{"id":11132,"date":"2026-10-26T06:58:58","date_gmt":"2026-10-25T21:58:58","guid":{"rendered":"https:\/\/venu-sys.co.jp\/jo-sys\/?p=11132"},"modified":"2026-10-26T06:58:58","modified_gmt":"2026-10-25T21:58:58","slug":"oauth-toha","status":"publish","type":"post","link":"https:\/\/venu-sys.co.jp\/jo-sys\/11132\/","title":{"rendered":"\u3010\u7dcf\u52d9\u7701\u30fbIPA\u30c7\u30fc\u30bf\u3011OAuth\u3068\u306f\uff5c\u30af\u30e9\u30a6\u30c9\u5229\u752883.5%\uff082025\u5e74\uff09\u306e\u4eca\u3001SaaS\u9023\u643a\u3067\u60c5\u30b7\u30b9\u304c\u78ba\u8a8d\u3059\u3079\u304d\u6a29\u9650"},"content":{"rendered":"<p>SaaS\u3092\u4f7f\u3063\u3066\u3044\u308b\u3068\u3001\u300c\u3053\u306e\u30a2\u30d7\u30ea\u306b\u25cb\u25cb\u3078\u306e\u30a2\u30af\u30bb\u30b9\u3092\u8a31\u53ef\u3057\u307e\u3059\u304b\u300d\u3068\u3044\u3046\u753b\u9762\u3092\u3088\u304f\u898b\u304b\u3051\u307e\u3059\u3088\u306d\u3002\u60c5\u30b7\u30b9\u62c5\u5f53\u8005\u3068\u3057\u3066\u3001\u6b21\u306e\u3088\u3046\u306a\u60a9\u307f\u3092\u62b1\u3048\u3066\u3044\u306a\u3044\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n<ul>\n<li>SaaS\u306e\u9023\u643a\u753b\u9762\u3067\u300c\u8a31\u53ef\u300d\u3092\u62bc\u3057\u3066\u3044\u3044\u306e\u304b\u8ff7\u3046<\/li>\n<li>OAuth\u3068SSO\u306e\u9055\u3044\u3092\u3001\u793e\u5185\u3067\u3046\u307e\u304f\u8aac\u660e\u3067\u304d\u306a\u3044<\/li>\n<li>\u793e\u54e1\u304c\u3069\u306e\u30a2\u30d7\u30ea\u3092\u9023\u643a\u3057\u3066\u3044\u308b\u306e\u304b\u3001\u628a\u63e1\u3067\u304d\u3066\u3044\u306a\u3044<\/li>\n<\/ul>\n<p>\u7d50\u8ad6\u304b\u3089\u8a00\u3046\u3068\u3001OAuth\u306f\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u6e21\u3055\u305a\u306b\u3001\u30a2\u30d7\u30ea\u540c\u58eb\u3067\u300c\u3053\u3053\u307e\u3067\u306f\u64cd\u4f5c\u3057\u3066\u3088\u3044\u300d\u3068\u3044\u3046\u6a29\u9650\u3060\u3051\u3092\u59d4\u306d\u308b\u4ed5\u7d44\u307f\u3067\u3059\u3002\u4ed5\u7d44\u307f\u305d\u306e\u3082\u306e\u306f\u5b89\u5168\u6027\u3092\u9ad8\u3081\u308b\u3082\u306e\u3067\u3059\u304c\u3001\u8a31\u53ef\u3057\u305f\u6a29\u9650\u3092\u7ba1\u7406\u3057\u306a\u3051\u308c\u3070\u30ea\u30b9\u30af\u306f\u6b8b\u308a\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001OAuth\u306e\u4ed5\u7d44\u307f\u3092\u8a8d\u8a3c\u3068\u8a8d\u53ef\u306e\u9055\u3044\u304b\u3089\u89e3\u8aac\u3057\u307e\u3059\u3002\u3042\u308f\u305b\u3066\u3001\u8a31\u53ef\u753b\u9762\u3067\u78ba\u8a8d\u3059\u3079\u304d\u70b9\u3068\u3001\u9023\u643a\u30a2\u30d7\u30ea\u306e\u68da\u5378\u3057\u306e\u9032\u3081\u65b9\u3092\u3001\u7dcf\u52d9\u7701\u3068IPA\u306e\u516c\u7684\u30c7\u30fc\u30bf\u3092\u4ea4\u3048\u3066\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>OAuth\u306f\u3001\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u6e21\u3055\u305a\u306b\u30a2\u30d7\u30ea\u9593\u3067\u6a29\u9650\u3092\u59d4\u306d\u308b\u300c\u8a8d\u53ef\u300d\u306e\u4ed5\u7d44\u307f<\/li>\n<li>2025\u5e74\u6642\u70b9\u3067\u30af\u30e9\u30a6\u30c9\u30b5\u30fc\u30d3\u30b9\u3092\u5229\u7528\u3059\u308b\u4f01\u696d\uff08\u5e38\u7528\u96c7\u7528\u8005100\u4eba\u4ee5\u4e0a\uff09\u306f83.5%\u306b\u9054\u3057\u3001SaaS\u9023\u643a\u306e\u7ba1\u7406\u306f\u591a\u304f\u306e\u4f01\u696d\u306e\u8ab2\u984c\u306b\u306a\u3063\u3066\u3044\u308b\uff08\u51fa\u5178: <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\u300d<\/a>\uff09<\/li>\n<li>\u9000\u8077\u8005\u306eID\u30fb\u6a29\u9650\u3092\u524a\u9664\u3057\u3066\u3044\u308b\u3068\u56de\u7b54\u3057\u305f\u5272\u5408\u306f2022\u5e74\u6642\u70b9\u306732.7%\u306b\u3068\u3069\u307e\u308a\u3001\u9023\u643a\u30a2\u30d7\u30ea\u3082\u5b9a\u671f\u7684\u306a\u68da\u5378\u3057\u304c\u5fc5\u8981\uff08\u51fa\u5178: <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\u300d<\/a>\uff09<\/li>\n<\/ul>\n<h2>OAuth\u306f\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u6e21\u3055\u305a\u306b\u30a2\u30d7\u30ea\u9593\u3067\u6a29\u9650\u3092\u59d4\u306d\u308b\u4ed5\u7d44\u307f<\/h2>\n<p><img decoding=\"async\" alt=\"\u8a8d\u8a3c\u3068\u8a8d\u53ef\u306e\u9055\u3044\" src=\"https:\/\/venu-sys.co.jp\/jo-sys\/wp-content\/uploads\/sites\/2\/2026\/10\/h2-1-37.png\" \/><\/p>\n<p>OAuth\uff08\u30aa\u30fc\u30aa\u30fc\u30b9\uff09\u306f\u3001\u3042\u308b\u30a2\u30d7\u30ea\u304c\u5225\u306e\u30b5\u30fc\u30d3\u30b9\u306e\u30c7\u30fc\u30bf\u3092\u4f7f\u3046\u3068\u304d\u306b\u3001<mark>\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u6e21\u3055\u305a\u306b\u5fc5\u8981\u306a\u6a29\u9650\u3060\u3051\u3092\u59d4\u306d\u308b\u4ed5\u7d44\u307f<\/mark>\u3067\u3059\u3002\u5f79\u5272\u3068\u3057\u3066\u306f\u300c\u8a8d\u53ef\uff08Authorization\uff09\u300d\u3092\u62c5\u3044\u307e\u3059\u3002\u73fe\u5728\u306f\u4e3b\u306bOAuth 