e\u306b\u300cDN\u300d\u3068\u3044\u3046\u6587\u5b57\u5217\u3092\u4f7f\u3044\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3092\u8aad\u3080\u3068\u3001\u696d\u52d9\u30b7\u30b9\u30c6\u30e0\u306eLDAP\u8a2d\u5b9a\u753b\u9762\u306b\u51fa\u3066\u304f\u308b\u300cdc=\u300d\u300cou=\u300d\u300ccn=\u300d\u3068\u3044\u3063\u305f\u6587\u5b57\u5217\u306e\u610f\u5473\u304c\u5206\u304b\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p><img decoding=\"async\" alt=\"\u56f3\u88681 \u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306e\u6728\u69cb\u9020\u3068DN\uff08\u6982\u5ff5\u56f3\uff09\" src=\"https:\/\/venu-sys.co.jp\/jo-sys\/wp-content\/uploads\/sites\/2\/2026\/10\/fig1-directory-tree.png\" \/><\/p>\n<h3>\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306e\u60c5\u5831\u306f\u30a8\u30f3\u30c8\u30ea\u3068\u5c5e\u6027\u306e\u7d44\u307f\u5408\u308f\u305b\u3067\u767b\u9332\u3055\u308c\u3066\u3044\u308b<\/h3>\n<p>\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306e\u60c5\u5831\u306f\u3001<strong>\u300c\u30a8\u30f3\u30c8\u30ea\u300d\u3068\u300c\u5c5e\u6027\u300d\u306e\u7d44\u307f\u5408\u308f\u305b\u3067\u767b\u9332\u3055\u308c\u3066\u3044\u307e\u3059<\/strong>\u3002\u793e\u54e11\u4eba\u3084\u7aef\u672b1\u53f0\u304c\u3001\u305d\u308c\u305e\u308c1\u3064\u306e\u30a8\u30f3\u30c8\u30ea\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u30a8\u30f3\u30c8\u30ea\u306b\u306f\u3001\u6c0f\u540d\u30fb\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u30fb\u6240\u5c5e\u90e8\u7f72\u306a\u3069\u306e\u60c5\u5831\u304c\u300c\u5c5e\u6027\u300d\u3068\u3057\u3066\u4ed8\u304d\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u793e\u54e1\u306e\u30a8\u30f3\u30c8\u30ea\u3067\u3042\u308c\u3070\u3001\u300c\u6c0f\u540d\uff1d\u5c71\u7530\u592a\u90ce\u300d\u300c\u30e1\u30fc\u30eb\uff1dyamada@example.co.jp\u300d\u306e\u3088\u3046\u306a\u5f62\u3067\u3001\u9805\u76ee\u540d\u3068\u5024\u306e\u7d44\u304c\u4e26\u3073\u307e\u3059\u3002<\/p>\n<p>\u30a8\u30f3\u30c8\u30ea\u306f\u3001\u4f1a\u793e\u306e\u4e0b\u306b\u90e8\u7f72\u3001\u90e8\u7f72\u306e\u4e0b\u306b\u500b\u4eba\u3068\u3044\u3046\u3088\u3046\u306b\u968e\u5c64\u3092\u4f5c\u3063\u3066\u4e26\u3073\u307e\u3059\u3002\u3053\u306e\u968e\u5c64\u5168\u4f53\u3092\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u60c5\u5831\u30c4\u30ea\u30fc\uff08DIT\uff09\u3068\u547c\u3073\u307e\u3059\u3002<\/p>\n<p>\u3069\u306e\u30a8\u30f3\u30c8\u30ea\u306b\u3069\u306e\u5c5e\u6027\u3092\u6301\u305f\u305b\u3089\u308c\u308b\u304b\u306f\u3001\u300c\u30b9\u30ad\u30fc\u30de\u300d\u3068\u547c\u3070\u308c\u308b\u5b9a\u7fa9\u3067\u6c7a\u307e\u3063\u3066\u3044\u307e\u3059\u3002\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306e\u4e2d\u8eab\u306f\u3001\u30a8\u30f3\u30c8\u30ea\u30fb\u5c5e\u6027\u30fb\u968e\u5c64\u306e3\u3064\u3067\u6210\u308a\u7acb\u3063\u3066\u3044\u308b\u3068\u7406\u89e3\u3057\u3066\u304a\u3051\u3070\u5341\u5206\u3067\u3059\u3002<\/p>\n<h3>DN\u306fdc\u30fbou\u30fbcn\u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u30a8\u30f3\u30c8\u30ea\u306e\u4f4d\u7f6e\u3092\u8868\u3059<\/h3>\n<p>DN\uff08Distinguished Name\u3001\u8b58\u5225\u540d\uff09\u306f\u3001<strong>\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306e\u4e2d\u30671\u4ef6\u306e\u30a8\u30f3\u30c8\u30ea\u304c\u3069\u3053\u306b\u3042\u308b\u304b\u3092\u793a\u3059\u6587\u5b57\u5217<\/strong>\u3067\u3059\u3002\u6b21\u306e\u3088\u3046\u306a\u7565\u53f7\u3068\u5024\u306e\u7d44\u3092\u30ab\u30f3\u30de\u3067\u3064\u306a\u3044\u3067\u66f8\u304d\u307e\u3059\uff08\u67b6\u7a7a\u306e\u4f8b\uff09\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>\u7565\u53f7<\/th>\n<th>\u610f\u5473<\/th>\n<th>\u4f8b<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>cn<\/td>\n<td>\u500b\u4eba\u540d\u306a\u3069\u3001\u30a8\u30f3\u30c8\u30ea\u305d\u306e\u3082\u306e\u306e\u540d\u524d<\/td>\n<td>cn=Yamada Taro<\/td>\n<\/tr>\n<tr>\n<td>ou<\/td>\n<td>\u90e8\u7f72\u306a\u3069\u306e\u7d44\u7e54\u5358\u4f4d<\/td>\n<td>ou=Sales<\/td>\n<\/tr>\n<tr>\n<td>dc<\/td>\n<td>\u30c9\u30e1\u30a4\u30f3\u540d\u3092\u533a\u5207\u3063\u305f\u69cb\u6210\u8981\u7d20<\/td>\n<td>dc=example,dc=co,dc=jp<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u3053\u306e3\u3064\u3092\u3064\u306a\u3052\u308b\u3068\u3001<code>cn=Yamada Taro,ou=Sales,dc=example,dc=co,dc=jp<\/code> \u3068\u3044\u3046DN\u306b\u306a\u308a\u307e\u3059\u3002\u53f3\u306b\u884c\u304f\u307b\u3069\u4e0a\u4f4d\u306e\u968e\u5c64\u3092\u8868\u3057\u3001\u300cexample.co.jp\u306eSales\u90e8\u9580\u306b\u3044\u308bYamada Taro\u300d\u3068\u8aad\u307f\u307e\u3059\u3002<\/p>\n<p>LDAP\u8a2d\u5b9a\u306e\u300c\u30d9\u30fc\u30b9DN\u300d\u306f\u691c\u7d22\u3092\u59cb\u3081\u308b\u968e\u5c64\u306eDN\u3001\u300c\u30d0\u30a4\u30f3\u30c9DN\u300d\u306f\u63a5\u7d9a\u306b\u4f7f\u3046\u30a2\u30ab\u30a6\u30f3\u30c8\u306eDN\u3067\u3059\u3002\u3069\u3061\u3089\u3082\u3053\u306e\u5f62\u5f0f\u3067\u5165\u529b\u3057\u307e\u3059\u3002<\/p>\n<h3>LDAP\u306e\u4e3b\u306a\u64cd\u4f5c\u306f\u8a8d\u8a3c\uff08\u30d0\u30a4\u30f3\u30c9\uff09\u30fb\u691c\u7d22\u30fb\u8ffd\u52a0\u30fb\u5909\u66f4\u30fb\u524a\u9664\u306e5\u7a2e\u985e\u306b\u5206\u3051\u3066\u7406\u89e3\u3067\u304d\u308b<\/h3>\n<p>LDAP\u3067\u3067\u304d\u308b\u3053\u3068\u306f\u3001<strong>\u4e3b\u306a\u64cd\u4f5c\u3068\u3057\u3066\u300c\u8a8d\u8a3c\uff08\u30d0\u30a4\u30f3\u30c9\uff09\u300d\u300c\u691c\u7d22\u300d\u300c\u8ffd\u52a0\u300d\u300c\u5909\u66f4\u300d\u300c\u524a\u9664\u300d\u306e5\u7a2e\u985e\u306b\u5206\u3051\u308b\u3068\u7406\u89e3\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059<\/strong>\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>\u64cd\u4f5c<\/th>\n<th>\u82f1\u8a9e\u540d<\/th>\n<th>\u5185\u5bb9<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u8a8d\u8a3c\uff08\u30d0\u30a4\u30f3\u30c9\uff09<\/td>\n<td>Bind<\/td>\n<td>\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306b\u63a5\u7d9a\u3057\u3001DN\u3068\u30d1\u30b9\u30ef\u30fc\u30c9\u3067\u672c\u4eba\u78ba\u8a8d\u3092\u53d7\u3051\u308b<\/td>\n<\/tr>\n<tr>\n<td>\u691c\u7d22<\/td>\n<td>Search<\/td>\n<td>\u30d9\u30fc\u30b9DN\u3068\u6761\u4ef6\u3092\u6307\u5b9a\u3057\u3066\u3001\u5408\u3046\u30a8\u30f3\u30c8\u30ea\u3092\u63a2\u3059<\/td>\n<\/tr>\n<tr>\n<td>\u8ffd\u52a0<\/td>\n<td>Add<\/td>\n<td>\u65b0\u3057\u3044\u30a8\u30f3\u30c8\u30ea\u3092\u767b\u9332\u3059\u308b<\/td>\n<\/tr>\n<tr>\n<td>\u5909\u66f4<\/td>\n<td>Modify<\/td>\n<td>\u65e2\u5b58\u306e\u30a8\u30f3\u30c8\u30ea\u306e\u5c5e\u6027\u3092\u66f8\u304d\u63db\u3048\u308b<\/td>\n<\/tr>\n<tr>\n<td>\u524a\u9664<\/td>\n<td>Delete<\/td>\n<td>\u30a8\u30f3\u30c8\u30ea\u3092\u524a\u9664\u3059\u308b<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u3053\u306e\u307b\u304b\u306b\u3082\u3001\u30a8\u30f3\u30c8\u30ea\u306e\u540d\u524d\u3084\u4f4d\u7f6e\u3092\u5909\u3048\u308b\u64cd\u4f5c\uff08ModifyDN\uff09\u3084\u3001\u5c5e\u6027\u306e\u5024\u3092\u7167\u5408\u3059\u308b\u64cd\u4f5c\uff08Compare\uff09\u304c\u3042\u308a\u307e\u3059\u3002\u51e6\u7406\u3092\u53d6\u308a\u3084\u3081\u308b\u64cd\u4f5c\uff08Abandon\uff09\u3084\u3001StartTLS\u306e\u3088\u3046\u306a\u62e1\u5f35\u64cd\u4f5c\uff08Extended\uff09\u3001\u63a5\u7d9a\u3092\u7d42\u3048\u308b\u64cd\u4f5c\uff08Unbind\uff09\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u5f8c\u3067\u8aac\u660e\u3059\u308bLDAP\u8a8d\u8a3c\u3067\u306f\u3001\u30d0\u30a4\u30f3\u30c9\u3068\u691c\u7d22\u306e2\u3064\u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u4f7f\u3044\u307e\u3059\u3002\u307e\u305a\u306f\u3053\u306e2\u3064\u306e\u610f\u5473\u3092\u62bc\u3055\u3048\u3066\u304a\u304f\u3068\u3001\u8a2d\u5b9a\u4f5c\u696d\u3067\u8ff7\u3044\u306b\u304f\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n<h2>LDAP\u306f\u30d7\u30ed\u30c8\u30b3\u30eb\u3067\u3001Active Directory\u306fLDAP\u306b\u5bfe\u5fdc\u3057\u305f\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u30b5\u30fc\u30d3\u30b9\u88fd\u54c1<\/h2>\n<p>LDAP\u3068Active