{"id":5657,"date":"2025-08-24T20:48:57","date_gmt":"2025-08-24T11:48:57","guid":{"rendered":"https:\/\/sky-peace.net\/?p=5657"},"modified":"2025-08-24T20:48:57","modified_gmt":"2025-08-24T11:48:57","slug":"security-2","status":"publish","type":"post","link":"https:\/\/sky-peace.net\/certified\/security-2\/","title":{"rendered":"\u3010\u56f3\u89e3\u3011\u60c5\u5831\u51e6\u7406\u5b89\u5168\u78ba\u4fdd\u652f\u63f4\u58eb 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\u6697\u53f7\u5316\u30fb\u5fa9\u53f7\u306e\u51e6\u7406\u304c\u975e\u5e38\u306b\u9ad8\u901f\u3067\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u52d5\u753b\u306e\u3088\u3046\u306a\u5927\u304d\u306a\u30c7\u30fc\u30bf\u3092\u3084\u308a\u53d6\u308a\u3059\u308b\u306e\u306b\u5411\u3044\u3066\u3044\u307e\u3059\u3002<\/li>\n<li><strong>\u30c7\u30e1\u30ea\u30c3\u30c8<\/strong>: <strong>\u9375\u914d\u9001\u554f\u984c<\/strong>\u3068\u3044\u3046\u5927\u304d\u306a\u8ab2\u984c\u304c\u3042\u308a\u307e\u3059\u3002\u901a\u4fe1\u3092\u59cb\u3081\u308b\u524d\u306b\u3001\u3069\u3046\u3084\u3063\u3066\u76f8\u624b\u306b\u5b89\u5168\u306b\u300c\u5171\u901a\u9375\uff08\u5408\u9375\uff09\u300d\u3092\u6e21\u3059\u306e\u304b\u3001\u3068\u3044\u3046\u554f\u984c\u3067\u3059\u3002\u3082\u3057\u9375\u3092\u914d\u9001\u3057\u3066\u3044\u308b\u9014\u4e2d\u3067\u7b2c\u4e09\u8005\u306b\u76d7\u307e\u308c\u308c\u3070\u3001\u901a\u4fe1\u5185\u5bb9\u304c\u3059\u3079\u3066\u89e3\u8aad\u3055\u308c\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/li>\n<\/ul>\n<p>\u4ee3\u8868\u7684\u306a\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306b\u306f\u3001\u73fe\u5728\u4e3b\u6d41\u306e<strong>AES<\/strong>\u3084\u3001\u904e\u53bb\u306b\u4f7f\u308f\u308c\u3066\u3044\u305f<strong>DES<\/strong>\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h3>\u516c\u958b\u9375\u6697\u53f7\u65b9\u5f0f\uff1a\u5b89\u5168\u3060\u3051\u3069\u300c\u51e6\u7406\u304c\u9045\u3044\u300d<\/h3>\n<p>\u516c\u958b\u9375\u6697\u53f7\u65b9\u5f0f\u306f\u3001<strong>\u300c\u516c\u958b\u9375\u300d\u3068\u300c\u79d8\u5bc6\u9375\u300d\u3068\u3044\u3046\u30da\u30a2\u306e\u9375\u3092\u4f7f\u3046<\/strong>\u65b9\u5f0f\u3067\u3059\u3002\u3053\u308c\u306f\u300c\u5357\u4eac\u9320\u3068\u3001\u305d\u306e\u9375\u300d\u306b\u4f8b\u3048\u308b\u3068\u5206\u304b\u308a\u3084\u3059\u3044\u3067\u3057\u3087\u3046\u3002<\/p>\n<ol>\n<li><strong>\u9375\u306e\u6e96\u5099<\/strong>: \u307e\u305a\u3001\u60c5\u5831\u3092\u53d7\u3051\u53d6\u308b\u5074\uff08\u3042\u306a\u305f\uff09\u304c\u300c\u5357\u4eac\u9320\uff08\u516c\u958b\u9375\uff09\u300d\u3068\u300c\u305d\u306e\u5357\u4eac\u9320\u3092\u958b\u3051\u308b\u9375\uff08\u79d8\u5bc6\u9375\uff09\u300d\u306e\u30da\u30a2\u3092\u4f5c\u308a\u307e\u3059\u3002<\/li>\n<li><strong>\u9375\u306e\u914d\u5e03<\/strong>: \u300c\u5357\u4eac\u9320\uff08\u516c\u958b\u9375\uff09\u300d\u3060\u3051\u3092\u3001\u60c5\u5831\u3092\u9001\u3063\u3066\u307b\u3057\u3044\u76f8\u624b\u306b\u6e21\u3057\u307e\u3059\uff08\u3053\u308c\u306f\u8ab0\u306b\u898b\u3089\u308c\u3066\u3082\u69cb\u3044\u307e\u305b\u3093\uff09\u3002\u300c\u958b\u3051\u308b\u9375\uff08\u79d8\u5bc6\u9375\uff09\u300d\u306f\u81ea\u5206\u3060\u3051\u3067\u53b3\u91cd\u306b\u4fdd\u7ba1\u3057\u307e\u3059\u3002<\/li>\n<li><strong>\u6697\u53f7\u5316<\/strong>: \u76f8\u624b\u306f\u3001\u3042\u306a\u305f\u306b\u9001\u308a\u305f\u3044\u60c5\u5831\u3092\u7bb1\u306b\u5165\u308c\u3001\u3042\u306a\u305f\u304c\u6e21\u3057\u305f\u300c\u5357\u4eac\u9320\uff08\u516c\u958b\u9375\uff09\u300d\u3067\u30ed\u30c3\u30af\u3057\u3066\u9001\u308a\u307e\u3059\u3002<\/li>\n<li><strong>\u5fa9\u53f7<\/strong>: \u3042\u306a\u305f\u306e\u624b\u5143\u306b\u5c4a\u3044\u305f\u7bb1\u306f\u3001\u3042\u306a\u305f\u304c\u6301\u3064\u300c\u958b\u3051\u308b\u9375\uff08\u79d8\u5bc6\u9375\uff09\u300d\u3067\u3057\u304b\u958b\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u305b\u3093\u3002<\/li>\n<\/ol>\n<p>\u3053\u306e\u3088\u3046\u306b\u3001\u516c\u958b\u9375\u6697\u53f7\u65b9\u5f0f\u306f\u5b89\u5168\u306b\u9375\u3092\u3084\u308a\u53d6\u308a\u3067\u304d\u308b\u305f\u3081\u3001\u5171\u901a\u9375\u6697\u53f7\u65b9\u5f0f\u306e\u300c\u9375\u914d\u9001\u554f\u984c\u300d\u3092\u89e3\u6c7a\u3067\u304d\u307e\u3059\u3002<\/p>\n<ul>\n<li><strong>\u30e1\u30ea\u30c3\u30c8<\/strong>: \u9375\u306e\u4ea4\u63db\u304c\u5b89\u5168\u306b\u884c\u3048\u307e\u3059\u3002<\/li>\n<li><strong>\u30c7\u30e1\u30ea\u30c3\u30c8<\/strong>: \u51e6\u7406\u304c\u975e\u5e38\u306b\u9045\u304f\u3001\u5171\u901a\u9375\u6697\u53f7\u65b9\u5f0f\u3068\u6bd4\u3079\u3066\u6570\u5343\u500d\u306e\u6642\u9593\u304c\u304b\u304b\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002<\/li>\n<\/ul>\n<p>\u4ee3\u8868\u7684\u306a\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306b\u306f<strong>RSA<\/strong>\u3084<strong>\u6955\u5186\u66f2\u7dda\u6697\u53f7<\/strong>\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h3>2\u3064\u306e\u65b9\u5f0f\u306e\u6bd4\u8f03\u307e\u3068\u3081<\/h3>\n<table border=\"1\" style=\"width:100%; border-collapse: collapse;\">\n<thead>\n<tr>\n<th style=\"padding: 8px; border: 1px solid #ddd; background-color: #f2f2f2;\">\u7279\u5fb4<\/th>\n<th style=\"padding: 8px; border: 1px solid #ddd; background-color: #f2f2f2;\">\u5171\u901a\u9375\u6697\u53f7\u65b9\u5f0f<\/th>\n<th style=\"padding: 8px; border: 1px solid #ddd; background-color: #f2f2f2;\">\u516c\u958b\u9375\u6697\u53f7\u65b9\u5f0f<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding: 8px; border: 1px solid #ddd;\"><strong>\u4f7f\u7528\u3059\u308b\u9375<\/strong><\/td>\n<td style=\"padding: 8px; border: 1px solid #ddd;\">1\u3064\uff08\u5171\u901a\u9375\uff09<\/td>\n<td style=\"padding: 8px; border: 1px solid #ddd;\">2\u3064\uff08\u516c\u958b\u9375\u3068\u79d8\u5bc6\u9375\uff09<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px; border: 1px solid #ddd;\"><strong>\u51e6\u7406\u901f\u5ea6<\/strong><\/td>\n<td style=\"padding: 8px; border: 1px solid #ddd;\">\u25ce \u901f\u3044<\/td>\n<td style=\"padding: 8px; border: 1px solid #ddd;\">\u25b3 \u9045\u3044<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px; border: 1px solid #ddd;\"><strong>\u9375\u306e\u7ba1\u7406<\/strong><\/td>\n<td style=\"padding: 8px; border: 1px solid #ddd;\">\u25b3 \u9375\u914d\u9001\u554f\u984c\u304c\u3042\u308b<\/td>\n<td style=\"padding: 8px; border: 1px solid #ddd;\">\u25ce \u5b89\u5168\u306b\u4ea4\u63db\u53ef\u80fd<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px; border: 1px solid #ddd;\"><strong>\u4e3b\u306a\u7528\u9014<\/strong><\/td>\n<td style=\"padding: 8px; border: 1px solid #ddd;\">\u30c7\u30fc\u30bf\u672c\u4f53\u306e\u6697\u53f7\u5316<\/td>\n<td style=\"padding: 8px; border: 1px solid #ddd;\">\u9375\u306e\u4ea4\u63db\u3001\u96fb\u5b50\u7f72\u540d<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px; border: 1px solid #ddd;\"><strong>\u8eab\u8fd1\u306a\u4f8b<\/strong><\/td>\n<td style=\"padding: 8px; border: 1px solid #ddd;\">\u5bb6\u306e\u5408\u9375<\/td>\n<td style=\"padding: 8px; border: 1px solid #ddd;\">\u5357\u4eac\u9320\u3068\u5c02\u7528\u306e\u9375<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u6697\u53f7\u65b9\u5f0f\uff1a\u4e21\u8005\u306e\u9577\u6240\u3092\u7d44\u307f\u5408\u308f\u305b\u308b<\/h3>\n<p>\u5b9f\u969b\u306e\u901a\u4fe1\u3067\u306f\u3001\u3053\u308c\u30892\u3064\u306e\u65b9\u5f0f\u306e\u9577\u6240\u3092\u7d44\u307f\u5408\u308f\u305b\u305f<strong>\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u6697\u53f7\u65b9\u5f0f<\/strong>\u304c\u5e83\u304f\u4f7f\u308f\u308c\u3066\u3044\u307e\u3059\u3002\u5177\u4f53\u7684\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u624b\u9806\u3067\u901a\u4fe1\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n<ol>\n<li><strong>\u30c7\u30fc\u30bf\u306e\u6697\u53f7\u5316<\/strong>: \u307e\u305a\u3001\u3084\u308a\u53d6\u308a\u3057\u305f\u3044\u30c7\u30fc\u30bf\u305d\u306e\u3082\u306e\u306f\u3001\u51e6\u7406\u304c\u9ad8\u901f\u306a<strong>\u5171\u901a\u9375\u6697\u53f7\u65b9\u5f0f<\/strong>\u3067\u6697\u53f7\u5316\u3057\u307e\u3059\u3002\u3053\u306e\u3068\u304d\u306b\u4f7f\u3046\u5171\u901a\u9375\u3092\u300c\u30bb\u30c3\u30b7\u30e7\u30f3\u9375\u300d\u3068\u547c\u3073\u307e\u3059\u3002<\/li>\n<li><strong>\u9375\u306e\u6697\u53f7\u5316<\/strong>: \u6b21\u306b\u3001\u305d\u306e\u30bb\u30c3\u30b7\u30e7\u30f3\u9375\u3092\u3001\u5b89\u5168\u306b\u4ea4\u63db\u3067\u304d\u308b<strong>\u516c\u958b\u9375\u6697\u53f7\u65b9\u5f0f<\/strong>\u3092\u4f7f\u3063\u3066\u6697\u53f7\u5316\u3057\u3001\u76f8\u624b\u306b\u9001\u308a\u307e\u3059\u3002<\/li>\n<li><strong>\u901a\u4fe1\u958b\u59cb<\/strong>: \u30bb\u30c3\u30b7\u30e7\u30f3\u9375\u3092\u53d7\u3051\u53d6\u3063\u305f\u76f8\u624b\u306f\u3001\u81ea\u8eab\u306e\u79d8\u5bc6\u9375\u3067\u305d\u308c\u3092\u5fa9\u53f7\u3057\u307e\u3059\u3002\u3053\u308c\u3067\u3001\u5b89\u5168\u306b\u30bb\u30c3\u30b7\u30e7\u30f3\u9375\u3092\u5171\u6709\u3067\u304d\u307e\u3057\u305f\u3002\u4ee5\u964d\u306f\u3001\u3053\u306e\u30bb\u30c3\u30b7\u30e7\u30f3\u9375\u3092\u4f7f\u3063\u3066\u9ad8\u901f\u306a\u901a\u4fe1\u3092\u884c\u3044\u307e\u3059\u3002<\/li>\n<\/ol>\n<p>[\u56f3\u89e3\uff1a\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u6697\u53f7\u65b9\u5f0f\u306e\u901a\u4fe1\u30d5\u30ed\u30fc]<\/p>\n<p>\u3053\u306e\u4ed5\u7d44\u307f\u306f\u3001Web\u30b5\u30a4\u30c8\u306e\u95b2\u89a7\u3067\u4f7f\u308f\u308c\u308b<strong>SSL\/TLS\u901a\u4fe1<\/strong>\u3067\u3082\u5229\u7528\u3055\u308c\u3066\u3044\u308b\u3001\u975e\u5e38\u306b\u91cd\u8981\u306a\u6280\u8853\u3067\u3059\u3002<\/p>\n<h2>\u3010\u6539\u3056\u3093\u30fb\u306a\u308a\u3059\u307e\u3057\u5bfe\u7b56\u3011\u30cf\u30c3\u30b7\u30e5\u95a2\u6570\u30fb\u96fb\u5b50\u7f72\u540d\u306e\u4ed5\u7d44\u307f\u3068\u5426\u8a8d\u9632\u6b62\u306e\u91cd\u8981\u6027<\/h2>\n<p>\u6697\u53f7\u5316\u306b\u3088\u3063\u3066\u901a\u4fe1\u306e\u300c\u76d7\u8074\u300d\u3092\u9632\u3050\u3053\u3068\u306f\u3067\u304d\u307e\u3059\u304c\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u8105\u5a01\u306f\u305d\u308c\u3060\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u300c\u30c7\u30fc\u30bf\u304c\u9014\u4e2d\u3067\u66f8\u304d\u63db\u3048\u3089\u308c\u308b<strong>\u6539\u3056\u3093<\/strong>\u300d\u3084\u3001\u300c\u9001\u4fe1\u8005\u306b\u306a\u308a\u3059\u307e\u3059<strong>\u306a\u308a\u3059\u307e\u3057<\/strong>\u300d\u3092\u9632\u3050\u4ed5\u7d44\u307f\u3082\u4e0d\u53ef\u6b20\u3067\u3059\u3002\u3053\u3053\u3067\u306f\u3001\u305d\u306e\u4e2d\u6838\u6280\u8853\u3067\u3042\u308b\u30cf\u30c3\u30b7\u30e5\u95a2\u6570\u3068\u96fb\u5b50\u7f72\u540d\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n<h3>\u30cf\u30c3\u30b7\u30e5\u95a2\u6570\uff1a\u30c7\u30fc\u30bf\u304b\u3089\u56fa\u6709\u306e\u300c\u6307\u7d0b\u300d\u3092\u751f\u6210\u3059\u308b\u6280\u8853<\/h3>\n<p>\u30cf\u30c3\u30b7\u30e5\u95a2\u6570\u306f\u3001\u4efb\u610f\u306e\u9577\u3055\u306e\u30c7\u30fc\u30bf\uff08\u30e1\u30c3\u30bb\u30fc\u30b8\uff09\u304b\u3089\u3001<strong>\u898f\u5247\u6027\u306e\u306a\u3044\u56fa\u5b9a\u9577\u306e\u30c7\u30fc\u30bf\uff08\u30cf\u30c3\u30b7\u30e5\u5024\uff09<\/strong>\u3092\u751f\u6210\u3059\u308b\u95a2\u6570\u3067\u3059\u3002\u751f\u6210\u3055\u308c\u305f\u30cf\u30c3\u30b7\u30e5\u5024\u306f\u3001\u5143\u306e\u30c7\u30fc\u30bf\u306e\u300c\u6307\u7d0b\u300d\u306e\u3088\u3046\u306a\u3082\u306e\u3060\u3068\u8003\u3048\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<ul>\n<li><strong>\u6307\u7d0b\u306e\u3088\u3046\u306b\u3001\u4e00\u4eba\u3072\u3068\u308a\u9055\u3046<\/strong>: \u5143\u306e\u30c7\u30fc\u30bf\u304c1\u30d3\u30c3\u30c8\u3067\u3082\u7570\u306a\u308c\u3070\u3001\u751f\u6210\u3055\u308c\u308b\u30cf\u30c3\u30b7\u30e5\u5024\u306f\u307e\u3063\u305f\u304f\u306e\u5225\u7269\u306b\u306a\u308a\u307e\u3059\u3002<\/li>\n<li><strong>\u6307\u7d0b\u304b\u3089\u3001\u5143\u306e\u4eba\u7269\u3092\u7279\u5b9a\u3067\u304d\u306a\u3044<\/strong>: \u30cf\u30c3\u30b7\u30e5\u5024\u304b\u3089\u5143\u306e\u30c7\u30fc\u30bf\u3092\u5fa9\u5143\u3059\u308b\u3053\u3068\u306f\u3001\u8a08\u7b97\u4e0a\u307b\u307c\u4e0d\u53ef\u80fd\u3067\u3059\u3002\u3053\u308c\u3092<strong>\u4e00\u65b9\u5411\u6027<\/strong>\u3068\u547c\u3073\u307e\u3059\u3002<\/li>\n<li><strong>\u540c\u3058\u6307\u7d0b\u3092\u6301\u3064\u5225\u4eba\u304c\u3044\u306a\u3044<\/strong>: \u7570\u306a\u308b\u30c7\u30fc\u30bf\u304b\u3089\u540c\u3058\u30cf\u30c3\u30b7\u30e5\u5024\u304c\u5076\u7136\u751f\u6210\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3001\u5929\u6587\u5b66\u7684\u306b\u4f4e\u3044\u6027\u8cea\u3092\u6301\u3061\u307e\u3059\u3002\u3053\u308c\u3092<strong>\u885d\u7a81\u8010\u6027<\/strong>\u3068\u547c\u3073\u307e\u3059\u3002<\/li>\n<\/ul>\n<p>\u3053\u306e\u6027\u8cea\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u30c7\u30fc\u30bf\u306e<strong>\u5b8c\u5168\u6027\uff08\u6539\u3056\u3093\u3055\u308c\u3066\u3044\u306a\u3044\u3053\u3068\uff09<\/strong>\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3059\u308b\u969b\u306b\u30b5\u30a4\u30c8\u306b\u8a18\u8f09\u3055\u308c\u3066\u3044\u308b\u30cf\u30c3\u30b7\u30e5\u5024\u3068\u3001\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u305f\u30d5\u30a1\u30a4\u30eb\u306e\u30cf\u30c3\u30b7\u30e5\u5024\u3092\u6bd4\u8f03\u3057\u3001\u4e00\u81f4\u3059\u308c\u3070\u30d5\u30a1\u30a4\u30eb\u304c\u6539\u3056\u3093\u3055\u308c\u3066\u3044\u306a\u3044\u3068\u5224\u65ad\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u4ee3\u8868\u7684\u306a\u30cf\u30c3\u30b7\u30e5\u95a2\u6570\u306b\u306f<strong>SHA-256<\/strong>\u3084<strong>SHA-3<\/strong>\u304c\u3042\u308a\u307e\u3059\u3002\u904e\u53bb\u306b\u4f7f\u308f\u308c\u3066\u3044\u305fMD5\u3084SHA-1\u306f\u8106\u5f31\u6027\u304c\u767a\u898b\u3055\u308c\u3066\u304a\u308a\u3001\u73fe\u5728\u306f\u5229\u7528\u304c\u63a8\u5968\u3055\u308c\u307e\u305b\u3093\u3002<\/p>\n<h3>\u30e1\u30c3\u30bb\u30fc\u30b8\u8a8d\u8a3c\u30b3\u30fc\u30c9\uff08MAC\uff09\uff1a\u9001\u4fe1\u8005\u306e\u6b63\u3057\u3055\u3092\u52a0\u3048\u308b<\/h3>\n<p>\u30cf\u30c3\u30b7\u30e5\u5024\u3060\u3051\u3067\u306f\u3001\u300c\u60aa\u610f\u306e\u3042\u308b\u7b2c\u4e09\u8005\u304c\u30c7\u30fc\u30bf\u3068\u30cf\u30c3\u30b7\u30e5\u5024\u306e\u4e21\u65b9\u3092\u66f8\u304d\u63db\u3048\u308b\u300d\u3068\u3044\u3046\u653b\u6483\u3092\u9632\u3052\u307e\u305b\u3093\u3002\u305d\u3053\u3067\u767b\u5834\u3059\u308b\u306e\u304c<strong>\u30e1\u30c3\u30bb\u30fc\u30b8\u8a8d\u8a3c\u30b3\u30fc\u30c9\uff08MAC: Message Authentication Code\uff09<\/strong>\u3067\u3059\u3002<\/p>\n<p>MAC\u306f\u3001\u30e1\u30c3\u30bb\u30fc\u30b8\u306b\u52a0\u3048\u3066<strong>\u9001\u4fe1\u8005\u3068\u53d7\u4fe1\u8005\u3060\u3051\u304c\u77e5\u308b\u300c\u5171\u901a\u9375\u300d<\/strong>\u3092\u6df7\u305c\u3066\u30cf\u30c3\u30b7\u30e5\u5024\u3092\u8a08\u7b97\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u9375\u3092\u77e5\u3089\u306a\u3044\u7b2c\u4e09\u8005\u306f\u6b63\u3057\u3044MAC\u5024\u3092\u751f\u6210\u3067\u304d\u306a\u3044\u305f\u3081\u3001<strong>\u6539\u00e1z\u3093\u691c\u77e5<\/strong>\u306b\u52a0\u3048\u3066<strong>\u9001\u4fe1\u8005\u8a8d\u8a3c<\/strong>\u3082\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<h3>\u96fb\u5b50\u7f72\u540d\uff1a\u300c\u5b9f\u5370\u300d\u3068\u300c\u5370\u9451\u8a3c\u660e\u300d\u306e\u5f79\u5272\u3092\u30c7\u30b8\u30bf\u30eb\u3067\u5b9f\u73fe<\/h3>\n<p>MAC\u306f\u9001\u4fe1\u8005\u3068\u53d7\u4fe1\u8005\u306e\u9593\u3067\u306e\u3084\u308a\u53d6\u308a\u306b\u306f\u6709\u52b9\u3067\u3059\u304c\u3001\u300c\u7b2c\u4e09\u8005\u306b\u5bfe\u3057\u3066\u9001\u4fe1\u8005\u304c\u672c\u4eba\u3067\u3042\u308b\u3053\u3068\u3092\u8a3c\u660e\u3059\u308b\u300d\u3053\u3068\u3084\u3001\u300c\u9