2.0\u3068\u3044\u3046\u7248\u304c\u4f7f\u308f\u308c\u3066\u304a\u308a\u3001\u65e5\u7a0b\u8abf\u6574\u30c4\u30fc\u30eb\u3078\u306e\u30ab\u30ec\u30f3\u30c0\u30fc\u9023\u643a\u306a\u3069\u3001SaaS\u9593\u306e\u9023\u643a\u3067\u5e83\u304f\u4f7f\u308f\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<h3>\u8a8d\u8a3c\u306f\u672c\u4eba\u78ba\u8a8d\u3001\u8a8d\u53ef\u306f\u30a2\u30af\u30bb\u30b9\u3057\u3066\u3088\u3044\u7bc4\u56f2\u306e\u6c7a\u5b9a\u3067\u3042\u308a\u3001OAuth\u306f\u8a8d\u53ef\u3092\u62c5\u3046<\/h3>\n<p>OAuth\u3092\u7406\u89e3\u3059\u308b\u306b\u306f\u3001\u307e\u305a<strong>\u300c\u8ab0\u304b\u300d\u3092\u78ba\u304b\u3081\u308b\u8a8d\u8a3c\u3068\u3001\u300c\u4f55\u3092\u3057\u3066\u3088\u3044\u304b\u300d\u3092\u6c7a\u3081\u308b\u8a8d\u53ef\u306e\u9055\u3044<\/strong>\u3092\u62bc\u3055\u3048\u307e\u3059\u3002OAuth\u306f\u8a8d\u53ef\u3092\u62c5\u3046\u4ed5\u7d44\u307f\u3067\u3059\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>\u9805\u76ee<\/th>\n<th>\u8a8d\u8a3c\uff08Authentication\uff09<\/th>\n<th>\u8a8d\u53ef\uff08Authorization\uff09<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u78ba\u304b\u3081\u308b\u3053\u3068<\/td>\n<td>\u64cd\u4f5c\u3057\u3066\u3044\u308b\u4eba\u304c\u672c\u4eba\u304b\u3069\u3046\u304b<\/td>\n<td>\u305d\u306e\u30a2\u30d7\u30ea\u304c\u3001\u3069\u306e\u30c7\u30fc\u30bf\u306b\u4f55\u3092\u3057\u3066\u3088\u3044\u304b<\/td>\n<\/tr>\n<tr>\n<td>\u4ee3\u8868\u7684\u306a\u4ed5\u7d44\u307f<\/td>\n<td>\u30d1\u30b9\u30ef\u30fc\u30c9\u3001\u591a\u8981\u7d20\u8a8d\u8a3c\u3001SSO<\/td>\n<td>OAuth<\/td>\n<\/tr>\n<tr>\n<td>\u4f8b<\/td>\n<td>SaaS\u306bID\u3068\u30d1\u30b9\u30ef\u30fc\u30c9\u3067\u30ed\u30b0\u30a4\u30f3\u3059\u308b<\/td>\n<td>\u65e5\u7a0b\u8abf\u6574\u30c4\u30fc\u30eb\u306b\u30ab\u30ec\u30f3\u30c0\u30fc\u306e\u95b2\u89a7\u3060\u3051\u3092\u8a31\u53ef\u3059\u308b<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>SSO\u306f\u8907\u6570\u306e\u30b5\u30fc\u30d3\u30b9\u3078\u306e<a href=\"https:\/\/venu-sys.co.jp\/jo-sys\/10788\/\">\u30ed\u30b0\u30a4\u30f3\u3092\u307e\u3068\u3081\u308b\u4ed5\u7d44\u307f<\/a>\u3067\u8a8d\u8a3c\u5074\u306b\u5165\u308a\u3001OAuth\u306f\u305d\u306e\u5f8c\u306e\u6a29\u9650\u59d4\u8b72\u3092\u6271\u3044\u307e\u3059\u3002\u30ed\u30b0\u30a4\u30f3\u7528\u9014\u306b\u5e83\u3052\u305fOpenID Connect\u3068\u3044\u3046\u4ed5\u69d8\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u7dcf\u52d9\u7701\u306e\u8abf\u67fb\u306b\u3088\u308b\u3068\u30012024\u5e74\u6642\u70b9\u3067\u30af\u30e9\u30a6\u30c9\u30b5\u30fc\u30d3\u30b9\u3092\u5229\u7528\u3057\u3066\u3044\u308b\u4f01\u696d\uff08\u5e38\u7528\u96c7\u7528\u8005100\u4eba\u4ee5\u4e0a\uff09\u306f80.6%\u3067\u3057\u305f\u3002\u305d\u306e\u3046\u3061\u300c\u8a8d\u8a3c\u30b7\u30b9\u30c6\u30e0\u300d\u3092\u30af\u30e9\u30a6\u30c9\u3067\u4f7f\u3063\u3066\u3044\u308b\u4f01\u696d\u306f13.6%\u3067\u3059\u3002<\/p>\n<p>\u639b\u3051\u5408\u308f\u305b\u308b\u3068\u3001\u8a8d\u8a3c\u306e\u4ed5\u7d44\u307f\u3092\u30af\u30e9\u30a6\u30c9\u3067\u6301\u3064\u4f01\u696d\u306f\u5168\u4f53\u306e\u7d041\u5272\u3068\u6982\u7b97\u3067\u304d\u307e\u3059\u3002\u30ed\u30b0\u30a4\u30f3\u3092\u4e00\u304b\u6240\u306b\u307e\u3068\u3081\u3066\u3044\u306a\u3044\u4f01\u696d\u304c\u591a\u304f\u3001\u30a2\u30d7\u30ea\u9593\u306e\u6a29\u9650\u3082\u5206\u304b\u308c\u3066\u7ba1\u7406\u3055\u308c\u3084\u3059\u3044\u3068\u8003\u3048\u3089\u308c\u307e\u3059\uff08\u4eee\u8aac\u3067\u3059\uff09\u3002<\/p>\n<h3>\u30a2\u30af\u30bb\u30b9\u30c8\u30fc\u30af\u30f3\u3092\u4f7f\u3046\u305f\u3081\u3001\u9023\u643a\u5148\u306e\u30a2\u30d7\u30ea\u306b\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u6e21\u3055\u305a\u306b\u6e08\u3080<\/h3>\n<p>OAuth\u3067\u306f\u3001\u9023\u643a\u5148\u306e\u30a2\u30d7\u30ea\u306f\u30d1\u30b9\u30ef\u30fc\u30c9\u306e\u4ee3\u308f\u308a\u306b\u300c\u30a2\u30af\u30bb\u30b9\u30c8\u30fc\u30af\u30f3\u300d\u3092\u53d7\u3051\u53d6\u308a\u307e\u3059\u3002<strong>\u30a2\u30d7\u30ea\u304c\u6301\u3064\u306e\u306f\u8a31\u53ef\u3055\u308c\u305f\u7bc4\u56f2\u3060\u3051\u3092\u64cd\u4f5c\u3067\u304d\u308b\u30c8\u30fc\u30af\u30f3\u3067\u3001\u30d1\u30b9\u30ef\u30fc\u30c9\u305d\u306e\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/strong> \u4e3b\u306b\u767b\u5834\u3059\u308b\u306e\u306f\u3001\u5229\u7528\u8005\u3001\u9023\u643a\u3057\u305f\u3044\u30a2\u30d7\u30ea\u3001SaaS\u5074\u306e\u300c\u8a8d\u53ef\u30b5\u30fc\u30d0\u30fc\u300d\u306e3\u8005\u3067\u3059\u3002\u4ed5\u69d8\uff08RFC 6749\uff09\u3067\u306f\u3001\u30c7\u30fc\u30bf\u3092\u6301\u3064\u300c\u30ea\u30bd\u30fc\u30b9\u30b5\u30fc\u30d0\u30fc\u300d\u3092\u52a0\u3048\u305f4\u3064\u306e\u5f79\u5272\u306b\u5206\u3051\u3089\u308c\u307e\u3059\u3002\u6d41\u308c\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n<ol>\n<li>\u9023\u643a\u3057\u305f\u3044\u30a2\u30d7\u30ea\u304c\u3001\u5229\u7528\u8005\u306bSaaS\u306e\u30c7\u30fc\u30bf\u3078\u306e\u30a2\u30af\u30bb\u30b9\u3092\u4f9d\u983c\u3059\u308b<\/li>\n<li>\u5229\u7528\u8005\u304cSaaS\u306e\u8a31\u53ef\u753b\u9762\u3067\u3001\u6c42\u3081\u3089\u308c\u3066\u3044\u308b\u6a29\u9650\u3092\u78ba\u8a8d\u3057\u3066\u540c\u610f\u3059\u308b<\/li>\n<li>\u8a8d\u53ef\u30b5\u30fc\u30d0\u30fc\u304c\u3001\u30a2\u30d7\u30ea\u306b\u30a2\u30af\u30bb\u30b9\u30c8\u30fc\u30af\u30f3\u3092\u767a\u884c\u3059\u308b<\/li>\n<li>\u30a2\u30d7\u30ea\u306f\u30c8\u30fc\u30af\u30f3\u3092\u4f7f\u3044\u3001\u8a31\u53ef\u3055\u308c\u305f\u7bc4\u56f2\u306e\u30c7\u30fc\u30bf\u3060\u3051\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b<\/li>\n<\/ol>\n<p><img