Directory\uff08AD\uff09\u306f\u3001\u3069\u3061\u3089\u304c\u512a\u308c\u3066\u3044\u308b\u304b\u3092\u6bd4\u3079\u308b\u5bfe\u8c61\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<strong>LDAP\u306f\u901a\u4fe1\u306e\u6c7a\u307e\u308a\u3067\u3001AD\u306f\u305d\u306e\u6c7a\u307e\u308a\u3067\u554f\u3044\u5408\u308f\u305b\u3092\u53d7\u3051\u4ed8\u3051\u308b\u88fd\u54c1<\/strong>\u3068\u3044\u3046\u3001\u5c64\u306e\u9055\u3046\u3082\u306e\u3067\u3059\u3002<\/p>\n<p>\u4e21\u8005\u304c\u6df7\u540c\u3055\u308c\u3084\u3059\u3044\u306e\u306f\u3001AD\u74b0\u5883\u3067LDAP\u304c\u4f7f\u308f\u308c\u308b\u5834\u9762\u304c\u591a\u3044\u305f\u3081\u3067\u3059\u3002<\/p>\n<p><img decoding=\"async\" alt=\"\u56f3\u88682 LDAP\u30fb\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u30b5\u30fc\u30d3\u30b9\u30fb\u88fd\u54c1\u306e\u95a2\u4fc2\uff08\u6982\u5ff5\u56f3\uff09\" src=\"https:\/\/venu-sys.co.jp\/jo-sys\/wp-content\/uploads\/sites\/2\/2026\/10\/fig2-ldap-ad-layers.png\" \/><\/p>\n<div style=\"border:2px solid #2d4f8f;border-radius:8px;background:#f2f5fb;padding:14px 18px;margin:1.5em 0\">\n<p style=\"margin:0 0 8px;font-weight:700;color:#2d4f8f\">\u30dd\u30a4\u30f3\u30c8<\/p>\n<ul style=\"margin:0;padding-left:20px\">\n<li>LDAP: \u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306b\u554f\u3044\u5408\u308f\u305b\u308b\u305f\u3081\u306e\u901a\u4fe1\u306e\u6c7a\u307e\u308a\uff08\u30d7\u30ed\u30c8\u30b3\u30eb\uff09<\/li>\n<li>\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u30b5\u30fc\u30d3\u30b9: \u30e6\u30fc\u30b6\u30fc\u3084\u7aef\u672b\u306e\u60c5\u5831\u3092\u7ba1\u7406\u3059\u308b\u4ed5\u7d44\u307f\u306e\u7dcf\u79f0<\/li>\n<li>Active Directory\uff0fOpenLDAP: LDAP\u306b\u5bfe\u5fdc\u3057\u305f\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u30b5\u30fc\u30d3\u30b9\u306e\u5177\u4f53\u7684\u306a\u88fd\u54c1<\/li>\n<\/ul>\n<\/div>\n<h3>Active Directory\u306fWindows\u74b0\u5883\u306e\u30e6\u30fc\u30b6\u30fc\u3068\u7aef\u672b\u3092\u307e\u3068\u3081\u3066\u7ba1\u7406\u3059\u308bMicrosoft\u306e\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u30b5\u30fc\u30d3\u30b9<\/h3>\n<p>Active Directory\u306f\u3001<strong>Microsoft\u306e\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u30b5\u30fc\u30d3\u30b9<\/strong>\u3067\u3059\u3002Windows\u74b0\u5883\u306e\u30e6\u30fc\u30b6\u30fc\u30fb\u30b0\u30eb\u30fc\u30d7\u30fb\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30fc\u3092\u307e\u3068\u3081\u3066\u7ba1\u7406\u3057\u307e\u3059\u3002\u6b63\u5f0f\u306b\u306f\u3001\u3053\u306e\u4e2d\u5fc3\u3068\u306a\u308b\u6a5f\u80fd\u3092\u300cActive Directory Domain Services\uff08AD DS\uff09\u300d\u3068\u547c\u3073\u307e\u3059\u3002<\/p>\n<p>AD\u3067\u306f\u3001\u793e\u5185\u306eWindows\u7aef\u672b\u3084\u30e6\u30fc\u30b6\u30fc\u3092\u300c\u30c9\u30e1\u30a4\u30f3\u300d\u3068\u3044\u3046\u5358\u4f4d\u3067\u307e\u3068\u3081\u3066\u7ba1\u7406\u3057\u307e\u3059\u3002\u30c9\u30e1\u30a4\u30f3\u306e\u60c5\u5831\u3092\u6301\u3061\u3001\u30ed\u30b0\u30a4\u30f3\u306e\u8981\u6c42\u306b\u5fdc\u3048\u308b\u30b5\u30fc\u30d0\u30fc\u304c\u300c\u30c9\u30e1\u30a4\u30f3\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u300d\u3067\u3059\u3002<\/p>\n<p>AD\u306b\u53c2\u52a0\u3057\u305fWindows\u7aef\u672b\u3067\u306f\u3001\u793e\u54e1\u306f\u81ea\u5206\u306e\u30c9\u30e1\u30a4\u30f3\u30a2\u30ab\u30a6\u30f3\u30c8\u3067\u30ed\u30b0\u30a4\u30f3\u3057\u307e\u3059\u3002\u9000\u8077\u8005\u306e\u30a2\u30ab\u30a6\u30f3\u30c8\u3092AD\u3067\u7121\u52b9\u306b\u3059\u308c\u3070\u3001\u30c9\u30e1\u30a4\u30f3\u306b\u53c2\u52a0\u3057\u305f\u7aef\u672b\u306b\u65b0\u305f\u306b\u30ed\u30b0\u30a4\u30f3\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u306a\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u305f\u3060\u3057\u3001Windows\u306f\u30c9\u30e1\u30a4\u30f3\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u306b\u63a5\u7d9a\u3067\u304d\u306a\u3044\u3068\u304d\u306e\u305f\u3081\u306b\u904e\u53bb\u306e\u30ed\u30b0\u30aa\u30f3\u60c5\u5831\u3092\u7aef\u672b\u306b\u4fdd\u5b58\uff08\u30ad\u30e3\u30c3\u30b7\u30e5\uff09\u3057\u3066\u304a\u308a\u3001\u793e\u5916\u306b\u6301\u3061\u51fa\u3057\u305f\u7aef\u672b\u306a\u3069\u3067\u306f\u3001\u305d\u306e\u60c5\u5831\u3067\u30ed\u30b0\u30a4\u30f3\u3067\u304d\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u9000\u8077\u6642\u306f\u3001\u30a2\u30ab\u30a6\u30f3\u30c8\u306e\u7121\u52b9\u5316\u3068\u3042\u308f\u305b\u3066\u7aef\u672b\u306e\u56de\u53ce\u3082\u884c\u3063\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>\u3053\u306e\u307b\u304b\u3001\u7aef\u672b\u306e\u8a2d\u5b9a\u3092\u4e00\u62ec\u3067\u914d\u5e03\u3059\u308b\u300c\u30b0\u30eb\u30fc\u30d7\u30dd\u30ea\u30b7\u30fc\u300d\u3068\u3044\u3046\u6a5f\u80fd\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n<h3>AD\u306fLDAP\u3067\u60c5\u5831\u306e\u8aad\u307f\u66f8\u304d\u3092\u53d7\u3051\u4ed8\u3051\u3001Windows\u3078\u306e\u30ed\u30b0\u30a4\u30f3\u306b\u306f\u4e3b\u306bKerberos\u3092\u4f7f\u3046<\/h3>\n<p>AD\u306f\u3001<strong>\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u60c5\u5831\u306e\u7167\u4f1a\u3084\u7ba1\u7406\u306b\u306fLDAP\u3092\u4f7f\u3044\u3001Windows\u30c9\u30e1\u30a4\u30f3\u3078\u306e\u30ed\u30b0\u30aa\u30f3\u306b\u306f\u4e3b\u306bKerberos\u3068\u3044\u3046\u5225\u306e\u8a8d\u8a3c\u65b9\u5f0f\u3092\u4f7f\u3044\u307e\u3059<\/strong>\u3002<\/p>\n<p>AD\u306fLDAP\u306b\u5bfe\u5fdc\u3057\u305f\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u30b5\u30fc\u30d0\u30fc\u3092\u6301\u3063\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001Windows\u4ee5\u5916\u306e\u696d\u52d9\u30b7\u30b9\u30c6\u30e0\u3084\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u6a5f\u5668\u3082\u3001LDAP\u3067AD\u306b\u554f\u3044\u5408\u308f\u305b\u3066\u30e6\u30fc\u30b6\u30fc\u60c5\u5831\u3092\u53c2\u7167\u3057\u305f\u308a\u3001ID\u3068\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u7167\u5408\u3057\u305f\u308a\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u4e00\u65b9\u3001\u793e\u54e1\u304cWindows\u7aef\u672b\u306b\u30c9\u30e1\u30a4\u30f3\u30a2\u30ab\u30a6\u30f3\u30c8\u3067\u30ed\u30b0\u30a4\u30f3\u3059\u308b\u3068\u304d\u306f\u3001\u4e3b\u306bKerberos\u304c\u4f7f\u308f\u308c\u307e\u3059\u3002LDAP\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u306e\u6240\u5c5e\u3084\u30b0\u30eb\u30fc\u30d7\u306a\u3069\u306e\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u60c5\u5831\u3092\u8abf\u3079\u305f\u308a\u66f8\u304d\u63db\u3048\u305f\u308a\u3059\u308b\u5834\u9762\u3067\u4f7f\u308f\u308c\u308b\u306e\u304c\u4e2d\u5fc3\u3067\u3059\u3002<\/p>\n<p>\u3064\u307e\u308a\u3001\u300cAD\uff1dLDAP\u300d\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<strong>AD\u306f\u8907\u6570\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u52d5\u304f\u88fd\u54c1\u3067\u3001\u305d\u306e\u4e00\u3064\u304cLDAP<\/strong>\u3068\u3044\u3046\u6574\u7406\u304c\u6b63\u78ba\u3067\u3059\u3002<\/p>\n<h3>OpenLDAP\u306a\u3069\u3001LDAP\u306b\u5bfe\u5fdc\u3057\u305f\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u88fd\u54c1\u306fAD\u4ee5\u5916\u306b\u3082\u3042\u308b<\/h3>\n<p>LDAP\u306b\u5bfe\u5fdc\u3057\u305f\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u88fd\u54c1\u306f\u3001AD\u3060\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<strong>\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u306eOpenLDAP\u3084389 Directory Server\u306a\u3069\u3001Linux\u7cfb\u306e\u74b0\u5883\u3067\u4f7f\u308f\u308c\u308b\u88fd\u54c1\u3082\u3042\u308a\u307e\u3059<\/strong>\u3002<\/p>\n<p>\u3069\u308c\u3082LDAP\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u305f\u3081\u3001\u696d\u52d9\u30b7\u30b9\u30c6\u30e0\u304b\u3089\u306f\u554f\u3044\u5408\u308f\u305b\u5148\u304cAD\u3067\u3082OpenLDAP\u3067\u3082\u540c\u3058\u65b9\u6cd5\u3067\u63a5\u7d9a\u3067\u304d\u307e\u3059\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>\u88fd\u54c1<\/th>\n<th>\u4e3b\u306a\u5bfe\u8c61\u74b0\u5883<\/th>\n<th>\u4e3b\u306a\u7528\u9014<\/th>\n<th>\u30e9\u30a4\u30bb\u30f3\u30b9\u306e\u8003\u3048\u65b9<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Active Directory\uff08AD