001\u4fe1\u8005\u304c\u5f8c\u306b\u306a\u3063\u3066\u300e\u305d\u3093\u306a\u30c7\u30fc\u30bf\u306f\u9001\u3063\u3066\u3044\u306a\u3044\u300f\u3068\u4e3b\u5f35\u3059\u308b\u3053\u3068\uff08<strong>\u5426\u8a8d<\/strong>\uff09\u3092\u9632\u3050\u300d\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n<p>\u3053\u306e\u554f\u984c\u3092\u89e3\u6c7a\u3059\u308b\u306e\u304c<strong>\u96fb\u5b50\u7f72\u540d<\/strong>\u3067\u3059\u3002\u96fb\u5b50\u7f72\u540d\u306f\u3001\u516c\u958b\u9375\u6697\u53f7\u65b9\u5f0f\u3092\u5fdc\u7528\u3057\u3066\u3001\u73fe\u5b9f\u4e16\u754c\u306e\u300c\u5b9f\u5370\u300d\u3068\u300c\u5370\u9451\u8a3c\u660e\u300d\u306e\u3088\u3046\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u3002<\/p>\n<p>\u96fb\u5b50\u7f72\u540d\u306e\u4ed5\u7d44\u307f\u306f\u3001\u6697\u53f7\u5316\u3068\u306f\u9006\u306b\u3001<strong>\u79d8\u5bc6\u9375\u3067\u7f72\u540d\uff08\u6697\u53f7\u5316\uff09<\/strong>\u3057\u3001<strong>\u516c\u958b\u9375\u3067\u691c\u8a3c\uff08\u5fa9\u53f7\uff09<\/strong>\u3059\u308b\u306e\u304c\u30dd\u30a4\u30f3\u30c8\u3067\u3059\u3002<\/p>\n<ul>\n<li><strong>\u7f72\u540d\u8005\uff08\u9001\u4fe1\u8005\uff09\u306e\u4f5c\u696d<\/strong>\n<ol>\n<li>\u9001\u308a\u305f\u3044\u30e1\u30c3\u30bb\u30fc\u30b8\u5168\u4f53\u306e\u30cf\u30c3\u30b7\u30e5\u5024\u3092\u3068\u308b\u3002<\/li>\n<li>\u305d\u306e\u30cf\u30c3\u30b7\u30e5\u5024\u3092\u3001\u81ea\u8eab\u306e<strong>\u79d8\u5bc6\u9375<\/strong>\u3067\u6697\u53f7\u5316\u3059\u308b\u3002\u3053\u308c\u304c\u300c\u96fb\u5b50\u7f72\u540d\u300d\u3002<\/li>\n<li>\u5143\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u3068\u3001\u6697\u53f7\u5316\u3057\u305f\u96fb\u5b50\u7f72\u540d\u3092\u30bb\u30c3\u30c8\u3067\u76f8\u624b\u306b\u9001\u308b\u3002<\/li>\n<\/ol>\n<\/li>\n<li><strong>\u691c\u8a3c\u8005\uff08\u53d7\u4fe1\u8005\uff09\u306e\u4f5c\u696d<\/strong>\n<ol>\n<li>\u53d7\u4fe1\u3057\u305f\u30e1\u30c3\u30bb\u30fc\u30b8\u304b\u3089\u3001\u7f72\u540d\u8005\u3068\u540c\u3058\u30cf\u30c3\u30b7\u30e5\u95a2\u6570\u3092\u4f7f\u3063\u3066\u30cf\u30c3\u30b7\u30e5\u5024\u3092\u8a08\u7b97\u3059\u308b\uff08\u2460\uff09\u3002<\/li>\n<li>\u30bb\u30c3\u30c8\u3067\u9001\u3089\u308c\u3066\u304d\u305f\u96fb\u5b50\u7f72\u540d\u3092\u3001\u7f72\u540d\u8005\u306e<strong>\u516c\u958b\u9375<\/strong>\u3092\u4f7f\u3063\u3066\u5fa9\u53f7\u3059\u308b\u3002\u3059\u308b\u3068\u3001\u5143\u306e\u30cf\u30c3\u30b7\u30e5\u5024\u306b\u623b\u308b\u306f\u305a\uff08\u2461\uff09\u3002<\/li>\n<li>\u2460\u3068\u2461\u306e\u7d50\u679c\u304c\u30d4\u30c3\u30bf\u30ea\u4e00\u81f4\u3059\u308c\u3070\u3001\u300c\u7f72\u540d\u8005\u306e\u79d8\u5bc6\u9375\u3067\u306e\u307f\u4f5c\u6210\u53ef\u80fd\u300d\u304b\u3064\u300c\u30c7\u30fc\u30bf\u306f\u6539\u3056\u3093\u3055\u308c\u3066\u3044\u306a\u3044\u300d\u3053\u3068\u304c\u8a3c\u660e\u3067\u304d\u308b\u3002<\/li>\n<\/ol>\n<\/li>\n<\/ul>\n<p>[\u56f3\u89e3\uff1a\u96fb\u5b50\u7f72\u540d\u306e\u4ed5\u7d44\u307f\uff08\u7f72\u540d\u30d7\u30ed\u30bb\u30b9\u3068\u691c\u8a3c\u30d7\u30ed\u30bb\u30b9\uff09]<\/p>\n<p>\u3053\u306e\u3088\u3046\u306b\u3001\u96fb\u5b50\u7f72\u540d\u306f<strong>\u300c\u5b8c