decoding=\"async\" alt=\"OAuth\u3067\u30a2\u30af\u30bb\u30b9\u30c8\u30fc\u30af\u30f3\u304c\u6e21\u308b\u6d41\u308c\uff08\u6982\u5ff5\u56f3\uff09\" src=\"https:\/\/venu-sys.co.jp\/jo-sys\/wp-content\/uploads\/sites\/2\/2026\/10\/fig1-18.png\" \/><\/p>\n<p>\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u6e21\u3055\u306a\u3044\u3053\u3068\u306b\u306f\u610f\u5473\u304c\u3042\u308a\u307e\u3059\u3002IPA\u306e\u8cc7\u6599\u306b\u3088\u308b\u3068\u30012025\u5e74\u306e\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u5c4a\u51fa\u3067\u539f\u56e0\u304c\u300cID\u3001\u30d1\u30b9\u30ef\u30fc\u30c9\u7ba1\u7406\u306e\u4e0d\u5099\u300d\u3068\u3055\u308c\u305f\u3082\u306e\u306f30\u4ef6\u3067\u3059\u3002\u56fd\u5bb6\u516c\u5b89\u59d4\u54e1\u4f1a\u30fb\u7dcf\u52d9\u7701\u30fb\u7d4c\u6e08\u7523\u696d\u7701\u306e\u516c\u8868\u8cc7\u6599\u3067\u306f\u3001\u5b9f\u969b\u306b\u88ab\u5bb3\u304c\u3042\u3063\u305f\u5c4a\u51fa85\u4ef6\u306e\u539f\u56e0\u3092\u5ef6\u307989\u4ef6\u306b\u5206\u985e\u3057\u3066\u304a\u308a\u300130\u4ef6\u306f\u305d\u306e\u3046\u3061\u7d0433.7%\u306b\u3042\u305f\u308a\u307e\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\">\u5c4a\u51fa\u7dcf\u6570\u306f109\u4ef6\u3067\u3059\u300233.7%\u306f\u3001\u3053\u306e\u7dcf\u6570\u306b\u5bfe\u3059\u308b\u5272\u5408\u3067\u3082\u3001\u88ab\u5bb3\u304c\u3042\u3063\u305f\u5c4a\u51fa85\u4ef6\u306b\u5bfe\u3059\u308b\u5272\u5408\u3067\u3082\u306a\u304f\u30011\u4ef6\u306e\u5c4a\u51fa\u3067\u8907\u6570\u306e\u539f\u56e0\u3092\u6570\u3048\u305f\u5ef6\u307989\u4ef6\u306b\u5bfe\u3059\u308b\u5272\u5408\u3067\u3059\u3002\u300c\u5c4a\u51fa\u306e3\u5206\u306e1\u300d\u3068\u306f\u8aad\u307e\u306a\u3044\u3088\u3046\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<\/div>\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\/001074767.pdf\">\u7dcf\u52d9\u7701\u300c\u4ee4\u548c7\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\/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\/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\uff3d\u300d<\/a>\uff0f<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.soumu.go.jp\/main_content\/001059979.pdf\">\u56fd\u5bb6\u516c\u5b89\u59d4\u54e1\u4f1a\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><\/p>\n<h2>\u30af\u30e9\u30a6\u30c9\u5229\u7528\u4f01\u696d\u306f2025\u5e74\u306b83.5%\u3068\u306a\u308a\u3001SaaS\u9023\u643a\u306e\u7ba1\u7406\u306f\u60c5\u30b7\u30b9\u306e\u696d\u52d9\u306b\u306a\u3063\u305f<\/h2>\n<p><img decoding=\"async\" alt=\"\u30af\u30e9\u30a6\u30c9\u5229\u7528\u306e\u5e83\u304c\u308a\" src=\"https:\/\/venu-sys.co.jp\/jo-sys\/wp-content\/uploads\/sites\/2\/2026\/10\/h2-2-36.png\" \/><\/p>\n<p>OAuth\u306e\u8a31\u53ef\u753b\u9762\u3092\u898b\u308b\u6a5f\u4f1a\u304c\u5897\u3048\u305f\u306e\u306f\u3001\u4f01\u696d\u306e\u30af\u30e9\u30a6\u30c9\u5229\u7528\u304c\u5e83\u304c\u3063\u3066\u3044\u308b\u305f\u3081\u3067\u3059\u3002\u7dcf\u52d9\u7701\u306e\u8abf\u67fb\u3067\u306f\u3001<mark>2025\u5e74\u6642\u70b9\u3067\u30af\u30e9\u30a6\u30c9\u30b5\u30fc\u30d3\u30b9\u3092\u5229\u7528\u3057\u3066\u3044\u308b\u4f01\u696d\u306f83.5%<\/mark>\u3067\u3059\uff08\u5e38\u7528\u96c7\u7528\u8005100\u4eba\u4ee5\u4e0a\u306e\u4f01\u696d\uff09\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>\u30af\u30e9\u30a6\u30c9\u5229\u7528\u7387\u306f2021\u5e74\u306e70.4%\u304b\u30892025\u5e74\u306e83.5%\u3078\u4e0a\u304c\u3063\u305f<\/li>\n<li>\u76f4\u8fd12\u5e74\u306e\u4f38\u3073\u306f\u5e742.9\u30dd\u30a4\u30f3\u30c8\u3067\u3001\u5c0e\u5165\u306e\u6bb5\u968e\u3092\u7d42\u3048\u305f\u4f01\u696d\u304c\u591a\u3044<\/li>\n<li>\u8cc7\u672c\u91d11,000\u4e07\u5186\u672a\u6e80\u306e\u4f01\u696d\u3067\u3082\u30012025\u5e74\u306e\u5229\u7528\u7387\u306f75.4%\u306b\u9054\u3057\u3066\u3044\u308b<\/li>\n<\/ul>\n<\/div>\n<h3>\u30af\u30e9\u30a6\u30c9\u5229\u7528\u7387\u306f2021\u5e74\u306e70.4%\u304b\u30892025\u5e74\u306e83.5%\u3078\u4e0a\u304c\u308a\u3001\u4f38\u3073\u306f\u5e742.9\u30dd\u30a4\u30f3\u30c8\u306b\u843d\u3061\u7740\u3044\u305f<\/h3>\n<p><strong>\u30af\u30e9\u30a6\u30c9\u3092\u4f7f\u3046\u4f01\u696d\u306f2021\u5e74\u304b\u30892025\u5e74\u306b\u304b\u3051\u3066\u5927\u304d\u304f\u5897\u3048\u3001\u4eca\u3067\u306f8\u5272\u3092\u8d85\u3048\u3066\u3044\u307e\u3059<\/strong>\u3002\u4e00\u65b9\u3067\u3001\u3053\u30532\u5e74\u306e\u4f38\u3073\u306f\u843d\u3061\u7740\u3044\u3066\u304d\u307e\u3057\u305f\u3002<\/p>\n<p>\u7dcf\u52d9\u7701\u300c\u901a\u4fe1\u5229\u7528\u52d5\u5411\u8abf\u67fb\u300d\u306b\u3088\u308b\u3068\u3001\u30af\u30e9\u30a6\u30c9\u5229\u7528\u4f01\u696d\u306e\u5272\u5408\u306f2021\u5e7470.4%\u30012022\u5e7472.2%\u30012023\u5e7477.7%\u3067\u3057\u305f\u30022024\u5e74\u306f80.6%\u30012025\u5e74\u306f83.5%\u3067\u3059\u3002\u524d\u5e74\u304b\u3089\u306e\u5897\u52a0\u5e45\u306f2022\u5e741.8\u30dd\u30a4\u30f3\u30c8\u30012023\u5e745.5\u30dd\u30a4\u30f3\u30c8\u3067\u3057\u305f\u304c\u30012024\u30fb2025\u5e74\u306f\u5e742.9\u30dd\u30a4\u30f3\u30c8\u3067\u3059\u3002<\/p>\n<p><img decoding=\"async\" alt=\"\u30af\u30e9\u30a6\u30c9\u30b5\u30fc\u30d3\u30b9\u3092\u5229\u7528\u3057\u3066\u3044\u308b\u4f01\u696d\u306e\u5272\u5408\u306e\u63a8\u79fb\uff082021\u301c2025\u5e74\uff09\" src=\"https:\/\/venu-sys.co.jp\/jo-sys\/wp-content\/uploads\/sites\/2\/2026\/10\/fig2-18.