DS\uff09<\/td>\n<td>Windows<\/td>\n<td>Windows\u7aef\u672b\u30fb\u30e6\u30fc\u30b6\u30fc\u306e\u30c9\u30e1\u30a4\u30f3\u7ba1\u7406\u3001LDAP\u306b\u3088\u308b\u60c5\u5831\u53c2\u7167<\/td>\n<td>Windows Server\u306e\u6a5f\u80fd\u3068\u3057\u3066\u63d0\u4f9b\u3055\u308c\u308b<\/td>\n<\/tr>\n<tr>\n<td>OpenLDAP<\/td>\n<td>Linux\u306a\u3069<\/td>\n<td>Linux\u30b5\u30fc\u30d0\u30fc\u3084\u696d\u52d9\u30b7\u30b9\u30c6\u30e0\u306e\u30e6\u30fc\u30b6\u30fc\u7ba1\u7406<\/td>\n<td>\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9<\/td>\n<\/tr>\n<tr>\n<td>389 Directory Server<\/td>\n<td>Linux\u306a\u3069<\/td>\n<td>Linux\u30b5\u30fc\u30d0\u30fc\u3084\u696d\u52d9\u30b7\u30b9\u30c6\u30e0\u306e\u30e6\u30fc\u30b6\u30fc\u7ba1\u7406<\/td>\n<td>\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u3053\u3053\u3067\u306f\u3001LDAP\u306b\u5bfe\u5fdc\u3057\u305f\u88fd\u54c1\u304c\u8907\u6570\u3042\u308b\u3053\u3068\u3092\u62bc\u3055\u3048\u3066\u304a\u3051\u3070\u5341\u5206\u3067\u3059\u3002<\/p>\n<h2>\u793e\u5185\u30b7\u30b9\u30c6\u30e0\u306e\u8a8d\u8a3c\u9023\u643a\u3067\u306f\u3001LDAP\u304cID\u3068\u30d1\u30b9\u30ef\u30fc\u30c9\u306e\u7167\u5408\u306b\u4f7f\u308f\u308c\u308b<\/h2>\n<p>\u300cLDAP\u8a8d\u8a3c\u300d\u3068\u306f\u3001<strong>\u696d\u52d9\u30b7\u30b9\u30c6\u30e0\u3084VPN\u3001\u7121\u7ddaLAN\u3001\u8907\u5408\u6a5f\u306a\u3069\u304c\u81ea\u5206\u3067\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u6301\u305f\u305a\u3001AD\u3084LDAP\u30b5\u30fc\u30d0\u30fc\u306b\u554f\u3044\u5408\u308f\u305b\u3066\u672c\u4eba\u78ba\u8a8d\u3092\u3059\u308b\u4ed5\u7d44\u307f<\/strong>\u3067\u3059\u3002\u7121\u7ddaLAN\u3084VPN\u3067\u306f\u3001RADIUS\u30b5\u30fc\u30d0\u30fc\u3092\u9593\u306b\u7f6e\u3044\u3066\u3001\u305d\u306eRADIUS\u30b5\u30fc\u30d0\u30fc\u304cAD\u3084LDAP\u30b5\u30fc\u30d0\u30fc\u306b\u554f\u3044\u5408\u308f\u305b\u308b\u69cb\u6210\u3082\u3088\u304f\u4f7f\u308f\u308c\u307e\u3059\u3002<\/p>\n<p>\u3053\u308c\u306b\u3088\u308a\u3001\u793e\u54e1\u306f\u3069\u306e\u30b7\u30b9\u30c6\u30e0\u306b\u3082\u540c\u3058ID\u3068\u30d1\u30b9\u30ef\u30fc\u30c9\u3067\u30ed\u30b0\u30a4\u30f3\u3067\u304d\u307e\u3059\u3002\u60c5\u30b7\u30b9\u306b\u3068\u3063\u3066\u306f\u3001ID\u3092\u30c7\u30a3\u30ec\u30af\u30c8\u30ea1\u304b\u6240\u3067\u7ba1\u7406\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p><img decoding=\"async\" alt=\"\u56f3\u88683 LDAP\u8a8d\u8a3c\u306e\u6d41\u308c\uff08\u6982\u5ff5\u56f3\uff09\" src=\"https:\/\/venu-sys.co.jp\/jo-sys\/wp-content\/uploads\/sites\/2\/2026\/10\/fig3-ldap-auth-flow.png\" \/><\/p>\n<h3>LDAP\u8a8d\u8a3c\u3067\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u304c\u30b5\u30fc\u30d3\u30b9\u30a2\u30ab\u30a6\u30f3\u30c8\u3067DN\u3092\u691c\u7d22\u3057\u3066\u304b\u3089\u672c\u4eba\u306eID\u3067\u7167\u5408\u3059\u308b<\/h3>\n<p>LDAP\u8a8d\u8a3c\u306f\u3001\u591a\u304f\u306e\u88fd\u54c1\u3067<strong>\u300c\u691c\u7d22\u7528\u306e\u30a2\u30ab\u30a6\u30f3\u30c8\u3067DN\u3092\u63a2\u3059\u300d\u2192\u300c\u672c\u4eba\u306eDN\u3068\u30d1\u30b9\u30ef\u30fc\u30c9\u3067\u7167\u5408\u3059\u308b\u300d\u3068\u3044\u3046\u9806\u756a\u3067\u9032\u307f\u307e\u3059<\/strong>\u3002\u793e\u54e1\u304c\u5165\u529b\u3059\u308b\u306e\u306f\u30e6\u30fc\u30b6\u30fc\u540d\u3060\u3051\u3067\u3001DN\u307e\u3067\u306f\u77e5\u3089\u306a\u3044\u305f\u3081\u3067\u3059\u3002\u306a\u304a\u3001AD\u306e\u300cuser@example.co.jp\u300d\u5f62\u5f0f\u306e\u540d\u524d\u3067\u76f4\u63a5\u30d0\u30a4\u30f3\u30c9\u3059\u308b\u306a\u3069\u3001\u691c\u7d22\u3092\u7701\u304f\u88fd\u54c1\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u793e\u54e1\u304c\u696d\u52d9\u30b7\u30b9\u30c6\u30e0\u306b\u30ed\u30b0\u30a4\u30f3\u3059\u308b\u3068\u304d\u306e\u6d41\u308c\u306f\u3001\u6b21\u306e3\u30b9\u30c6\u30c3\u30d7\u3067\u3059\u3002<\/p>\n<ul>\n<li>\u30b7\u30b9\u30c6\u30e0\u304c\u3001\u63a5\u7d9a\u7528\u306b\u7528\u610f\u3057\u305f\u30a2\u30ab\u30a6\u30f3\u30c8\uff08\u30b5\u30fc\u30d3\u30b9\u30a2\u30ab\u30a6\u30f3\u30c8\uff09\u3067\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306b\u30d0\u30a4\u30f3\u30c9\u3059\u308b<\/li>\n<li>\u793e\u54e1\u304c\u5165\u529b\u3057\u305f\u30e6\u30fc\u30b6\u30fc\u540d\u3092\u3082\u3068\u306b\u3001\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3092\u691c\u7d22\u3057\u3066\u305d\u306e\u793e\u54e1\u306eDN\u3092\u898b\u3064\u3051\u308b<\/li>\n<li>\u898b\u3064\u3051\u305fDN\u3068\u793e\u54e1\u304c\u5165\u529b\u3057\u305f\u30d1\u30b9\u30ef\u30fc\u30c9\u3067\u6539\u3081\u3066\u30d0\u30a4\u30f3\u30c9\u3057\u3001\u6210\u529f\u3059\u308c\u3070\u672c\u4eba\u3068\u5224\u65ad\u3059\u308b<\/li>\n<\/ul>\n<p>\u524d\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u89e6\u308c\u305f\u300c\u30d0\u30a4\u30f3\u30c9DN\u300d\u306f\u30011\u3064\u76ee\u306e\u30b9\u30c6\u30c3\u30d7\u3067\u4f7f\u3046\u30b5\u30fc\u30d3\u30b9\u30a2\u30ab\u30a6\u30f3\u30c8\u306eDN\u3067\u3059\u3002<\/p>\n<p>\u3053\u306e\u4ed5\u7d44\u307f\u306e\u5229\u70b9\u306f\u3001<strong>\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u5074\u3067\u30a2\u30ab\u30a6\u30f3\u30c8\u3092\u7121\u52b9\u306b\u3059\u308c\u3070\u3001LDAP\u3067\u8a8d\u8a3c\u3057\u3066\u3044\u308b\u9023\u643a\u30b7\u30b9\u30c6\u30e0\u306b\u306f\u65b0\u305f\u306b\u30ed\u30b0\u30a4\u30f3\u3067\u304d\u306a\u304f\u306a\u308b<\/strong>\u3053\u3068\u3067\u3059\u3002\u9000\u8077\u8005\u304c\u51fa\u305f\u3068\u304d\u306b\u3001\u30b7\u30b9\u30c6\u30e0\u3054\u3068\u306bID\u3092\u6d88\u3057\u3066\u56de\u308b\u5fc5\u8981\u304c\u306a\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n<h3>LDAP\u8a8d\u8a3c\u306f\u540c\u3058ID\u3092\u8907\u6570\u306e\u30b7\u30b9\u30c6\u30e0\u3067\u4f7f\u3048\u308b\u72b6\u614b\u3092\u3064\u304f\u308a\u3001SSO\u306f\u8a8d\u8a3c\u30921\u56de\u3067\u6e08\u307e\u305b\u308b\u72b6\u614b\u3092\u3064\u304f\u308b<\/h3>\n<p>LDAP\u8a8d\u8a3c\u3068\u30b7\u30f3\u30b0\u30eb\u30b5\u30a4\u30f3\u30aa\u30f3\uff08SSO\uff09\u306f\u6df7\u540c\u3055\u308c\u3084\u3059\u3044\u306e\u3067\u3059\u304c\u3001\u76ee\u7684\u304c\u9055\u3044\u307e\u3059\u3002<strong>LDAP\u8a8d\u8a3c\u306f\u300c\u540c\u3058ID\u3068\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u4f7f\u3048\u308b\u300d\u72b6\u614b\u3092\u3064\u304f\u308a\u3001SSO\u306f\u300c\u30ed\u30b0\u30a4\u30f3\u30921\u56de\u3067\u6e08\u307e\u305b\u308b\u300d\u72b6\u614b\u3092\u3064\u304f\u308a\u307e\u3059<\/strong>\u3002<\/p>\n<p>LDAP\u8a8d\u8a3c\u3067\u306f\u3001ID\u3068\u30d1\u30b9\u30ef\u30fc\u30c9\u306f\u5171\u901a\u3067\u3082\u3001\u30b7\u30b9\u30c6\u30e0\u3054\u3068\u306b\u30ed\u30b0\u30a4\u30f3\u753b\u9762\u3067\u5165\u529b\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u30023\u3064\u306e\u30b7\u30b9\u30c6\u30e0\u3092\u4f7f\u3048\u3070\u3001\u30ed\u30b0\u30a4\u30f3\u64cd\u4f5c\u30823\u56de\u3067\u3059\u3002<\/p>\n<p>\u3053\u308c\u306b\u5bfe\u3057\u3066\u30011\u56de\u306e\u30ed\u30b0\u30a4\u30f3\u3067\u9023\u643a\u3059\u308b\u8907\u6570\u306e\u30b7\u30b9\u30c6\u30e0\u306b\u5165\u308c\u308b\u3088\u3046\u306b\u3059\u308b\u306e\u304c<a href=\"https:\/\/venu-sys.co.jp\/jo-sys\/10788\/\">\u30b7\u30f3\u30b0\u30eb\u30b5\u30a4\u30f3\u30aa\u30f3\uff08SSO\uff09<\/a>\u3067\u3059\u3002SSO\u3067\u306f\u3001\u8a8d\u8a3c\u3092\u62c5\u3046\u4ed5\u7d44\u307f\uff08IdP\uff09\u304c\u672c\u4eba\u78ba\u8a8d\u3092\u307e\u3068\u3081\u3066\u884c\u3044\u307e\u3059\u3002\u305d\u306eIdP\u304c\u3001\u88cf\u5074\u3067LDAP\u306e\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3092\u53c2\u7167\u3057\u3066\u672c\u4eba\u78ba\u8a8d\u3092\u3059\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u4e21\u8005\u306f\u5bfe\u7acb\u3059\u308b\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002LDAP\u3067\u300cID\u3092\u305d\u308d\u3048\u308b\u300d\u3001SSO\u3067\u300c\u30ed\u30b0\u30a4\u30f3\u306e\u56de\u6570\u3092\u6e1b\u3089\u3059\u300d\u3068\u5f79\u5272\u3092\u5206\u3051\u3066\u8003\u3048\u308b\u3068\u6574\u7406\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n<h3>LDAP\u306e\u901a\u4fe1\u306f\u6697\u53f7\u5316\u3068\u5165\u529b\u5024\u306e\u30c1\u30a7\u30c3\u30af\u3092\u3057\u306a\u3044\u3068\u3001\u30d1\u30b9\u30ef\u30fc\u30c9\u306e\u76d7\u8074\u3084LDAP\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u306b\u3064\u306a\u304c\u308b<\/h3>\n<p>LDAP\u8a8d\u8a3c\u3092\u5b89\u5168\u306b\u4f7f\u3046\u306b\u306f\u3001<strong>\u901a\u4fe1\u306e\u6697\u53f7\u5316\u3068\u3001\u5165\u529b\u5024\u306e\u30c1\u30a7\u30c3\u30af\u304c\u6b20\u304b\u305b\u307e\u305b\u3093<\/strong>\u3002\u8a2d\u5b9a\u6642\u306b\u78ba\u8a8d\u3057\u305f\u3044\u70b9\u306f\u6b21\u306e3\u3064\u3067\u3059\u3002<\/p>\n<ul>\n<li>\u6697\u53f7\u5316\u3057\u306a\u3044389\u756a\u306e\u901a\u4fe1\u306f\u30d1\u30b9\u30ef\u30fc\u30c9\u304c\u8aad\u307f\u53d6\u308c\u308b\u304a\u305d\u308c\u304c\u3042\u308b\u305f\u3081\u3001StartTLS\u304bLDAPS\u3092\u4f7f\u3046<\/li>\n<li>\u5165\u529b\u5024\u3092\u305d\u306e\u307e\u307e\u691c\u7d22\u6761\u4ef6\u306b\u4f7f\u3046\u3068\u300cLDAP\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u300d\u306e\u539f\u56e0\u306b\u306a\u308b\u305f\u3081\u3001\u30b7\u30b9\u30c6\u30e0\u5074\u3067\u30c1\u30a7\u30c3\u30af\u3059\u308b<\/li>\n<li>Windows