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\/001074767.pdf\">\u7dcf\u52d9\u7701\u300c\u4ee4\u548c7\u5e74\u901a\u4fe1\u5229\u7528\u52d5\u5411\u8abf\u67fb\u306e\u7d50\u679c\u300d<\/a>\uff082021\u301c2023\u5e74\u306e\u5024\u306f\u5404\u5e74\u306e\u901a\u4fe1\u5229\u7528\u52d5\u5411\u8abf\u67fb\u3067\u3082\u516c\u8868\uff09<\/p>\n<p>\u3053\u306e\u63a8\u79fb\u304b\u3089\u8aad\u307f\u53d6\u308c\u308b\u306e\u306f\u3001\u300c\u5c0e\u5165\u3059\u308b\u304b\u3069\u3046\u304b\u300d\u306e\u6bb5\u968e\u3092\u591a\u304f\u306e\u4f01\u696d\u304c\u7d42\u3048\u3066\u3044\u308b\u70b9\u3067\u3059\u3002\u60c5\u30b7\u30b9\u306e\u696d\u52d9\u306e\u4e2d\u5fc3\u306f\u3001\u5c0e\u5165\u6e08\u307f\u306eSaaS\u540c\u58eb\u306e\u9023\u643a\u3068\u6a29\u9650\u7ba1\u7406\u306b\u79fb\u308a\u3064\u3064\u3042\u308b\u3068\u8003\u3048\u3089\u308c\u307e\u3059\uff08\u7d71\u8a08\u306f\u306a\u304f\u89e3\u91c8\u3067\u3059\uff09\u3002\u5bfe\u8c61\u306f\u5e38\u7528\u96c7\u7528\u8005100\u4eba\u4ee5\u4e0a\u306e\u4f01\u696d\u3067\u3001\u5e741\u30dd\u30a4\u30f3\u30c8\u7a0b\u5ea6\u306e\u5dee\u306f\u8aa4\u5dee\u306e\u7bc4\u56f2\u3067\u3059\u3002<\/p>\n<h3>\u8cc7\u672c\u91d11,000\u4e07\u5186\u672a\u6e80\u306e\u4f01\u696d\u3067\u3082\u5229\u7528\u7387\u306f1\u5e74\u306761.5%\u304b\u308975.4%\u306b\u4f38\u3073\u3001\u9023\u643a\u7ba1\u7406\u306f\u5927\u4f01\u696d\u3060\u3051\u306e\u8ab2\u984c\u3067\u306f\u306a\u3044<\/h3>\n<p><strong>SaaS\u9023\u643a\u306e\u7ba1\u7406\u306f\u3001\u5927\u4f01\u696d\u3060\u3051\u306e\u8ab2\u984c\u3067\u306f\u306a\u304f\u306a\u3063\u3066\u3044\u307e\u3059<\/strong>\u3002\u8cc7\u672c\u91d1\u306e\u5c0f\u3055\u3044\u4f01\u696d\u3067\u3082\u3001\u30af\u30e9\u30a6\u30c9\u5229\u7528\u304c\u6025\u901f\u306b\u5e83\u304c\u3063\u3066\u3044\u308b\u305f\u3081\u3067\u3059\u3002<\/p>\n<p>\u7dcf\u52d9\u7701\u306e\u540c\u3058\u8abf\u67fb\u3067\u3001\u8cc7\u672c\u91d1\u898f\u6a21\u5225\u306e\u5229\u7528\u7387\u30922024\u5e74\u30682025\u5e74\u3067\u6bd4\u3079\u308b\u3068\u3001\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>\u8cc7\u672c\u91d1\u898f\u6a21<\/th>\n<th>2024\u5e74<\/th>\n<th>2025\u5e74<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>1,000\u4e07\u5186\u672a\u6e80<\/td>\n<td>61.5%<\/td>\n<td>75.4%<\/td>\n<\/tr>\n<tr>\n<td>50\u5104\u5186\u4ee5\u4e0a<\/td>\n<td>99.8%<\/td>\n<td>99.8%<\/td>\n<\/tr>\n<tr>\n<td>\u4e21\u8005\u306e\u5dee<\/td>\n<td>38.3\u30dd\u30a4\u30f3\u30c8<\/td>\n<td>24.4\u30dd\u30a4\u30f3\u30c8<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"font-size:13px;color:#777;margin:0 0 1em\">\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>\uff08\u5e38\u7528\u96c7\u7528\u8005100\u4eba\u4ee5\u4e0a\u306e\u4f01\u696d\u3001\u7121\u56de\u7b54\u3092\u9664\u304f\uff09<\/p>\n<p>\u8cc7\u672c\u91d150\u5104\u5186\u4ee5\u4e0a\u306e\u4f01\u696d\u306f\u307b\u307c\u5168\u793e\u304c\u4f7f\u3063\u3066\u304a\u308a\u3001\u4f38\u3073\u306f\u8cc7\u672c\u91d1\u306e\u5c0f\u3055\u3044\u5c64\u304b\u3089\u751f\u307e\u308c\u3066\u3044\u307e\u3059\u3002\u5c11\u4eba\u6570\u306e\u60c5\u30b7\u30b9\u304c\u9023\u643a\u3092\u62c5\u3046\u5834\u9762\u304c\u5897\u3048\u3066\u3044\u308b\u3068\u8003\u3048\u3089\u308c\u307e\u3059\u304c\u3001\u4eba\u6570\u3092\u793a\u3059\u30c7\u30fc\u30bf\u306f\u306a\u304f\u4eee\u8aac\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\">\u5404\u533a\u5206\u306e\u56de\u7b54\u6570\u306f100\u301c165\u793e\u3068\u5c11\u306a\u304f\u30011\u5e74\u306e\u5dee\u306f\u6a19\u672c\u306e\u5909\u52d5\u3067\u3082\u8aac\u660e\u3067\u304d\u307e\u3059\u3002\u5bfe\u8c61\u306f\u5e38\u7528\u96c7\u7528\u8005100\u4eba\u4ee5\u4e0a\u306e\u4f01\u696d\u3067\u3059\u3002<\/p>\n<\/div>\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\/001074767.pdf\">\u7dcf\u52d9\u7701\u300c\u4ee4\u548c7\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\/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\/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>\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\uff08\u6982\u8981\uff09\u300d<\/a>\uff0f<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><\/p>\n<h2>SaaS\u9023\u643a\u306e\u8a31\u53ef\u753b\u9762\u3067\u306f\u3001\u9023\u643a\u5148\u30fb\u6a29\u9650\u306e\u7bc4\u56f2\u30fb\u8a31\u53ef\u3059\u308b\u30a2\u30ab\u30a6\u30f3\u30c8\u306e3\u70b9\u3092\u78ba\u8a8d\u3059\u308b<\/h2>\n<p><img decoding=\"async\" alt=\"\u8a31\u53ef\u753b\u9762\u306e\u78ba\u8a8d\u30dd\u30a4\u30f3\u30c8\" src=\"https:\/\/venu-sys.co.jp\/jo-sys\/wp-content\/uploads\/sites\/2\/2026\/10\/h2-3-36.png\" \/><\/p>\n<p>OAuth\u306f\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u6e21\u3055\u306a\u3044\u4ed5\u7d44\u307f\u3067\u3059\u304c\u3001\u8a31\u53ef\u3057\u305f\u6a29\u9650\u306e\u5927\u304d\u3055\u307e\u3067\u306f\u81ea\u52d5\u3067\u6291\u3048\u307e\u305b\u3093\u3002\u8a31\u53ef\u753b\u9762\u3067\u306f\u3001\u9023\u643a\u5148\u30fb\u6a29\u9650\u306e\u7bc4\u56f2\u30fb\u8a31\u53ef\u3059\u308b\u30a2\u30ab\u30a6\u30f3\u30c8\u306e3\u70b9\u3092\u78ba\u8a8d\u3057\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\">\u8a31\u53ef\u753b\u9762\u306e\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8<\/p>\n<ul style=\"margin:0;padding-left:20px\">\n<li>\u9023\u643a\u5148: \u63d0\u4f9b\u5143\u3068\u30a2\u30d7\u30ea\u540d\u306f\u60f3\u5b9a\u3069\u304a\u308a\u304b<\/li>\n<li>\u6a29\u9650\u306e\u7bc4\u56f2: \u95b2\u89a7\u3060\u3051\u304b\u3001\u7de8\u96c6\u30fb\u524a\u9664\u30fb\u7ba1\u7406\u8005\u306e\u64cd\u4f5c\u307e\u3067\u542b\u3080\u304b<\/li>\n<li>\u8a31\u53ef\u3059\u308b\u30a2\u30ab\u30a6\u30f3\u30c8: \u81ea\u5206\u3060\u3051\u306e\u8a31\u53ef\u304b\u3001\u7d44\u7e54\u5168\u4f53\u3078\u306e\u7ba1\u7406\u8005\u540c\u610f\u304b<\/li>\n<\/ul>\n<\/div>\n<h3>2025\u5e74\u306e\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u5c4a\u51fa\u3067\u306f\u3001ID\u30fb\u30d1\u30b9\u30ef\u30fc\u30c9\u7ba1\u7406\u306e\u4e0d\u5099\u304c30\u4ef6\u3067\u4fee\u6b63\u30d7\u30ed\u30b0\u30e9\u30e0\u672a\u9069\u7528\u306e\u7d041.7\u500d\u3060\u3063\u305f<\/h3>\n<p><strong>2025\u5e74\u306e\u5c4a\u51fa\u3067\u306f\u3001\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306e\u5f31\u70b9\u3088\u308a\u3082\u3001ID\u3084\u30d1\u30b9\u30ef\u30fc\u30c9\u306e\u7ba1\u7406\u306e\u7518\u3055\u304c\u539f\u56e0\u3068\u3055\u308c\u305f\u3082\u306e\u304c\u591a\u304f\u306a\u3063\u3066\u3044\u307e\u3059<\/strong>\u3002<\/p>\n<p>IPA\u306e\u8cc7\u6599\u306b\u3088\u308b\u3068\u30012025\u5e74\u306b\u5b9f\u969b\u306b\u88ab\u5bb3\u304c\u3042\u3063\u305f\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u5c4a\u51fa\u306e\u3046\u3061\u3001\u539f\u56e0\u304c\u300cID\u3001\u30d1\u30b9\u30ef\u30fc\u30c9\u7ba1\u7406\u306e\u4e0d\u5099\u300d\u3060\u3063\u305f\u3082\u306e\u306f30\u4ef6\u3067\u3057\u305f\u3002\u300c\u53e4\u3044\u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u5229\u7528\u3084\u4fee\u6b63\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u672a\u5c0e\u5165\u300d\u306f18\u4ef6\u3067\u3059\u3002\u56fd\u5bb6\u516c\u5b89\u59d4\u54e1\u4f1a\u30fb\u7dcf\u52d9\u7701\u30fb\u7d4c\u6e08\u7523\u696d\u7701\u306e\u516c\u8868\u8cc7\u6599\u3067\u306f\u300130\u4ef6\u306f\u3001\u88ab\u5bb3\u304c\u3042\u3063\u305f\u5c4a\u51fa85\u4ef6\u306e\u539f\u56e0\u3092\u5ef6\u307989\u4ef6\u306b\u5206\u985e\u3057\u305f\u3046\u3061\u306e\u7d0433.7%\u306b\u3042\u305f\u308a\u307e\u3059\u3002\u5c4a\u51fa\u7dcf\u6570109\u4ef6\u306b\u5bfe\u3059\u308b\u5272\u5408\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<p>\u4ef6\u6570\u3067\u6bd4\u3079\u308b\u3068\u3001ID\u30fb\u30d1\u30b9\u30ef\u30fc\u30c9\u7ba1\u7406\u306e\u4e0d\u5099\u306f\u4fee\u6b63\u30d7\u30ed\u30b0\u30e9\u30e0\u672a\u9069\u7528\u306e\u7d041.7\u500d\u3067\u3059\u3002OAuth\u3067\u6e21\u3057\u305f\u30a2\u30af\u30bb\u30b9\u30c8\u30fc\u30af\u30f3\u3068\u6a29\u9650\u3082\u3001\u7ba1\u7406\u3092\u6020\u308c\u3070\u540c\u3058\u30ea\u30b9\u30af\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p><mark>\u8a31\u53ef\u753b\u9762\u3067\u6a29\u9650\u306e\u7bc4\u56f2\u3092\u78ba\u304b\u3081\u308b\u3053\u3068\u306f\u3001\u3053\u306e\u7ba1\u7406\u306e\u7b2c\u4e00\u6b69<\/mark>\u3067\u3059\u3002\u5c4a\u51fa\u306f\u4efb\u610f\u3067\u3001OAuth\u9023\u643a\u304c\u539f\u56e0\u306b\u306a\u3063\u305f\u4ef6\u6570\u3082\u5206\u304b\u308a\u307e\u305b\u3093\u3002<\/p>\n<h3>\u8a31\u53ef\u753b\u9762\u3067\u306f\u8ab0\u306e\u4f55\u306e\u30c7\u30fc\u30bf\u306b\u3001\u8aad\u307f\u53d6\u308a\u304b\u66f8\u304d\u8fbc\u307f\u304b\u306e\u3069\u306e\u6a29\u9650\u3092\u4e0e\u3048\u308b\u304b\u3092\u78ba\u304b\u3081\u308b<\/h3>\n<p><strong>\u8a31\u53ef\u753b\u9762\u3067\u306f\u300c\u696d\u52d9\u306b\u5fc5\u8981\u306a\u6700\u5c0f\u9650\u306e\u6a29\u9650\u304b\u300d\u3092\u57fa\u6e96\u306b\u5224\u65ad\u3057\u307e\u3059<\/strong>\u3002\u6a29\u9650\u304c\u5e83\u3044\u307b\u3069\u3001\u60aa\u7528\u3055\u308c\u305f\u3068\u304d\u306e\u5f71\u97ff\u3082\u5927\u304d\u304f\u306a\u308a\u307e\u3059\u3002\u78ba\u8a8d\u3059\u308b\u306e\u306f\u6b21\u306e3\u70b9\u3067\u3059\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>\u78ba\u8a8d\u3059\u308b\u70b9<\/th>\n<th>\u898b\u308b\u3079\u304d\u5185\u5bb9<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u9023\u643a\u5148<\/td>\n<td>\u63d0\u4f9b\u5143\u3068\u30a2\u30d7\u30ea\u540d\u304c\u60f3\u5b9a\u3069\u304a\u308a\u304b<\/td>\n<\/tr>\n<tr>\n<td>\u6a29\u9650\u306e\u7bc4\u56f2<\/td>\n<td>\u95b2\u89a7\u3060\u3051\u304b\u3001\u7de8\u96c6\u30fb\u524a\u9664\u30fb\u7ba1\u7406\u8005\u306e\u64cd\u4f5c\u307e\u3067\u542b\u3080\u304b<\/td>\n<\/tr>\n<tr>\n<td>\u8a31\u53ef\u3059\u308b\u30a2\u30ab\u30a6\u30f3\u30c8<\/td>\n<td>\u81ea\u5206\u306e\u30c7\u30fc\u30bf\u3060\u3051\u304b\u3001\u7d44\u7e54\u5168\u4f53\u3078\u306e\u7ba1\u7406\u8005\u540c\u610f\u304b<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u7dcf\u52d9\u7701\u306f2022\u5e74\u306b\u300c\u30af\u30e9\u30a6\u30c9\u30b5\u30fc\u30d3\u30b9\u5229\u7528\u30fb\u63d0\u4f9b\u306b\u304a\u3051\u308b\u9069\u5207\u306a\u8a2d\u5b9a\u306e\u305f\u3081\u306e\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300d\u3092\u7b56\u5b9a\u3057\u307e\u3057\u305f\u3002IPA\u306e\u300c\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a310\u5927\u8105\u5a01 2026\u300d\u89e3\u8aac\u66f8\u3067\u3082\u3001\u7d44\u7e54\u5168\u822c\u306e\u5bfe\u7b56\u3068\u3057\u3066\u30a2\u30af\u30bb\u30b9\u6a29\u9650\u306e\u6700\u5c0f\u5316\u304c\u63a8\u5968\u3055\u308c\u3066\u3044\u307e\u3059\u3002SaaS\u306b\u3088\u3063\u3066\u306f\u7ba1\u7406\u8005\u627f\u8a8d\u3092\u5fc5\u9808\u306b\u3059\u308b\u8a2d\u5b9a\u3082\u7528\u610f\u3055\u308c\u3066\u304a\u308a\u3001\u793e\u54e1\u4efb\u305b\u3067\u9023\u643a\u304c\u5897\u3048\u308b\u306e\u304c\u5fc3\u914d\u306a\u5834\u5408\u306f\u78ba\u8a8d\u3057\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.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\uff3d\u300d<\/a>\uff0f<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.soumu.go.jp\/main_content\/001059979.pdf\">\u56fd\u5bb6\u516c\u5b89\u59d4\u54e1\u4f1a\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\/johotsusintokei\/whitepaper\/ja\/r06\/html\/nd225240.html\">\u7dcf\u52d9\u7701\u300c\u4ee4\u548c6\u5e74\u7248\u60c5\u5831\u901a\u4fe1\u767d\u66f8\u300d<\/a>\uff0f<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.ipa.go.jp\/security\/10threats\/omgdg50000008fi8-att\/kaisetsu_2026_soshiki.pdf\">IPA\u300c\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a310\u5927\u8105\u5a01 2026\u300d\u89e3\u8aac\u66f8\uff3b\u7d44\u7e54\u7de8\uff3d<\/a><\/p>\n<h2>\u9023\u643a\u30a2\u30d7\u30ea\u306f\u5b9a\u671f\u7684\u306a\u68da\u5378\u3057\u3067\u628a\u63e1\u3057\u3001\u4e0d\u8981\u306a\u6a29\u9650\u3092\u5916\u3059<\/h2>\n<p><img decoding=\"async\" alt=\"\u9023\u643a\u30a2\u30d7\u30ea\u306e\u68da\u5378\u3057\" src=\"https:\/\/venu-sys.co.jp\/jo-sys\/wp-content\/uploads\/sites\/2\/2026\/10\/h2-4-37.png\" \/><\/p>\n<p>\u8a31\u53ef\u753b\u9762\u3067\u306e\u78ba\u8a8d\u306f\u5165\u308a\u53e3\u306e\u5bfe\u7b56\u3067\u3059\u3002\u4e00\u5ea6\u8a31\u53ef\u3057\u305f\u9023\u643a\u306f\u89e3\u9664\u3057\u306a\u3044\u9650\u308a\u6b8b\u308a\u7d9a\u3051\u308b\u305f\u3081\u3001\u5b9a\u671f\u7684\u306a\u68da\u5378\u3057\u3067\u4f7f\u3063\u3066\u3044\u306a\u3044\u9023\u643a\u3084\u5e83\u3059\u304e\u308b\u6a29\u9650\u3092\u5916\u3059\u904b\u7528\u304c\u6b20\u304b\u305b\u307e\u305b\u3093\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>\u4eba\u306e\u30a2\u30ab\u30a6\u30f3\u30c8\u306e\u5f8c\u59cb\u672b\u3067\u3055\u3048\u3001\u5b9f\u65bd\u3057\u3066\u3044\u308b\u4f01\u696d\u306f\u5c11\u6570\u306b\u3068\u3069\u307e\u308b<\/li>\n<li>SaaS\u306e\u904b\u7528\u4e2d\u306b\u8a2d\u5b9a\u306e\u60c5\u5831\u3092\u8ffd\u3063\u3066\u3044\u306a\u3044\u4f01\u696d\u3082\u3042\u308b<\/li>\n<li>\u9023\u643a\u30a2\u30d7\u30ea\u306e\u68da\u5378\u3057\u306f\u516c\u7684\u7d71\u8a08\u3067\u6e2c\u3089\u308c\u3066\u304a\u3089\u305a\u3001\u81ea\u793e\u3067\u57fa\u6e96\u3092\u4f5c\u308b\u5fc5\u8981\u304c\u3042\u308b<\/li>\n<\/ul>\n<\/div>\n<h3>\u9000\u8077\u8005\u306eID\u30fb\u6a29\u9650\u3092\u524a\u9664\u3057\u3066\u3044\u308b\u3068\u56de\u7b54\u3057\u305f\u5272\u5408\u306f2022\u5e74\u6642\u70b9\u306732.7%\u306b\u3068\u3069\u307e\u308a\u3001301\u4eba\u4ee5\u4e0a\u306e\u4f01\u696d\u3067\u308236.3%<\/h3>\n<p><strong>\u6a29\u9650\u306e\u5f8c\u59cb\u672b\u306f\u3001\u4f01\u696d\u306e\u898f\u6a21\u306b\u304b\u304b\u308f\u3089\u305a\u5341\u5206\u306b\u9032\u3093\u3067\u3044\u307e\u305b\u3093<\/strong>\u3002\u4eba\u306e\u30a2\u30ab\u30a6\u30f3\u30c8\u306e\u524a\u9664\u3067\u3059\u3089\u624b\u304c\u56de\u3063\u3066\u3044\u306a\u3044\u306e\u304c\u5b9f\u60c5\u3067\u3059\u3002<\/p>\n<p>IPA\u306e2022\u5e74\u8abf\u67fb\uff08\u56de\u7b54\u80051,179\u4eba\uff09\u3067\u306f\u3001\u9000\u8077\u8005\u306eID\u3084\u30a2\u30af\u30bb\u30b9\u6a29\u9650\u3092\u524a\u9664\u3057\u3066\u3044\u308b\u3068\u7b54\u3048\u305f\u5272\u5408\u306f<mark>\u5168\u4f53\u306732.7%<\/mark>\u3067\u3057\u305f\u3002\u5e38\u7528\u96c7\u7528\u8005300\u4eba\u4ee5\u4e0b\u3067\u306f28.5%\u3001301\u4eba\u4ee5\u4e0a\u3067\u308236.3%\u3067\u3059\uff08\u5bfe\u7b56\u3092\u9078\u3076\u5f62\u5f0f\u306e\u305f\u3081\u3001\u5b9f\u969b\u3088\u308a\u4f4e\u304f\u51fa\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\uff09\u3002<\/p>\n<p><img decoding=\"async\" alt=\"\u9000\u8077\u8005\u306eID\u30fb\u30a2\u30af\u30bb\u30b9\u6a29\u9650\u3092\u524a\u9664\u3057\u3066\u3044\u308b\u4f01\u696d\u306e\u5272\u5408\uff082022\u5e74\u3001\u4f01\u696d\u898f\u6a21\u5225\uff09\" src=\"https:\/\/venu-sys.co.jp\/jo-sys\/wp-content\/uploads\/sites\/2\/2026\/10\/fig4-12.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.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\u300d<\/a><\/p>\n<p>2025\u5e74\u306e\u30af\u30e9\u30a6\u30c9\u5229\u7528\u7387\u306f\u8cc7\u672c\u91d1\u898f\u6a21\u306724\u30dd\u30a4\u30f3\u30c8\u4ee5\u4e0a\u306e\u5dee\u304c\u3042\u308a\u307e\u3057\u305f\u3002\u305d\u308c\u306b\u5bfe\u3057\u3001\u6a29\u9650\u524a\u9664\u306e\u898f\u6a21\u5dee\u306f7.8\u30dd\u30a4\u30f3\u30c8\u306b\u3068\u3069\u307e\u308a\u307e\u3059\uff08\u5225\u8abf\u67fb\u30fb\u5225\u533a\u5206\u306e\u305f\u3081\u50be\u5411\u3068\u3057\u3066\u898b\u307e\u3059\uff09\u3002\u4eba\u306e\u30a2\u30ab\u30a6\u30f3\u30c8\u3067\u5f8c\u59cb\u672b\u304c\u8ffd\u3044\u3064\u3044\u3066\u3044\u306a\u3044\u306a\u3089\u3001\u5916\u90e8\u30a2\u30d7\u30ea\u306b\u4e0e\u3048\u305f\u6a29\u9650\u306f\u3055\u3089\u306b\u898b\u843d\u3068\u3055\u308c\u3084\u3059\u3044\u305f\u3081\u3001<a href=\"https:\/\/venu-sys.co.jp\/jo-sys\/10648\/\">ID\u306e\u767a\u884c\u304b\u3089\u524a\u9664\u307e\u3067\u306e\u7ba1\u7406<\/a>\u3068\u3042\u308f\u305b\u3066\u898b\u76f4\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h3>SaaS\u5951\u7d04\u5f8c\u306b\u5b89\u5168\u306a\u8a2d\u5b9a\u65b9\u6cd5\u3092\u96c6\u3081\u3066\u3044\u308b\u4f01\u696d\u306f2022\u5e74\u6642\u70b9\u306776.8%\u3067\u30012\u5272\u4ee5\u4e0a\u306f\u904b\u7528\u4e2d\u306e\u60c5\u5831\u3092\u8ffd\u3063\u3066\u3044\u306a\u3044<\/h3>\n<p><strong>SaaS\u306f\u5c0e\u5165\u3057\u3066\u7d42\u308f\u308a\u3067\u306f\u306a\u304f\u3001\u904b\u7528\u4e2d\u3082\u8a2d\u5b9a\u306e\u60c5\u5831\u3092\u8ffd\u3044\u7d9a\u3051\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059<\/strong>\u3002\u305f\u3060\u3001\u305d\u3046\u3057\u305f\u60c5\u5831\u3092\u96c6\u3081\u3066\u3044\u306a\u3044\u4f01\u696d\u3082\u4e