Server 2022\u4ee5\u524d\u306eAD\u306e\u65e2\u5b9a\u3067\u306f\u3001LDAP\u7f72\u540d\u3068\u30c1\u30e3\u30cd\u30eb\u30d0\u30a4\u30f3\u30c7\u30a3\u30f3\u30b0\u304c\u5fc5\u9808\u306b\u306a\u3063\u3066\u3044\u306a\u3044\u3002Microsoft\u306f2019\u5e748\u6708\u306e\u30a2\u30c9\u30d0\u30a4\u30b6\u30ea\uff08ADV190023\uff09\u3067\u3001LDAP\u7f72\u540d\u306e\u5fc5\u9808\u5316\u3068\u30c1\u30e3\u30cd\u30eb\u30d0\u30a4\u30f3\u30c7\u30a3\u30f3\u30b0\u306e\u6709\u52b9\u5316\u3092\u63a8\u5968\u3057\u3066\u3044\u308b\u3002Windows Server 2025\u3067\u65b0\u3057\u304f\u69cb\u7bc9\u3057\u305fAD\u3067\u306f\u3001LDAP\u7f72\u540d\u304c\u65e2\u5b9a\u3067\u5fc5\u9808\u306b\u306a\u3063\u305f\uff08\u65e2\u5b58\u74b0\u5883\u3092\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u3057\u305f\u5834\u5408\u306f\u8a2d\u5b9a\u304c\u5f15\u304d\u7d99\u304c\u308c\u308b\uff09<\/li>\n<\/ul>\n<div style=\"border:2px solid #eb6834;border-radius:8px;background:#fdf3ee;padding:14px 18px;margin:1.5em 0\">\n<p style=\"margin:0 0 8px;font-weight:700;color:#c2521f\">\u6ce8\u610f<\/p>\n<p style=\"margin:0\">\u300c\u793e\u5185LAN\u306e\u4e2d\u3060\u304b\u3089\u300d\u3068\u3044\u3046\u7406\u7531\u3067\u3001\u6697\u53f7\u5316\u3057\u306a\u3044LDAP\u901a\u4fe1\u3092\u5b89\u5168\u3068\u307f\u306a\u3055\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002\u793e\u5185\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u4fb5\u5165\u3055\u308c\u308b\u3068\u3001\u5e73\u6587\u3067\u6d41\u308c\u308b\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u8aad\u307f\u53d6\u3089\u308c\u308b\u304a\u305d\u308c\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<\/div>\n<h2>ID\u3092\u4e00\u304b\u6240\u3067\u7ba1\u7406\u3067\u304d\u3066\u3044\u306a\u3044\u3053\u3068\u304c\u3001\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u306e\u4e3b\u306a\u539f\u56e0\u306e\u4e00\u3064\u306b\u306a\u3063\u3066\u3044\u308b<\/h2>\n<p>\u3053\u3053\u304b\u3089\u306f\u3001\u516c\u7684\u30c7\u30fc\u30bf\u3092\u3082\u3068\u306b\u3001ID\u3092\u4e00\u304b\u6240\u3067\u7ba1\u7406\u3059\u308b\u4ed5\u7d44\u307f\u304c\u6c42\u3081\u3089\u308c\u308b\u7406\u7531\u3092\u898b\u3066\u3044\u304d\u307e\u3059\u3002\u7d50\u8ad6\u304b\u3089\u8a00\u3046\u3068\u3001<mark>2025\u5e74\u306e\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u5c4a\u51fa\u3067\u306f\u3001\u88ab\u5bb3\u539f\u56e0\u306e3\u5206\u306e1\u304cID\u30fb\u30d1\u30b9\u30ef\u30fc\u30c9\u7ba1\u7406\u306e\u4e0d\u5099\u3067\u3057\u305f<\/mark>\u3002<\/p>\n<p>\u88ab\u5bb3\u305d\u306e\u3082\u306e\u3082\u3001\u4e00\u5b9a\u306e\u5272\u5408\u3067\u8d77\u304d\u3066\u3044\u307e\u3059\u3002\u7dcf\u52d9\u7701\u306e\u901a\u4fe1\u5229\u7528\u52d5\u5411\u8abf\u67fb\u306f\u3001\u5e38\u7528\u96c7\u7528\u8005100\u4eba\u4ee5\u4e0a\u306e\u4f01\u696d\u304c\u5bfe\u8c61\u3067\u3059\u3002\u3053\u306e\u8abf\u67fb\u3067\u306f\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3092\u5229\u7528\u3059\u308b\u4f01\u696d\u306e\u3046\u3061\u3001\u904e\u53bb1\u5e74\u9593\u306b\u300c\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u300d\u306e\u88ab\u5bb3\u304c\u3042\u3063\u305f\u4f01\u696d\u306f\u30012025\u5e74\u306b4.1%\u3067\u3057\u305f\u30022024\u5e74\u306f3.9%\u3067\u3059\u3002<\/p>\n<div style=\"border:2px solid #eb6834;border-radius:8px;background:#fdf3ee;padding:14px 18px;margin:1.5em 0\">\n<p style=\"margin:0 0 8px;font-weight:700;color:#c2521f\">\u6ce8\u610f<\/p>\n<p style=\"margin:0\">\u6b21\u306e\u898b\u51fa\u3057\u3067\u7d39\u4ecb\u3059\u308b\u539f\u56e0\u306e\u5272\u5408\u306f\u3001IPA\u306b\u81ea\u767a\u7684\u306b\u5c4a\u3051\u51fa\u3089\u308c\u305f\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u306e\u3046\u3061\u3001\u88ab\u5bb3\u304c\u3042\u3063\u305f\u5c4a\u51fa85\u4ef6\u306e\u539f\u56e0\u3092\u6570\u3048\u305f\u5185\u8a33\u3067\u3059\u3002\u4f01\u696d\u5168\u4f53\u3067\u3069\u306e\u3088\u3046\u306a\u88ab\u5bb3\u304c\u8d77\u304d\u3066\u3044\u308b\u304b\u3092\u8868\u3059\u6570\u5b57\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<\/div>\n<h3>2025\u5e74\u306e\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u5c4a\u51fa\u3067\u306f\u3001\u88ab\u5bb3\u539f\u56e0\u306e33.7%\u304cID\u30fb\u30d1\u30b9\u30ef\u30fc\u30c9\u7ba1\u7406\u306e\u4e0d\u5099\u3060\u3063\u305f<\/h3>\n<p>\u8b66\u5bdf\u5e81\u30fb\u7dcf\u52d9\u7701\u30fb\u7d4c\u6e08\u7523\u696d\u7701\u306e\u516c\u8868\u8cc7\u6599\u306b\u3088\u308b\u3068\u30012025\u5e74\u306e\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u5c4a\u51fa\u3067\u3001<strong>\u88ab\u5bb3\u539f\u56e0\u306e\u3046\u3061\u300cID\u30fb\u30d1\u30b9\u30ef\u30fc\u30c9\u7ba1\u7406\u306e\u4e0d\u5099\u300d\u304c\u5360\u3081\u308b\u5272\u5408\u306f33.7%\u3067\u3057\u305f<\/strong>\u3002\u5206\u6bcd\u306f\u3001\u88ab\u5bb3\u304c\u3042\u3063\u305f\u5c4a\u51fa85\u4ef6\u306e\u539f\u56e0\u3092\u5ef6\u3079\u3067\u6570\u3048\u305f89\u4ef6\u3067\u3059\u3002<\/p>\n<p>IPA\u306e\u5c4a\u51fa\u72b6\u6cc1\u306e\u8cc7\u6599\u3067\u306f\u3001\u540c\u3058\u539f\u56e0\u304c30\u4ef6\u3068\u96c6\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u300233.7%\u3068\u540c\u3058\u5c4a\u51fa\u30c7\u30fc\u30bf\u306e\u4ef6\u6570\u3067\u3059\u3002\u300c\u53e4\u3044\u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u5229\u7528\u3084\u4fee\u6b63\u30d7\u30ed\u30b0\u30e9\u30e0\u306a\u3069\u306e\u672a\u5c0e\u5165\u300d\u306f18\u4ef6\u3067\u3057\u305f\u3002<\/p>\n<p>\u3053\u306e\u5185\u8a33\u304b\u3089\u8aad\u307f\u53d6\u308c\u308b\u306e\u306f\u3001\u5c4a\u51fa\u306e\u4e2d\u3067\u306fID\u30fb\u30d1\u30b9\u30ef\u30fc\u30c9\u7ba1\u7406\u306e\u4e0d\u5099\u304c\u6700\u3082\u591a\u3044\u539f\u56e0\u306b\u306a\u3063\u3066\u3044\u308b\u70b9\u3067\u3059\u3002\u305f\u3060\u3057\u3001\u539f\u56e0\u306e\u9806\u4f4d\u306f\u8abf\u67fb\u306b\u3088\u3063\u3066\u5165\u308c\u66ff\u308f\u308b\u305f\u3081\u3001\u5c4a\u51fa\u3060\u3051\u3067\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u5168\u4f53\u306e\u50be\u5411\u3092\u6c7a\u3081\u3064\u3051\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002\u4ef6\u6570\u3067\u898b\u308b\u3068\u3001\u7ba1\u7406\u306e\u4e0d\u5099\u306f\u4fee\u6b63\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u672a\u5c0e\u5165\u306a\u3069\u306e\u7d041.7\u500d\u306b\u3042\u305f\u308a\u307e\u3059\u3002<\/p>\n<p>\u3053\u3053\u3067\u8a00\u3046\u300c\u7ba1\u7406\u306e\u4e0d\u5099\u300d\u306b\u306f\u3001\u4f7f\u308f\u308c\u306a\u304f\u306a\u3063\u305fID\u306e\u653e\u7f6e\u3084\u5f31\u3044\u30d1\u30b9\u30ef\u30fc\u30c9\u3067\u306e\u904b\u7528\u304c\u5f53\u3066\u306f\u307e\u308a\u307e\u3059\u3002\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3067ID\u3092\u307e\u3068\u3081\u308c\u3070\u505c\u6b62\u3084\u5909\u66f4\u30921\u304b\u6240\u3067\u884c\u3048\u307e\u3059\u304c\u3001\u30d1\u30b9\u30ef\u30fc\u30c9\u306e\u5f37\u5ea6\u3084\u6f0f\u3048\u3044\u306e\u554f\u984c\u306f\u305d\u308c\u3060\u3051\u3067\u306f\u89e3\u6c7a\u3057\u307e\u305b\u3093\u3002<\/p>\n<h3>ID\u30fb\u30d1\u30b9\u30ef\u30fc\u30c9\u306b\u3088\u308b\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u3092\u884c\u3046\u4f01\u696d\u306f2025\u5e74\u306b60.4%\u3067\u30012018\u5e74\u306e51.6%\u304b\u3089\u5897\u3048\u305f<\/h3>\n<p>\u7dcf\u52d9\u7701\u306e\u901a\u4fe1\u5229\u7528\u52d5\u5411\u8abf\u67fb\u306b\u3088\u308b\u3068\u3001<strong>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u3068\u3057\u3066\u300cID\u3001\u30d1\u30b9\u30ef\u30fc\u30c9\u306b\u3088\u308b\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u300d\u3092\u884c\u3046\u4f01\u696d\u306f\u30012025\u5e74\u306b60.4%\u3067\u3057\u305f<\/strong>\u30022018\u5e74\u306e51.6%\u304b\u3089\u306f\u5897\u3048\u3066\u3044\u307e\u3059\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>\u8abf\u67fb\u5e74<\/th>\n<th>ID\u3001\u30d1\u30b9\u30ef\u30fc\u30c9\u306b\u3088\u308b\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u3092\u884c\u3046\u4f01\u696d\u306e\u5272\u5408<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>2018\u5e74<\/td>\n<td>51.6%<\/td>\n<\/tr>\n<tr>\n<td>2020\u5e74<\/td>\n<td>63.1%<\/td>\n<\/tr>\n<tr>\n<td>2021\u5e74<\/td>\n<td>57.0%<\/td>\n<\/tr>\n<tr>\n<td>2022\u5e74<\/td>\n<td>57.2%<\/td>\n<\/tr>\n<tr>\n<td>2023\u5e74<\/td>\n<td>58.0%<\/td>\n<\/tr>\n<tr>\n<td>2024\u5e74<\/td>\n<td>58.9%<\/td>\n<\/tr>\n<tr>\n<td>2025\u5e74<\/td>\n<td>60.4%<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"font-size:13px;color:#777;margin:0.5em 0 0\">\u8868\u306e\u51fa\u5178: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.soumu.go.jp\/johotsusintokei\/statistics\/data\/190531_1.pdf\">\u7dcf\u52d9\u7701\u300c\u5e73\u621030\u5e74\u901a\u4fe1\u5229\u7528\u52d5\u5411\u8abf\u67fb\u306e\u7d50\u679c\u300d<\/a>\uff0f<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.soumu.go.jp\/johotsusintokei\/statistics\/data\/220527_1.pdf\">\u540c\u300c\u4ee4\u548c3\u5e74\u300d<\/a>\uff0f<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.soumu.go.jp\/johotsusintokei\/statistics\/data\/230529_1.pdf\">\u540c\u300c\u4ee4\u548c4\u5e74\u300d<\/a>\uff0f<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.soumu.go.jp\/johotsusintokei\/statistics\/data\/240607_1.pdf\">\u540c\u300c\u4ee4\u548c5\u5e74\u300d<\/a>\uff0f<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.soumu.go.jp\/main_content\/001074768.pdf\">\u540c\u300c\u4ee4\u548c7\u5e74\uff08\u6982\u8981\uff09\u5225\u7d192\u300d<\/a>\uff082019\u5e74\u306f\u672c\u8a18\u4e8b\u306e\u30c7\u30fc\u30bf\u306b\u672a\u53ce\u9332\u30022018\u5e74\u306f\u300c\u60c5\u5831\u901a\u4fe1\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5229\u7528\u4f01\u696d\u300d\u30012020\u5e74\u4ee5\u964d\u306f\u300c\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u5229\u7528\u4f01\u696d\u300d\u304c\u5bfe\u8c61\uff09<\/p>\n<p>\u3053\u306e\u63a8\u79fb\u304b\u3089\u8aad\u307f\u53d6\u308c\u308b\u306e\u306f\u30012021\u5e74\u4ee5\u964d\u306f\u6bce\u5e74\u5c11\u3057\u305a\u3064\u4f38\u3073\u3066\u3044\u308b\u3082\u306e\u306e\u30012025\u5e74\u3067\u30822020\u5e74\u306e\u6c34\u6e96\u306b\u306f\u623b\u3063\u3066\u3044\u306a\u3044\u70b9\u3067\u3059\u3002<\/p>\n<p>\u306a\u304a\u30012020\u5e74\u306e\u5024\u3060\u3051\u304c\u9ad8\u3044\u7406\u7531\u306f\u516c\u8868\u8cc7\u6599\u304b\u3089\u306f\u7279\u5b9a\u3067\u304d\u307e\u305b\u3093\u3002\u307e\u305f\u3001\u3053\u306e\u9805\u76ee\u3092\u9078\u3070\u306a\u304b\u3063\u305f\u4f01\u696d\u304c\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u3092\u3057\u3066\u3044\u306a\u3044\u3068\u306f\u9650\u308a\u307e\u305b\u3093\u3002ID\u30fb\u30d1\u30b9\u30ef\u30fc\u30c9\u3067\u5236\u5fa1\u3059\u308b\u4f01\u696d\u304c\u5897\u3048\u308b\u307b\u3069\u3001<strong>\u305d\u306eID\u3092\u3069\u3053\u3067\u7ba1\u7406\u3059\u308b\u304b<\/strong>\u304c\u8ab2\u984c\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<h3>ID\u7ba1\u7406\u3068\u672c\u4eba\u78ba\u8a8d\u3092\u5f37\u5316\u3057\u3066\u3044\u308b\u3068\u7b54\u3048\u305f\u5272\u5408\u306f2022\u5e74\u306735.5%\u306b\u3068\u3069\u307e\u308a\u3001ID\u3092\u767a\u884c\u3057\u305f\u5f8c\u306e\u7ba1\u7406\u304c\u624b\u8584\u306b\u306a\u308a\u3084\u3059\u3044<\/h3>\n<p>IPA\u304c2022\u5e74\u306b\u884c\u3063\u305f\u5185\u90e8\u4e0d\u6b63\u5bfe\u7b56\u306e\u8abf\u67fb\u3067\u306f\u3001<strong>\u300cID\u7ba1\u7406\u3068\u672c\u4eba\u78ba\u8a8d\uff08\u8a8d\u8a3c\uff09\u3092\u5f37\u5316\u3057\u3066\u3044\u308b\u300d\u3068\u7b54\u3048\u305f\u5272\u5408\u306f35.5%\u3067\u3057\u305f<\/strong>\u3002\u540c\u30582022\u5e74\u306e\u7dcf\u52d9\u7701\u306e\u8abf\u67fb\u3067\u306f\u3001ID\u30fb\u30d1\u30b9\u30ef\u30fc\u30c9\u306b\u3088\u308b\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u3092\u884c\u3046\u4f01\u696d\u306f57.2%\u3067\u3057\u305f\u3002<\/p>\n<p>IPA\u306e\u8abf\u67fb\u306f\u56de\u7b54\u8005\u304c\u52e4\u3081\u5148\u306e\u72b6\u6cc1\u3092\u500b\u4eba\u3068\u3057\u3066\u7b54\u3048\u305f\u3082\u306e\u3067\u3001\u7dcf\u52d9\u7701\u306e\u8abf\u67fb\u3068\u306f\u6bcd\u96c6\u56e3\u304c\u9055\u3044\u307e\u3059\u3002\u305d\u306e\u3046\u3048\u30672\u3064\u3092\u4e26\u3079\u308b\u3068\u3001\u76ee\u5b89\u3068\u3057\u306620\u30dd\u30a4\u30f3\u30c8\u4f59\u308a\u306e\u958b\u304d\u304c\u3042\u308a\u307e\u3059\u3002ID\u3092\u767a\u884c\u3057\u3066\u5236\u5fa1\u3059\u308b\u3053\u3068\u3068\u3001\u767a\u884c\u5f8c\u306e\u68da\u5378\u3057\u3084\u505c\u6b62\u307e\u3067\u7ba1\u7406\u3059\u308b\u3053\u3068\u306f\u3001\u5225\u306e\u53d6\u308a\u7d44\u307f\u3060\u3068\u8003\u3048\u3089\u308c\u307e\u3059\u3002\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u30b5\u30fc\u30d3\u30b9\u306f\u3001\u3053\u306e\u767a\u884c\u5f8c\u306e\u7ba1\u7406\u30921\u304b\u6240\u3067\u884c\u3046\u305f\u3081\u306e\u4ed5\u7d44\u307f\u3067\u3059\u3002<\/p>\n<p style=\"font-size:13px;color:#777;margin:1em 0 0\">\u51fa\u5178: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.soumu.go.jp\/main_content\/001059979.pdf\">\u8b66\u5bdf\u5e81\u30fb\u7dcf\u52d9\u7701\u30fb\u7d4c\u6e08\u7523\u696d\u7701\u300c\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u884c\u70ba\u306e\u767a\u751f\u72b6\u6cc1\u53ca\u3073\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u6a5f\u80fd\u306b\u95a2\u3059\u308b\u6280\u8853\u306e\u7814\u7a76\u958b\u767a\u306e\u72b6\u6cc1\u300d<\/a>\uff0f<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.ipa.go.jp\/security\/todokede\/crack-virus\/ug65p9000000nnpa-att\/2025-report.pdf\">IPA\u300c\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30a6\u30a4\u30eb\u30b9\u30fb\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u306e\u5c4a\u51fa\u72b6\u6cc1\uff3b2025\u5e74\uff081\u6708\uff5e12\u6708\uff09\uff3d\u300d<\/a>\uff0f<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.soumu.go.jp\/main_content\/001074768.pdf\">\u7dcf\u52d9\u7701\u300c\u4ee4\u548c7\u5e74\u901a\u4fe1\u5229\u7528\u52d5\u5411\u8abf\u67fb\u306e\u7d50\u679c\uff08\u6982\u8981\uff09\u5225\u7d192\u300d<\/a>\uff0f<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.ipa.go.jp\/security\/reports\/economics\/ts-kanri\/ps6vr7000000jpfj-att\/ps6vr7000000juem.pdf\">IPA\u300c\u4f01\u696d\u306e\u5185\u90e8\u4e0d\u6b63\u9632\u6b62\u4f53\u5236\u306b\u95a2\u3059\u308b\u5b9f\u614b\u8abf\u67fb \u5831\u544a\u66f8\u300d<\/a>\uff0f<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.soumu.go.jp\/johotsusintokei\/statistics\/data\/230529_1.pdf\">\u7dcf\u52d9\u7701\u300c\u4ee4\u548c4\u5e74\u901a\u4fe1\u5229\u7528\u52d5\u5411\u8abf\u67fb\u306e\u7d50\u679c\u300d<\/a><\/p>\n<h2>\u30af\u30e9\u30a6\u30c9ID\u57fa\u76e4\u3078\u306e\u79fb\u884c\u306f\u9032\u307f\u3064\u3064\u3042\u308b\u304c\u3001\u793e\u5185\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3067ID\u3092\u307e\u3068\u3081\u3066\u3044\u308b\u4f01\u696d\u306e\u5272\u5408\u306f\u516c\u7684\u7d71\u8a08\u3067\u306f\u5206\u304b\u3089\u306a\u3044<\/h2>\n<p>\u6700\u521d\u306b\u304a\u4f1d\u3048\u3057\u3066\u304a\u304f\u3068\u3001<mark>LDAP\u3084Active Directory\u306e\u5229\u7528\u7387\u3092\u6e2c\u3063\u305f\u516c\u7684\u7d71\u8a08\u306f\u3042\u308a\u307e\u305b\u3093<\/mark>\u3002\u305d\u3053\u3067\u3053\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u8fd1\u3044\u6307\u6a19\u3068\u3057\u3066\u3001\u7dcf\u52d9\u7701\u306e\u8abf\u67fb\u306b\u3042\u308b\u300c\u30af\u30e9\u30a6\u30c9\u306e\u8a8d\u8a3c\u30b7\u30b9\u30c6\u30e0\u300d\u306e\u5229\u7528\u72b6\u6cc1\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n<p>\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0a\u306b\u306f\u3001\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u88fd\u54c1\u306e\u666e\u53ca\u5ea6\u3092\u793a\u3059\u3068\u3055\u308c\u308b\u6570\u5b57\u304c\u51fa\u56de\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u4e00\u6b21\u8cc7\u6599\u3084\u8abf\u67fb\u5e74\u3092\u78ba\u8a8d\u3067\u304d\u306a\u3044\u3082\u306e\u304c\u591a\u3044\u305f\u3081\u3001\u3053\u306e\u8a18\u4e8b\u3067\u306f\u4f7f\u3044\u307e\u305b\u3093\u3002<\/p>\n<div style=\"border:2px solid #eb6834;border-radius:8px;background:#fdf3ee;padding:14px 18px;margin:1.5em 0\">\n<p style=\"margin:0 0 8px;font-weight:700;color:#c2521f\">\u6ce8\u610f<\/p>\n<p style=\"margin:0\">\u3053\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u7d39\u4ecb\u3059\u308b16.0%\u306f\u30012025\u5e74\u306e\u8abf\u67fb\u3067\u300c\u30af\u30e9\u30a6\u30c9\u30b5\u30fc\u30d3\u30b9\u3092\u4f7f\u3046\u4f01\u696d\u306e\u3046\u3061\u3001\u7528\u9014\u3068\u3057\u3066\u8a8d\u8a3c\u30b7\u30b9\u30c6\u30e0\u3092\u9078\u3093\u3060\u5272\u5408\u300d\u3067\u3059\u3002LDAP\u3084AD\u304b\u3089\u30af\u30e9\u30a6\u30c9\u3078\u79fb\u884c\u3057\u305f\u4f01\u696d\u306e\u5272\u5408\u3067\u3082\u3001SSO\u3092\u5c0e\u5165\u3057\u3066\u3044\u308b\u4f01\u696d\u306e\u5272\u5408\u3067\u3082\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<\/div>\n<h3>\u30af\u30e9\u30a6\u30c9\u306e\u8a8d\u8a3c\u30b7\u30b9\u30c6\u30e0\u3092\u4f7f\u3046\u4f01\u696d\u306f2025\u5e74\u306b\u30af\u30e9\u30a6\u30c9\u5229\u7528\u4f01\u696d\u306e16.0%\u3067\u3001\u524d\u5e74\u306e13.6%\u304b\u3089\u5897\u3048\u305f<\/h3>\n<p>\u7dcf\u52d9\u7701\u306e\u4ee4\u548c7\u5e74\u901a\u4fe1\u5229\u7528\u52d5\u5411\u8abf\u67fb\uff08\u5e38\u7528\u96c7\u7528\u8005100\u4eba\u4ee5\u4e0a\u306e\u4f01\u696d\u304c\u5bfe\u8c61\uff09\u306b\u3088\u308b\u3068\u30012025\u5e74\u306b\u30af\u30e9\u30a6\u30c9\u30b5\u30fc\u30d3\u30b9\u3092\u5229\u7528\u3057\u3066\u3044\u308b\u4f01\u696d\u306f83.5%\uff08\u7121\u56de\u7b54\u3092\u9664\u304f\u96c6\u8a08\uff09\u3067\u3057\u305f\u3002<strong>\u30af\u30e9\u30a6\u30c9\u30b5\u30fc\u30d3\u30b9\u3092\u4f7f\u3046\u4f01\u696d\u306e\u3046\u3061\u3001\u7528\u9014\u3068\u3057\u3066\u8a8d\u8a3c\u30b7\u30b9\u30c6\u30e0\u3092\u9078\u3093\u3060\u5272\u5408\u306f16.0%\u3067\u3059<\/strong>\u30022024\u5e74\u306e13.6%\u304b\u3089\u306f\u5897\u3048\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u3053\u308c\u3089\u3092\u4e26\u3079\u308b\u3068\u3001\u30af\u30e9\u30a6\u30c9\u306e\u8a8d\u8a3c\u30b7\u30b9\u30c6\u30e0\u306e\u4f38\u3073\u7387\u306f\u3001\u307b\u304b\u306e\u8a8d\u8a3c\u95a2\u9023\u306e\u5bfe\u7b56\u3068\u6bd4\u3079\u3066\u5927\u304d\u3044\u3053\u3068\u304c\u5206\u304b\u308a\u307e\u3059\u3002\u4e00\u65b9\u3067\u30012025\u5e74\u306e\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u5c4a\u51fa\u3067\u306f\u88ab\u5bb3\u539f\u56e0\u306e3\u5206\u306e1\u304cID\u30fb\u30d1\u30b9\u30ef\u30fc\u30c9\u7ba1\u7406\u306e\u4e0d\u5099\u3067\u3057\u305f\u3002\u305d\u308c\u306b\u5bfe\u3057\u3001ID\u3092\u4e00\u3064\u306e\u57fa\u76e4\u306b\u96c6\u3081\u308b\u30af\u30e9\u30a6\u30c9\u578b\u306e\u8a8d\u8a3c\u30b7\u30b9\u30c6\u30e0\u3092\u4f7f\u3046\u4f01\u696d\u306f\u3001\u30af\u30e9\u30a6\u30c9\u5229\u7528\u4f01\u696d\u306e\u4e2d\u3067\u30826\u793e\u306b1\u793e\u7a0b\u5ea6\u306b\u3068\u3069\u307e\u308a\u307e\u3059\u3002<\/p>\n<p>\u305f\u3060\u3057\u3001\u5c4a\u51fa\u3068\u901a\u4fe1\u5229\u7528\u52d5\u5411\u8abf\u67fb\u306f\u6bcd\u96c6\u56e3\u304c\u5225\u3067\u3001\u3053\u306e2\u3064\u306e\u6570\u5b57\u306e\u9593\u306b\u56e0\u679c\u95a2\u4fc2\u304c\u3042\u308b\u3053\u3068\u3092\u793a\u3059\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u307e\u305f\u3001\u793e\u5185\u306eAD\u3084LDAP\u30b5\u30fc\u30d0\u30fc\u3067ID\u3092\u307e\u3068\u3081\u3066\u3044\u308b\u4f01\u696d\u306f16.0%\u306b\u542b\u307e\u308c\u307e\u305b\u3093\u3002<\/p>\n<p>\u306a\u304a\u30012024\u5e74\u306e13.6%\u304c2025\u5e74\u3068\u540c\u3058\u96c6\u8a08\u57fa\u6e96\uff08\u7121\u56de\u7b54\u3092\u9664\u304f\uff09\u304b\u3069\u3046\u304b\u306f\u78ba\u8a8d\u3067\u304d\u3066\u304a\u3089\u305a\u3001\u5897\u52a0\u5206\u306e\u4e00\u90e8\u306f\u57fa\u6e96\u306e\u9055\u3044\u306b\u3088\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h3>\u793e\u5185\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3067ID\u3092\u307e\u3068\u3081\u3066\u3044\u308b\u306e\u304b\u3001\u30b7\u30b9\u30c6\u30e0\u3054\u3068\u306b\u5206\u304b\u308c\u3066\u3044\u308b\u306e\u304b\u3092\u533a\u5225\u3067\u304d\u308b\u7d71\u8a08\u306f\u7121\u3044<\/h3>\n<p>2025\u5e74\u306e\u7dcf\u52d9\u7701\u306e\u8abf\u67fb\u3067\u306f\u3001ID\u30fb\u30d1\u30b9\u30ef\u30fc\u30c9\u306b\u3088\u308b\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u3092\u884c\u3046\u4f01\u696d\u306f60.4%\u3067\u3057\u305f\u3002\u4e00\u65b9\u3001\u30af\u30e9\u30a6\u30c9\u306e\u8a8d\u8a3c\u30b7\u30b9\u30c6\u30e0\u3092\u4f7f\u3046\u4f01\u696d\u306f\u300183.5%\u00d716.0%\u3067\u5168\u4f01\u696d\u306e<strong>\u7d0413.4%<\/strong>\u3067\u3059\uff08\u672c\u8a18\u4e8b\u3067\u306e\u8a08\u7b97\u5024\u3067\u3001\u7dcf\u52d9\u7701\u306e\u516c\u8868\u5024\u3067\u306f\u3042\u308a\u307e\u305b\u3093\uff09\u3002<\/p>\n<p><img decoding=\"async\" alt=\"\u56f3\u88684 2025\u5e74\u8abf\u67fb\u6642\u70b9\u306eID\u7ba1\u7406\u30fb\u30af\u30e9\u30a6\u30c9\u5229\u7528\u306b\u95a2\u3059\u308b3\u6307\u6a19\" src=\"https:\/\/venu-sys.co.jp\/jo-sys\/wp-content\/uploads\/sites\/2\/2026\/10\/fig4-three-indicators.png\" \/><\/p>\n<p style=\"font-size:13px;color:#777;margin:0.5em 0 0\">\u56f3\u306e\u51fa\u5178: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.soumu.go.jp\/main_content\/001074768.pdf\">\u7dcf\u52d9\u7701\u300c\u4ee4\u548c7\u5e74\u901a\u4fe1\u5229\u7528\u52d5\u5411\u8abf\u67fb\u306e\u7d50\u679c\uff08\u6982\u8981\uff09\u5225\u7d192\u300d<\/a>\uff0f<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.soumu.go.jp\/main_content\/001074767.pdf\">\u7dcf\u52d9\u7701\u300c\u4ee4\u548c7\u5e74\u901a\u4fe1\u5229\u7528\u52d5\u5411\u8abf\u67fb\u306e\u7d50\u679c\uff08\u6982\u8981\uff09\u5225\u7d191\u300d<\/a>\uff08\u7d0413.4%\u306f\u672c\u8a18\u4e8b\u3067\u306e\u8a08\u7b97\u5024\u3002LDAP\u3084AD\u306e\u5229\u7528\u7387\u3092\u793a\u3059\u516c\u7684\u7d71\u8a08\u306f\u3042\u308a\u307e\u305b\u3093\uff09<\/p>\n<p>\u3053\u308c\u3089\u3092\u4e26\u3079\u308b\u3068\u300160.4%\u3068\u7d0413.4%\u306e\u9593\u306b\u306f\u7d0447\u30dd\u30a4\u30f3\u30c8\u306e\u5dee\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u5dee\u306b\u3042\u305f\u308b\u4f01\u696d\u304c\u793e\u5185\u306e\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3067ID\u3092\u307e\u3068\u3081\u3066\u3044\u308b\u306e\u304b\u3001\u30b7\u30b9\u30c6\u30e0\u3054\u3068\u306b\u5225\u3005\u306a\u306e\u304b\u306f\u3001\u7d71\u8a08\u3067\u306f\u533a\u5225\u3067\u304d\u307e\u305b\u3093\u3002\u793e\u5185\u306eAD\u3084LDAP\u30b5\u30fc\u30d0\u30fc\u3067\u307e\u3068\u3081\u3066\u3044\u308b\u4f01\u696d\u306f16.0%\u306b\u542b\u307e\u308c\u305a\u3001\u5404\u6307\u6a19\u3084\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u5c4a\u51fa\u3068\u306f\u6bcd\u96c6\u56e3\u3082\u4e00\u81f4\u3057\u307e\u305b\u3093\u3002\u3053\u306e\u5dee\u306f\u76ee\u5b89\u3067\u3001\u56e0\u679c\u95a2\u4fc2\u3092\u793a\u3059\u3082\u306e\u3067\u3082\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<p>\u3053\u306e\u72b6\u6cc1\u304b\u3089\u8aad\u307f\u53d6\u308c\u308b\u306e\u306f\u3001\u30ed\u30b0\u30a4\u30f3\u306e\u57fa\u76e4\u304c\u793e\u5185\u5074\u3068\u500b\u3005\u306e\u30b5\u30fc\u30d3\u30b9\u5074\u306b\u5206\u304b\u308c\u3066\u3044\u308b\u70b9\u3067\u3059\u3002SSO\u306e\u5c0e\u5165\u7387\u3092\u6e2c\u3063\u305f\u516c\u7684\u7d71\u8a08\u3082\u7121\u304f\u30012022\u5e74\u306eIPA\u8abf\u67fb\u306e35.5%\u3082\u6761\u4ef6\u304c\u9055\u3046\u305f\u3081\u3001\u3053\u306e\u7a7a\u767d\u306f\u57cb\u307e\u308a\u307e\u305b\u3093\u3002<strong>\u307e\u305a\u306f\u81ea\u793e\u304c\u3069\u3061\u3089\u306e\u72b6\u614b\u304b\u3092\u628a\u63e1\u3059\u308b\u3053\u3068\u304c\u51fa\u767a\u70b9<\/strong>\u3067\u3059\u3002<\/p>\n<h3>SaaS\u4e2d\u5fc3\u306e\u74b0\u5883\u3067\u306f\u3001LDAP\u306b\u4ee3\u308f\u308aSAML\u3084OpenID