00\u5b9a\u6570\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>IPA\u306e2022\u5e74\u8abf\u67fb\uff08\u56de\u7b54\u8005457\u4eba\uff09\u3067\u306f\u3001\u5951\u7d04\u5f8c\u306b\u300c\u5b89\u5168\u306b\u904b\u7528\u3059\u308b\u305f\u3081\u306e\u8a2d\u5b9a\u65b9\u6cd5\u300d\u3092\u96c6\u3081\u3066\u3044\u308b\u5272\u5408\u306f76.8%\u3001\u300c\u969c\u5bb3\u5bfe\u5fdc\u60c5\u5831\u300d\u306f69.4%\u3067\u3059\u3002\u56de\u7b54\u8005\u306e\u3046\u3061\u60c5\u5831\u30b7\u30b9\u30c6\u30e0\u90e8\u9580\u306f26.9%\u3067\u3001SaaS\u306e\u5c0e\u5165\u5224\u65ad\u306b\u306f\u4e8b\u696d\u90e8\u9580\u3082\u5e83\u304f\u95a2\u308f\u3063\u3066\u3044\u307e\u3059\u3002\u306a\u304a76.8%\u306f\u60c5\u5831\u3092\u96c6\u3081\u3066\u3044\u308b\u5272\u5408\u3067\u3001\u8a2d\u5b9a\u3092\u898b\u76f4\u3057\u3066\u3044\u308b\u304b\u306f\u6e2c\u3063\u3066\u304a\u3089\u305a\u3001\u88cf\u8fd4\u3059\u30682\u5272\u4ee5\u4e0a\u306f\u904b\u7528\u4e2d\u306e\u8a2d\u5b9a\u60c5\u5831\u3092\u8ffd\u3063\u3066\u3044\u306a\u3044\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u904b\u7528\u4e2d\u306e\u78ba\u8a8d\u304c\u624b\u8584\u3060\u3068\u3001\u6a29\u9650\u306e\u4ed8\u3051\u3059\u304e\u3084\u4e0d\u8981\u306a\u9023\u643a\u306b\u6c17\u3065\u304d\u306b\u304f\u304f\u306a\u308a\u307e\u3059\u3002\u60c5\u30b7\u30b9\u4ee5\u5916\u306e\u90e8\u9580\u304cSaaS\u3092\u9078\u3076\u5834\u9762\u304c\u591a\u3044\u307b\u3069\u3001\u60c5\u30b7\u30b9\u304c\u9023\u643a\u306e\u5168\u4f53\u3092\u898b\u6e21\u3059\u4ed5\u7d44\u307f\u304c\u5fc5\u8981\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<h3>\u9023\u643a\u30a2\u30d7\u30ea\u306e\u68da\u5378\u3057\u3092\u6e2c\u3063\u305f\u516c\u7684\u7d71\u8a08\u306f\u7121\u304f\u3001\u81ea\u793e\u306e\u7ba1\u7406\u753b\u9762\u3067\u9023\u643a\u5148\u3068\u6a29\u9650\u3092\u6570\u3048\u3066\u57fa\u6e96\u3092\u4f5c\u308b<\/h3>\n<p><strong>\u9023\u643a\u30a2\u30d7\u30ea\u306e\u68da\u5378\u3057\u306f\u3001\u4ed6\u793e\u306e\u6570\u5024\u3068\u6bd4\u3079\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u81ea\u793e\u3067\u57fa\u6e96\u3092\u4f5c\u3063\u3066\u9032\u3081\u307e\u3059<\/strong>\u3002\u6bd4\u3079\u3089\u308c\u308b\u516c\u7684\u7d71\u8a08\u304c\u7121\u3044\u305f\u3081\u3067\u3059\u3002<\/p>\n<p>\u516c\u7684\u8abf\u67fb\u304c\u6e2c\u3063\u3066\u3044\u308b\u306e\u306f\u3001\u9000\u8077\u8005\u306e\u30a2\u30ab\u30a6\u30f3\u30c8\u524a\u9664\uff082022\u5e7432.7%\uff09\u3084\u30af\u30e9\u30a6\u30c9\u306e\u7528\u9014\uff082024\u5e74\u300c\u8a8d\u8a3c\u30b7\u30b9\u30c6\u30e0\u300d13.6%\uff09\u307e\u3067\u3067\u3059\u3002\u5916\u90e8\u30a2\u30d7\u30ea\u3078\u306e\u6a29\u9650\u4ed8\u4e0e\u3084\u30c8\u30fc\u30af\u30f3\u6f0f\u3048\u3044\u3092\u533a\u5206\u3057\u305f\u7d71\u8a08\u306f\u898b\u5f53\u305f\u308a\u307e\u305b\u3093\u3002\u81ea\u793e\u306eSaaS\u7ba1\u7406\u753b\u9762\u3067\u9023\u643a\u72b6\u6cc1\u3092\u8a18\u9332\u3059\u308b\u3053\u3068\u304b\u3089\u59cb\u3081\u307e\u3059\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>\u8a18\u9332\u3059\u308b\u9805\u76ee<\/th>\n<th>\u5185\u5bb9<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u9023\u643a\u30a2\u30d7\u30ea\u540d<\/td>\n<td>\u30a2\u30d7\u30ea\u540d\u3068\u63d0\u4f9b\u5143<\/td>\n<\/tr>\n<tr>\n<td>\u9023\u643a\u5143\u306eSaaS<\/td>\n<td>\u30a2\u30af\u30bb\u30b9\u5148\u306eSaaS<\/td>\n<\/tr>\n<tr>\n<td>\u8a31\u53ef\u3057\u305f\u5229\u7528\u8005<\/td>\n<td>\u500b\u4eba\u304b\u3001\u7d44\u7e54\u5168\u4f53\u306e\u8a31\u53ef\u304b<\/td>\n<\/tr>\n<tr>\n<td>\u4ed8\u4e0e\u3057\u305f\u6a29\u9650<\/td>\n<td>\u95b2\u89a7\u306e\u307f\u304b\u3001\u7de8\u96c6\u30fb\u524a\u9664\u30fb\u7ba1\u7406\u8005\u6a29\u9650\u307e\u3067\u542b\u3080\u304b<\/td>\n<\/tr>\n<tr>\n<td>\u6700\u7d42\u5229\u7528\u65e5<\/td>\n<td>\u76f4\u8fd1\u306e\u5229\u7528\u6709\u7121<\/td>\n<\/tr>\n<tr>\n<td>\u696d\u52d9\u4e0a\u306e\u8981\u5426<\/td>\n<td>\u5fc5\u8981\u304b\u3069\u3046\u304b\u3002\u4e0d\u8981\u306a\u3089\u89e3\u9664<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u898b\u76f4\u3057\u306f\u56db\u534a\u671f\u3054\u3068\u306a\u3069\u81ea\u793e\u3067\u983b\u5ea6\u3092\u6c7a\u3081\u3066\u7d9a\u3051\u307e\u3059\u3002\u9000\u8077\u30fb\u7570\u52d5\u6642\u306f\u30a2\u30ab\u30a6\u30f3\u30c8\u505c\u6b62\u3068\u3042\u308f\u305b\u3066\u9023\u643a\u3082\u89e3\u9664\u3057\u3066\u304f\u3060\u3055\u3044\u3002IPA\u306e\u300c\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a310\u5927\u8105\u5a01 2026\u300d\u89e3\u8aac\u66f8\u3082\u3001\u30a2\u30ab\u30a6\u30f3\u30c8\u306e\u5b9a\u671f\u7684\u306a\u68da\u5378\u3057\u30fb\u6a29\u9650\u306e\u6700\u5c0f\u5316\u30fb<a href=\"https:\/\/venu-sys.co.jp\/jo-sys\/10046\/\">\u591a\u8981\u7d20\u8a8d\u8a3c<\/a>\u306e\u6709\u52b9\u5316\u3092\u63a8\u5968\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306f\u9023\u643a\u30a2\u30d7\u30ea\u306b\u9650\u3063\u305f\u63a8\u5968\u3067\u306f\u306a\u304f\u3001\u30a2\u30ab\u30a6\u30f3\u30c8\u7ba1\u7406\u5168\u822c\u306e\u5bfe\u7b56\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.