Connect\u3067\u30af\u30e9\u30a6\u30c9\u306eID\u57fa\u76e4\u3068\u9023\u643a\u3059\u308b<\/h3>\n<p>SaaS\u3068\u306eID\u9023\u643a\u306b\u306f\u3001<strong>LDAP\u3067\u306f\u306a\u304f\u3001\u4e3b\u306bSAML\u3084OpenID Connect\u3068\u3044\u3063\u305fWeb\u5411\u3051\u306e\u65b9\u5f0f\u304c\u4f7f\u308f\u308c\u307e\u3059<\/strong>\u3002LDAP\u306f\u3001\u793e\u5185\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3078\u306e\u554f\u3044\u5408\u308f\u305b\u3092\u524d\u63d0\u306b\u3057\u305f\u4ed5\u7d44\u307f\u3060\u304b\u3089\u3067\u3059\u3002<\/p>\n<p>Microsoft\u74b0\u5883\u306e\u30af\u30e9\u30a6\u30c9ID\u57fa\u76e4\u306fMicrosoft Entra ID\uff08\u65e7Azure AD\uff09\u3067\u3059\u3002\u305f\u3060\u3057\u3001Entra ID\u81ea\u4f53\u306fLDAP\u3084Kerberos\u3092\u63d0\u4f9b\u3057\u307e\u305b\u3093\u3002\u3053\u308c\u3089\u304c\u5fc5\u8981\u306a\u5834\u5408\u306f\u3001Microsoft Entra Domain Services\u304b\u3001\u81ea\u793e\u3067\u904b\u7528\u3059\u308bAD DS\u3092\u4f7f\u3044\u307e\u3059\u3002<\/p>\n<p>\u305d\u306e\u305f\u3081\u79fb\u884c\u306f\u3001LDAP\u3067\u3057\u304b\u8a8d\u8a3c\u3067\u304d\u306a\u3044\u30b7\u30b9\u30c6\u30e0\u3084\u6a5f\u5668\u3092\u6d17\u3044\u51fa\u3057\u3001\u793e\u5185\u306b\u6b8b\u3059\u7bc4\u56f2\u3068\u30af\u30e9\u30a6\u30c9\u306b\u5bc4\u305b\u308b\u7bc4\u56f2\u3092\u6c7a\u3081\u308b\u4f5c\u696d\u306b\u306a\u308a\u307e\u3059\u3002ID\u306e\u767a\u884c\u304b\u3089\u505c\u6b62\u307e\u3067\u306e\u7ba1\u7406\u306f<a href=\"https:\/\/venu-sys.co.jp\/jo-sys\/10648\/\">ID\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0<\/a>\u306e\u8a18\u4e8b\u3067\u89e3\u8aac\u3057\u3066\u3044\u307e\u3059\u3002\u8a8d\u8a3c\u3092\u96c6\u3081\u305f\u5165\u53e3\u306b\u306f\u3001<a href=\"https:\/\/venu-sys.co.jp\/jo-sys\/10046\/\">\u591a\u8981\u7d20\u8a8d\u8a3c<\/a>\u3082\u7f6e\u3044\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p style=\"font-size:13px;color:#777;margin:1em 0 0\">\u51fa\u5178: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.soumu.go.jp\/main_content\/001074768.pdf\">\u7dcf\u52d9\u7701\u300c\u4ee4\u548c7\u5e74\u901a\u4fe1\u5229\u7528\u52d5\u5411\u8abf\u67fb\u306e\u7d50\u679c\uff08\u6982\u8981\uff09\u5225\u7d192\u300d<\/a>\uff0f<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.soumu.go.jp\/main_content\/001074767.pdf\">\u7dcf\u52d9\u7701\u300c\u4ee4\u548c7\u5e74\u901a\u4fe1\u5229\u7528\u52d5\u5411\u8abf\u67fb\u306e\u7d50\u679c\uff08\u6982\u8981\uff09\u5225\u7d191\u300d<\/a>\uff0f<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.soumu.go.jp\/main_content\/001059979.pdf\">\u8b66\u5bdf\u5e81\u30fb\u7dcf\u52d9\u7701\u30fb\u7d4c\u6e08\u7523\u696d\u7701\u300c\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u884c\u70ba\u306e\u767a\u751f\u72b6\u6cc1\u53ca\u3073\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u6a5f\u80fd\u306b\u95a2\u3059\u308b\u6280\u8853\u306e\u7814\u7a76\u958b\u767a\u306e\u72b6\u6cc1\u300d<\/a>\uff0f<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.ipa.go.jp\/security\/reports\/economics\/ts-kanri\/ps6vr7000000jpfj-att\/ps6vr7000000juem.pdf\">IPA\u300c\u4f01\u696d\u306e\u5185\u90e8\u4e0d\u6b63\u9632\u6b62\u4f53\u5236\u306b\u95a2\u3059\u308b\u5b9f\u614b\u8abf\u67fb \u5831\u544a\u66f8\u300d<\/a><\/p>\n<h2>\u307e\u3068\u3081\uff1aLDAP\u306f\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306b\u554f\u3044\u5408\u308f\u305b\u308b\u5171\u901a\u306e\u6c7a\u307e\u308a\u3067\u3001AD\u3084\u30af\u30e9\u30a6\u30c9ID\u57fa\u76e4\u3068\u3064\u306a\u3050\u5f79\u5272\u3092\u62c5\u3046<\/h2>\n<p>LDAP\u306f\u3001AD\u306a\u3069\u306e\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u88fd\u54c1\u3068\u696d\u52d9\u30b7\u30b9\u30c6\u30e0\u3084\u6a5f\u5668\u3092\u3064\u306a\u3050\u5171\u901a\u306e\u6c7a\u307e\u308a\u3067\u3059\u3002\u8981\u70b9\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n<ul>\n<li>LDAP\u306f\u30d7\u30ed\u30c8\u30b3\u30eb\u3067\u3001AD\u306fLDAP\u306b\u5bfe\u5fdc\u3057\u305f\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u30b5\u30fc\u30d3\u30b9\u88fd\u54c1<\/li>\n<li>LDAP\u8a8d\u8a3c\u306fID\u3092\u305d\u308d\u3048\u308b\u4ed5\u7d44\u307f\u3067\u3001SSO\u3068\u306f\u5f79\u5272\u304c\u9055\u3046<\/li>\n<li>2025\u5e74\u306e\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u5c4a\u51fa\u3067\u306f\u3001\u88ab\u5bb3\u539f\u56e0\u306e33.7%\u304cID\u30fb\u30d1\u30b9\u30ef\u30fc\u30c9\u7ba1\u7406\u306e\u4e0d\u5099<\/li>\n<li>\u30af\u30e9\u30a6\u30c9\u5229\u7528\u4f01\u696d\u306e\u3046\u3061\u3001\u8a8d\u8a3c\u30b7\u30b9\u30c6\u30e0\u3092\u4f7f\u3046\u4f01\u696d\u306f2025\u5e74\u306b16.0%\u3002LDAP\u3084AD\u306e\u5229\u7528\u7387\u306e\u516c\u7684\u7d71\u8a08\u306f\u7121\u3044<\/li>\n<\/ul>\n<p><mark>LDAP\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u306f\u3001\u793e\u5185\u306eID\u304c\u3069\u3053\u3067\u7ba1\u7406\u3055\u308c\u3066\u3044\u308b\u304b\u3092\u628a\u63e1\u3059\u308b\u7b2c\u4e00\u6b69\u3067\u3059<\/mark>\u3002\u307e\u305a\u306f\u3001\u81ea\u793e\u306e\u3069\u306e\u30b7\u30b9\u30c6\u30e0\u3084\u6a5f\u5668\u304cAD\u3084LDAP\u30b5\u30fc\u30d0\u30fc\u306b\u3064\u306a\u304c\u3063\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p style=\"font-size:13px;color:#777;margin:1em 0 0\">\u51fa\u5178: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.soumu.go.jp\/main_content\/001059979.pdf\">\u8b66\u5bdf\u5e81\u30fb\u7dcf\u52d9\u7701\u30fb\u7d4c\u6e08\u7523\u696d\u7701\u300c\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u884c\u70ba\u306e\u767a\u751f\u72b6\u6cc1\u53ca\u3073\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u6a5f\u80fd\u306b\u95a2\u3059\u308b\u6280\u8853\u306e\u7814\u7a76\u958b\u767a\u306e\u72b6\u6cc1\u300d<\/a>\uff0f<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.soumu.go.jp\/main_content\/001074768.pdf\">\u7dcf\u52d9\u7701\u300c\u4ee4\u548c7\u5e74\u901a\u4fe1\u5229\u7528\u52d5\u5411\u8abf\u67fb\u306e\u7d50\u679c\uff08\u6982\u8981\uff09\u5225\u7d192\u300d<\/a><\/p>\n<h2>\u8a8d\u8a3c\u3084ID\u7ba1\u7406\u306e\u57fa\u790e\u3092\u5b66\u3076\u306a\u3089\u300c\u60c5\u30b7\u30b9\u30ab\u30ec\u30c3\u30b8\u300d<\/h2>\n<p style=\"text-align:center;margin:1.5em 0\"><a href=\"https:\/\/www.josys-college.com\/\" target=\"_blank\" rel=\"noopener noreferrer\"><img decoding=\"async\" src=\"https:\/\/venu-sys.co.jp\/jo-sys\/wp-content\/uploads\/sites\/2\/2026\/08\/cta-josys-college.jpg\" alt=\"\u60c5\u30b7\u30b9\u30ab\u30ec\u30c3\u30b8\" style=\"max-width:100%;height:auto\" \/><\/a><\/p>\n<p>LDAP\u3084AD\u306e\u8a2d\u5b9a\u3001\u30af\u30e9\u30a6\u30c9ID\u57fa\u76e4\u3068\u306e\u9023\u643a\u306b\u306f\u3001\u8a8d\u8a3c\u3068ID\u7ba1\u7406\u306e\u57fa\u790e\u77e5\u8b58\u304c\u6b20\u304b\u305b\u307e\u305b\u3093\u3002\u65b0\u4efb\u3084\u3072\u3068\u308a\u60c5\u30b7\u30b9\u306e\u65b9\u307b\u3069\u3001\u4f53\u7cfb\u7684\u306b\u5b66\u3076\u6642\u9593\u3092\u53d6\u308a\u306b\u304f\u3044\u306e\u3067\u306f\u306a\u3044\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n<p>\u300c\u60c5\u30b7\u30b9\u30ab\u30ec\u30c3\u30b8\u300d\u306f\u3001\u65b0\u4eba\u30fb\u3072\u3068\u308a\u60c5\u30b7\u30b9\u306e\u305f\u3081\u306e\u30de\u30a4\u30af\u30ed\u30e9\u30fc\u30cb\u30f3\u30b0LMS\u3067\u3059\u3002\u6570\u5206\u306e\u52d5\u753b\u3068\u5c0f\u30c6\u30b9\u30c8\u3067\u3001\u696d\u52d9\u306e\u5408\u9593\u306b\u77ed\u6642\u9593\u3067\u5b66\u3079\u307e\u3059\u3002<\/p>\n<div style=\"border:2px solid #2d4f8f;border-radius:8px;background:#f2f5fb;padding:14px 18px;margin:1.5em 0\">\n<p style=\"margin:0 0 8px;font-weight:700;color:#2d4f8f\">\u60c5\u30b7\u30b9\u30ab\u30ec\u30c3\u30b8\u306e\u7279\u5fb4<\/p>\n<ul style=\"margin:0;padding-left:20px\">\n<li>\u6570\u5206\u306e\u52d5\u753b\u3068\u5c0f\u30c6\u30b9\u30c8\u3067\u9032\u3081\u308b\u30de\u30a4\u30af\u30ed\u30e9\u30fc\u30cb\u30f3\u30b0\u5f62\u5f0f<\/li>\n<li>\u5fc5\u4fee\u306e\u5272\u308a\u5f53\u3066\u30fb\u671f\u9650\u8a2d\u5b9a\u30fb\u9032\u6357\u30c0\u30c3\u30b7\u30e5\u30dc\u30fc\u30c9\u3067\u53d7\u8b1b\u72b6\u6cc1\u3092\u7ba1\u7406\u3067\u304d\u308b<\/li>\n<li>\u81ea\u793e\u30ab\u30ea\u30ad\u30e5\u30e9\u30e0\u306e\u7de8\u6210\u3068\u3001CSV\u3067\u306e\u6559\u80b2\u8a18\u9332\u306e\u51fa\u529b\u306b\u5bfe\u5fdc<\/li>\n<\/ul>\n<\/div>\n<p>\u5c0e\u5165\u306f5\u540d\u304b\u3089\u53ef\u80fd\u3067\u3001\u8acb\u6c42\u66f8\u6255\u3044\u306b\u3082\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u3059\u3002\u521d\u671f\u8a2d\u5b9a\u306f\u304a\u3088\u305d10\u5206\u3067\u5b8c\u4e86\u3057\u307e\u3059\u3002<\/p>\n<p style=\"text-align:center;margin:1.8em 0\"><a href=\"https:\/\/www.josys-college.com\/\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline-block;background:#2d4f8f;color:#fff;font-weight:700;padding:14px 36px;border-radius:6px;text-decoration:none\">\u60c5\u30b7\u30b9\u30ab\u30ec\u30c3\u30b8\u306e\u8a73\u7d30\u3092\u898b\u308b<\/a><\/p>\n<p>\u203b\u51fa\u5178<\/p>\n<ul>\n<li><a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.soumu.go.jp\/main_content\/001059979.pdf\">\u8b66\u5bdf\u5e81\u30fb\u7dcf\u52d9\u7701\u30fb\u7d4c\u6e08\u7523\u696d\u7701\u300c\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u884c\u70ba\u306e\u767a\u751f\u72b6\u6cc1\u53ca\u3073\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u6a5f\u80fd\u306b\u95a2\u3059\u308b\u6280\u8853\u306e\u7814\u7a76\u958b\u767a\u306e\u72b6\u6cc1\uff08\u4ee4\u548c8\u5e743\u670812\u65e5\u516c\u8868\uff09\u300d<\/a><\/li>\n<li><a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.ipa.go.jp\/security\/todokede\/crack-virus\/ug65p9000000nnpa-att\/2025-report.pdf\">\u60c5\u5831\u51e6\u7406\u63a8\u9032\u6a5f\u69cb\u300c\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30a6\u30a4\u30eb\u30b9\u30fb\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u306e\u5c4a\u51fa\u72b6\u6cc1\uff3b2025\u5e74\uff081\u6708\uff5e12\u6708\uff09\uff3d\u300d<\/a><\/li>\n<li><a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.soumu.go.jp\/main_content\/001074767.pdf\">\u7dcf\u52d9\u7701\u300c\u4ee4\u548c7\u5e74\u901a\u4fe1\u5229\u7528\u52d5\u5411\u8abf\u67fb\u306e\u7d50\u679c\uff08\u6982\u8981\uff09\u5225\u7d191\u300d<\/a><\/li>\n<li><a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.soumu.go.jp\/main_content\/001074768.pdf\">\u7dcf\u52d9\u7701\u300c\u4ee4\u548c7\u5e74\u901a\u4fe1\u5229\u7528\u52d5\u5411\u8abf\u67fb\u306e\u7d50\u679c\uff08\u6982\u8981\uff09\u5225\u7d192\u300d<\/a><\/li>\n<li><a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.soumu.go.jp\/johotsusintokei\/statistics\/data\/240607_1.pdf\">\u7dcf\u52d9\u7701\u300c\u4ee4\u548c5\u5e74\u901a\u4fe1\u5229\u7528\u52d5\u5411\u8abf\u67fb\u306e\u7d50\u679c\u306e\u6982\u8981\u300d<\/a><\/li>\n<li><a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.soumu.go.jp\/johotsusintokei\/statistics\/data\/230529_1.pdf\">\u7dcf\u52d9\u7701\u300c\u4ee4\u548c4\u5e74\u901a\u4fe1\u5229\u7528\u52d5\u5411\u8abf\u67fb\u306e\u7d50\u679c\uff08\u6982\u8981\uff09\u300d<\/a><\/li>\n<li><a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.soumu.go.jp\/johotsusintokei\/statistics\/data\/220527_1.pdf\">\u7dcf\u52d9\u7701\u300c\u4ee4\u548c3\u5e74\u901a\u4fe1\u5229\u7528\u52d5\u5411\u8abf\u67fb\u306e\u7d50\u679c\uff08\u6982\u8981\uff09\u300d<\/a><\/li>\n<li><a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.soumu.go.jp\/johotsusintokei\/statistics\/data\/190531_1.pdf\">\u7dcf\u52d9\u7701\u300c\u5e73\u621030\u5e74\u901a\u4fe1\u5229\u7528\u52d5\u5411\u8abf\u67fb\u306e\u7d50\u679c\u300d<\/a><\/li>\n<li><a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.ipa.go.jp\/security\/reports\/economics\/ts-kanri\/ps6vr7000000jpfj-att\/ps6vr7000000juem.pdf\">\u60c5\u5831\u51e6\u7406\u63a8\u9032\u6a5f\u69cb\u300c\u4f01\u696d\u306e\u5185\u90e8\u4e0d\u6b63\u9632\u6b62\u4f53\u5236\u306b\u95a2\u3059\u308b\u5b9f\u614b\u8abf\u67fb \u5831\u544a\u66f8\u300d<\/a><\/li>\n<\/ul>\n<p>\u203b\u53c2\u8003\uff08\u6280\u8853\u89e3\u8aac\uff09<\/p>\n<ul>\n<li><a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.rfc-editor.org\/rfc\/rfc4511\">IETF\u300cRFC 4511: Lightweight Directory Access Protocol (LDAP): The Protocol\u300d<\/a><\/li>\n<li><a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/msrc.microsoft.com\/update-guide\/vulnerability\/ADV190023\">Microsoft\u300cADV190023: LDAP\u30c1\u30e3\u30cd\u30eb\u30d0\u30a4\u30f3\u30c7\u30a3\u30f3\u30b0\u3068LDAP\u7f72\u540d\u3092\u6709\u52b9\u306b\u3059\u308b\u305f\u3081\u306eMicrosoft\u30ac\u30a4\u30c0\u30f3\u30b9\u300d<\/a><\/li>\n<li><a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/learn.microsoft.com\/ja-jp\/entra\/identity\/domain-services\/compare-identity-solutions\">Microsoft Learn\u300cMicrosoft Entra ID\u3001Microsoft Entra Domain Services\u3001AD DS\u306e\u6bd4\u8f03\u300d<\/a><\/li>\n<li><a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/learn.microsoft.com\/ja-jp\/windows-server\/identity\/ad-ds\/ldap-signing\">Microsoft Learn\u300cLDAP\u7f72\u540d\u300d\uff08Windows Server 2025\u306e\u65e2\u5b9a\u5024\uff09<\/a><\/li>\n<li><a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/learn.microsoft.com\/ja-jp\/previous-versions\/windows\/it-pro\/windows-10\/security\/threat-protection\/security-policy-settings\/interactive-logon-number-of-previous-logons-to-cache-in-case-domain-controller-is-not-available\">Microsoft Learn\u300c\u5bfe\u8a71\u578b\u30ed\u30b0\u30aa\u30f3: \u30ad\u30e3\u30c3\u30b7\u30e5\u3059\u308b\u904e\u53bb\u306e\u30ed\u30b0\u30aa\u30f3\u6570\u300d<\/a><\/li>\n<li><a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/cheatsheetseries.owasp.org\/cheatsheets\/LDAP_Injection_Prevention_Cheat_Sheet.html\">OWASP\u300cLDAP Injection Prevention Cheat Sheet\u300d<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>LDAP\u3068\u306f\u3001\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u30b5\u30fc\u30d3\u30b9\u306b\u60c5\u5831\u3092\u554f\u3044\u5408\u308f\u305b\u308b\u305f\u3081\u306e\u6a19\u6e96\u30d7\u30ed\u30c8\u30b3\u30eb\u3067\u3059\u3002Active Directory\u3068\u306e\u95a2\u4fc2\u3084\u8a8d\u8a3c\u9023\u643a\u3067\u306e\u4f7f\u308f\u308c\u65b9\u3001\u30af\u30e9\u30a6\u30c9ID\u57fa\u76e4\u3078\u306e\u79fb\u884c\u3092\u60c5\u30b7\u30b9\u5411\u3051\u306b\u89e3\u8aac\u30022025\u5e74\u306e\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u5c4a\u51fa\u3067\u88ab\u5bb3\u539f\u56e0\u306e33.7%\u3092\u5360\u3081\u305fID\u30fb\u30d1\u30b9\u30ef\u30fc\u30c9\u7ba1\u7406\u306e\u4e0d\u5099\u3082\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n","protected":false},"author":1,"featured_media":11162,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"swell_btn_cv_data":"","footnotes":""},"categories":[15,41],"tags":[],"class_list":["post-11161","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-security","category-glossary"],"jetpack_featured_media_url":"https:\/\/venu-sys.co.jp\/jo-sys\/wp-content\/uploads\/sites\/2\/2026\/10\/eyecatch-24.png","_links":{"self":[{"href":"https:\/\/venu-sys.co.jp\/jo-sys\/wp-json\/wp\/v2\/posts\/11161","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/venu-sys.co.jp\/jo-sys\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/venu-sys.co.jp\/jo-sys\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/venu-sys.co.jp\/jo-sys\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/venu-sys.co.jp\/jo-sys\/wp-json\/wp\/v2\/comments?post=11161"}],"version-history":[{"count":1,"href":"https:\/\/venu-sys.co.jp\/jo-sys\/wp-json\/wp\/v2\/posts\/11161\/revisions"}],"predecessor-version":[{"id":11163,"href":"https:\/\/venu-sys.co.jp\/jo-sys\/wp-json\/wp\/v2\/posts\/11161\/revisions\/11163"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/venu-sys.co.jp\/jo-sys\/wp-json\/wp\/v2\/media\/11162"}],"wp:attachment":[{"href":"https:\/\/venu-sys.co.jp\/jo-sys\/wp-json\/wp\/v2\/media?parent=11161"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/venu-sys.co.jp\/jo-sys\/wp-json\/wp\/v2\/categories?post=11161"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/venu-sys.co.jp\/jo-sys\/wp-json\/wp\/v2\/tags?post=11161"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}