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\u300d<\/a>\uff0f<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.ipa.go.jp\/security\/reports\/economics\/scrm\/t6hhco000000hg8a-att\/ResearchReport.pdf\">IPA\u300c\u30af\u30e9\u30a6\u30c9\u30b5\u30fc\u30d3\u30b9\uff08SaaS\uff09\u306e\u30b5\u30d7\u30e9\u30a4\u30c1\u30a7\u30fc\u30f3\u30ea\u30b9\u30af\u30de\u30cd\u30b8\u30e1\u30f3\u30c8\u5b9f\u614b\u8abf\u67fb\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\/10threats\/omgdg50000008fi8-att\/kaisetsu_2026_soshiki.pdf\">IPA\u300c\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a310\u5927\u8105\u5a01 2026\u300d\u89e3\u8aac\u66f8\uff3b\u7d44\u7e54\u7de8\uff3d<\/a><\/p>\n<h2>OAuth\u306f\u8a8d\u53ef\u306e\u4ed5\u7d44\u307f\u3067\u3042\u308a\u3001\u60c5\u30b7\u30b9\u306f\u8a31\u53ef\u6642\u306e\u78ba\u8a8d\u3068\u5b9a\u671f\u7684\u306a\u68da\u5378\u3057\u3067\u7ba1\u7406\u3059\u308b<\/h2>\n<p>OAuth\u306f\u3001\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u6e21\u3055\u305a\u306b\u30a2\u30d7\u30ea\u9593\u3067\u6a29\u9650\u3060\u3051\u3092\u59d4\u306d\u308b\u300c\u8a8d\u53ef\u300d\u306e\u4ed5\u7d44\u307f\u3067\u3059\u3002\u5b89\u5168\u6027\u3092\u9ad8\u3081\u308b\u4ed5\u7d44\u307f\u3067\u3059\u304c\u3001\u8a31\u53ef\u3057\u305f\u6a29\u9650\u306e\u7ba1\u7406\u306f\u5229\u7528\u3059\u308b\u4f01\u696d\u306e\u5074\u306b\u6b8b\u308a\u307e\u3059\u3002<\/p>\n<p>2025\u5e74\u6642\u70b9\u3067\u30af\u30e9\u30a6\u30c9\u30b5\u30fc\u30d3\u30b9\u3092\u5229\u7528\u3059\u308b\u4f01\u696d\uff08\u5e38\u7528\u96c7\u7528\u8005100\u4eba\u4ee5\u4e0a\uff09\u306f83.5%\u306b\u9054\u3057\u3066\u3044\u307e\u3059\u3002\u4e00\u65b9\u3001\u9000\u8077\u8005\u306eID\u30fb\u6a29\u9650\u3092\u524a\u9664\u3057\u3066\u3044\u308b\u3068\u56de\u7b54\u3057\u305f\u5272\u5408\u306f2022\u5e74\u6642\u70b9\u306732.7%\u3067\u3057\u305f\u3002\u9023\u643a\u306e\u6570\u304c\u5897\u3048\u308b\u4e00\u65b9\u3067\u3001\u6a29\u9650\u306e\u5f8c\u59cb\u672b\u306f\u8ffd\u3044\u3064\u3044\u3066\u3044\u306a\u3044\u306e\u304c\u73fe\u72b6\u3067\u3059\u3002<\/p>\n<p>\u3053\u306e\u8a18\u4e8b\u306e\u8981\u70b9\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n<ul>\n<li>\u8a8d\u8a3c\u306f\u672c\u4eba\u78ba\u8a8d\u3001\u8a8d\u53ef\u306f\u30a2\u30af\u30bb\u30b9\u3057\u3066\u3088\u3044\u7bc4\u56f2\u306e\u6c7a\u5b9a\u3067\u3001OAuth\u306f\u8a8d\u53ef\u3092\u62c5\u3046<\/li>\n<li>OAuth\u3067\u306f\u30a2\u30d7\u30ea\u306b\u30a2\u30af\u30bb\u30b9\u30c8\u30fc\u30af\u30f3\u3092\u6e21\u3059\u305f\u3081\u3001\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u6e21\u3055\u305a\u306b\u6e08\u3080<\/li>\n<li>\u8a31\u53ef\u753b\u9762\u3067\u306f\u3001\u9023\u643a\u5148\u30fb\u6a29\u9650\u306e\u7bc4\u56f2\u30fb\u8a31\u53ef\u3059\u308b\u30a2\u30ab\u30a6\u30f3\u30c8\u306e3\u70b9\u3092\u78ba\u8a8d\u3059\u308b<\/li>\n<li>\u9023\u643a\u30a2\u30d7\u30ea\u306f\u5b9a\u671f\u7684\u306b\u68da\u5378\u3057\u3057\u3001\u4e0d\u8981\u306a\u9023\u643a\u3084\u5e83\u3059\u304e\u308b\u6a29\u9650\u3092\u5916\u3059<\/li>\n<\/ul>\n<p><mark>\u8a31\u53ef\u3059\u308b\u3068\u304d\u306e\u78ba\u8a8d\u3068\u3001\u8a31\u53ef\u3057\u305f\u5f8c\u306e\u68da\u5378\u3057\u3092\u30bb\u30c3\u30c8\u3067\u904b\u7528\u3059\u308b<\/mark>\u3053\u3068\u304c\u3001OAuth\u9023\u643a\u3092\u5b89\u5168\u306b\u4f7f\u3046\u57fa\u672c\u3067\u3059\u3002\u307e\u305a\u306f\u4e3b\u8981\u306aSaaS\u306e\u7ba1\u7406\u753b\u9762\u3067\u3001\u4eca\u3042\u308b\u9023\u643a\u30a2\u30d7\u30ea\u3092\u4e00\u89a7\u306b\u3059\u308b\u3068\u3053\u308d\u304b\u3089\u59cb\u3081\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\/001074767.pdf\">\u7dcf\u52d9\u7701\u300c\u4ee4\u548c7\u5e74\u901a\u4fe1\u5229\u7528\u52d5\u5411\u8abf\u67fb\u306e\u7d50\u679c\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\u300d<\/a><\/p>\n<h2>\u8a8d\u8a3c\u3084\u6a29\u9650\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>OAuth\u306e\u8a31\u53ef\u753b\u9762\u3092\u6b63\u3057\u304f\u5224\u65ad\u3057\u305f\u308a\u3001\u9023\u643a\u30a2\u30d7\u30ea\u306e\u68da\u5378\u3057\u3092\u56de\u3057\u305f\u308a\u3059\u308b\u306b\u306f\u3001\u8a8d\u8a3c\u3068\u6a29\u9650\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\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\/001074767.pdf\">\u7dcf\u52d9\u7701\u300c\u4ee4\u548c7\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.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\/whitepaper\/ja\/r06\/html\/nd225240.html\">\u7dcf\u52d9\u7701\u300c\u4ee4\u548c6\u5e74\u7248\u60c5\u5831\u901a\u4fe1\u767d\u66f8\u300d<\/a><\/li>\n<li><a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.soumu.go.jp\/main_content\/001059979.pdf\">\u56fd\u5bb6\u516c\u5b89\u59d4\u54e1\u4f1a\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><\/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\uff3d\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\u300d<\/a><\/li>\n<li><a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.ipa.go.jp\/security\/reports\/economics\/scrm\/t6hhco000000hg8a-att\/ResearchReport.pdf\">\u60c5\u5831\u51e6\u7406\u63a8\u9032\u6a5f\u69cb\u300c\u30af\u30e9\u30a6\u30c9\u30b5\u30fc\u30d3\u30b9\uff08SaaS\uff09\u306e\u30b5\u30d7\u30e9\u30a4\u30c1\u30a7\u30fc\u30f3\u30ea\u30b9\u30af\u30de\u30cd\u30b8\u30e1\u30f3\u30c8\u5b9f\u614b\u8abf\u67fb\u300d<\/a><\/li>\n<li><a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.ipa.go.jp\/security\/10threats\/omgdg50000008fi8-att\/kaisetsu_2026_soshiki.pdf\">\u60c5\u5831\u51e6\u7406\u63a8\u9032\u6a5f\u69cb\u300c\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a310\u5927\u8105\u5a01 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