\u5168\u6027\u300d\u300c\u9001\u4fe1\u8005\u8a8d\u8a3c\u300d<\/strong>\u306b\u52a0\u3048\u3066\u3001\u7b2c\u4e09\u8005\u306b\u5bfe\u3057\u3066\u3082\u8a3c\u660e\u53ef\u80fd\u3067\u3042\u308b\u3053\u3068\u304b\u3089<strong>\u300c\u5426\u8a8d\u9632\u6b62\u300d<\/strong>\u3068\u3044\u3046\u975e\u5e38\u306b\u91cd\u8981\u306a\u5f79\u5272\u3092\u62c5\u3063\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306f\u96fb\u5b50\u5951\u7d04\u30b5\u30fc\u30d3\u30b9\u306a\u3069\u3067\u4e2d\u6838\u3092\u306a\u3059\u6280\u8853\u3067\u3059\u3002<\/p>\n<h2>\u516c\u958b\u9375\u306e\u4fe1\u983c\u6027\u3092\u4fdd\u8a3c\u3059\u308bPKI\u3068\u306f\uff1f\u8a8d\u8a3c\u5c40\u304b\u3089\u8a3c\u660e\u66f8\u5931\u52b9\u307e\u3067\u5fb9\u5e95\u89e3\u8aac<\/h2>\n<p>\u524d\u306e\u7ae0\u3067\u3001\u96fb\u5b50\u7f72\u540d\u306f\u300c\u516c\u958b\u9375\u300d\u3092\u4f7f\u3063\u3066\u691c\u8a3c\u3059\u308b\u3068\u5b66\u3073\u307e\u3057\u305f\u3002\u3057\u304b\u3057\u3001\u3053\u3053\u3067\u4e00\u3064\u5927\u304d\u306a\u7591\u554f\u304c\u751f\u307e\u308c\u307e\u3059\u3002\u300c\u305d\u306e\u516c\u958b\u9375\u306f\u3001\u672c\u5f53\u306b\u9001\u3063\u3066\u304d\u305f\u672c\u4eba\u306e\u3082\u306e\u306a\u306e\u304b\uff1f\u300d\u3068\u3044\u3046\u70b9\u3067\u3059\u3002\u60aa\u610f\u306e\u3042\u308b\u7b2c\u4e09\u8005\u304c\u300c\u3053\u308c\u304c\u672c\u4eba\u306e\u516c\u958b\u9375\u3060\u300d\u3068\u507d\u3063\u3066\u3001\u507d\u306e\u516c\u958b\u9375\u3092\u6e21\u3057\u3066\u304f\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\uff08\u4e2d\u9593\u8005\u653b\u6483\uff09\u3002<\/p>\n<p>\u3053\u306e<strong>\u300c\u516c\u958b\u9375\u306e\u6301\u3061\u4e3b\u304c\u8ab0\u3067\u3042\u308b\u304b\u300d\u3092\u793e\u4f1a\u7684\u306b\u4fdd\u8a3c\u3059\u308b\u305f\u3081\u306e\u4ed5\u7d44\u307f\u5168\u4f53<\/strong>\u304c\u3001<strong>PKI\uff08Public Key Infrastructure\uff1a\u516c\u958b\u9375\u57fa\u76e4\uff09<\/strong>\u3067\u3059\u3002<\/p>\n<h3>PKI\u306e\u767b\u5834\u4eba\u7269\uff1a\u300c\u5f79\u6240\u300d\u3068\u300c\u5370\u9451\u8a3c\u660e\u300d\u306b\u4f8b\u3048\u3066\u7406\u89e3\u3059\u308b<\/h3>\n<p>PKI\u3092\u7406\u89e3\u3059\u308b\u30b3\u30c4\u306f\u3001\u767b\u5834\u4eba\u7269\u3068\u305d\u306e\u5f79\u5272\u3092\u899a\u3048\u308b\u3053\u3068\u3067\u3059\u3002\u3053\u308c\u306f\u3001\u73fe\u5b9f\u4e16\u754c\u306e\u300c\u5370\u9451\u8a3c\u660e\u300d\u306e\u4ed5\u7d44\u307f\u306b\u975e\u5e38\u306b\u3088\u304f\u4f3c\u3066\u3044\u307e\u3059\u3002<\/p>\n<ul>\n<li><strong>\u8a8d\u8a3c\u5c40\uff08CA: Certification Authority\uff09<\/strong>\n<p><strong>\u5f79\u5272<\/strong>: \u516c\u958b\u9375\u306e\u6301\u3061\u4e3b\u304c\u672c\u4eba\u3067\u3042\u308b\u3053\u3068\u3092\u5be9\u67fb\u3057\u3001\u304a\u58a8\u4ed8\u304d\u3092\u4e0e\u3048\u308b\u4fe1\u983c\u3055\u308c\u305f\u7b2c\u4e09\u8005\u6a5f\u95a2\u3067\u3059\u3002<br \/>\n        <strong>\u4f8b\u3048\u308b\u306a\u3089<\/strong>: \u7533\u8acb\u3092\u53d7\u3051\u3066\u5370\u9451\u8a3c\u660e\u66f8\u3092\u767a\u884c\u3059\u308b<strong>\u300c\u5f79\u6240\u300d<\/strong>\u3002<\/p>\n<\/li>\n<li><strong>\u30c7\u30b8\u30bf\u30eb\u8a3c\u660e\u66f8\uff08\u516c\u958b\u9375\u8a3c\u660e\u66f8\uff09<\/strong>\n<p><strong>\u5f79\u5272<\/strong>: \u8a8d\u8a3c\u5c40\u304c\u300c\u3053\u306e\u516c\u958b\u9375\u306f\u3001\u78ba\u304b\u306b\u3053\u306e\u6301\u3061\u4e3b\u306e\u3082\u306e\u3067\u3059\u300d\u3068\u4fdd\u8a3c\u3057\u305f\u96fb\u5b50\u7684\u306a\u8a3c\u660e\u66f8\u3002\u4e2d\u306b\u306f\u3001\u516c\u958b\u9375\u3001\u6301\u3061\u4e3b\u306e\u60c5\u5831\u3001\u6709\u52b9\u671f\u9593\u306a\u3069\u304c\u542b\u307e\u308c\u3001\u6700\u5f8c\u306b\u8a8d\u8a3c\u5c40\u304c\u96fb\u5b50\u7f72\u540d\u3092\u884c\u3063\u3066\u3044\u307e\u3059\u3002<br \/>\n        <strong>\u4f8b\u3048\u308b\u306a\u3089<\/strong>: \u5f79\u6240\u304c\u767a\u884c\u3059\u308b<strong>\u300c\u5370\u9451\u767b\u9332\u8a3c\u660e\u66f8\u300d<\/strong>\u305d\u306e\u3082\u306e\u3002<\/p>\n<\/li>\n<li><strong>\u5229\u7528\u8005\uff08\u30b5\u30d6\u30b8\u30a7\u30af\u30c8\uff09\u3068\u691c\u8a3c\u8005<\/strong>\n<p><strong>\u5f79\u5272<\/strong>: \u8a3c\u660e\u66f8\u3092\u767a\u884c\u3057\u3066\u3082\u3089\u3046\u4eba\u3084\u7d44\u7e54\u3092\u300c\u5229\u7528\u8005\u300d\u3001\u305d\u306e\u8a3c\u660e\u66f8\u304c\u672c\u7269\u304b\u78ba\u8a8d\u3059\u308b\u5074\u3092\u300c\u691c\u8a3c\u8005\u300d\u3068\u547c\u3073\u307e\u3059\u3002<br \/>\n        <strong>\u4f8b\u3048\u308b\u306a\u3089<\/strong>: \u5370\u9451\u767b\u9332\u3092\u7533\u8acb\u3059\u308b<strong>\u300c\u5e02\u6c11\u300d<\/strong>\u3068\u3001\u5951\u7d04\u6642\u306b\u5370\u9451\u8a3c\u660e\u66f8\u3092\u78ba\u8a8d\u3059\u308b<strong>\u300c\u76f8\u624b\u65b9\u300d<\/strong>\u3002<\/p>\n<\/li>\n<li><strong>\u30ea\u30dd\u30b8\u30c8\u30ea<\/strong>\n<p><strong>\u5f79\u5272<\/strong>: \u767a\u884c\u3055\u308c\u305f\u30c7\u30b8\u30bf\u30eb\u8a3c\u660e\u66f8\u3084\u3001\u5f8c\u8ff0\u3059\u308b\u5931\u52b9\u30ea\u30b9\u30c8\u3092\u4fdd\u7ba1\u3057\u3001\u8ab0\u3082\u304c\u53c2\u7167\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u3066\u304a\u304f\u305f\u3081\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u3059\u3002<\/p>\n<\/li>\n<\/ul>\n<p>[\u56f3\u89e3\uff1aPKI\u306e\u767b\u5834\u4eba\u7269\u3068\u4fe1\u983c\u306e\u9023\u9396]<\/p>\n<p>\u3053\u306e\u4ed5\u7d44\u307f\u306b\u3088\u308a\u3001\u79c1\u305f\u3061\u306f\u76f4\u63a5\u4f1a\u3063\u305f\u3053\u3068\u306e\u306a\u3044\u76f8\u624b\u306e\u516c\u958b\u9375\u3067\u3082\u3001\u4fe1\u983c\u3067\u304d\u308b\u8a8d\u8a3c\u5c40\uff08\u5f79\u6240\uff09\u304c\u767a\u884c\u3057\u305f\u8a3c\u660e\u66f8\uff08\u5370\u9451\u8a3c\u660e\u66f8\uff09\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u3067\u3001\u305d\u306e\u6b63\u5f53\u6027\u3092\u4fe1\u3058\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u306e\u3067\u3059\u3002<\/p>\n<h3>\u306a\u305c\u8a8d\u8a3c\u5c40\u3092\u4fe1\u983c\u3067\u304d\u308b\u306e\u304b\uff1f\uff1a\u4fe1\u983c\u306e\u30c1\u30a7\u30fc\u30f3<\/h3>\n<p>\u3067\u306f\u3001\u305d\u3082\u305d\u3082\u306a\u305c\u79c1\u305f\u3061\u306f\u8a8d\u8a3c\u5c40\uff08CA\uff09\u3092\u4fe1\u983c\u3067\u304d\u308b\u306e\u3067\u3057\u3087\u3046\u304b\u3002\u305d\u308c\u306f\u3001\u79c1\u305f\u3061\u304c\u4f7f\u3046PC\u306eOS\u3084\u30d6\u30e9\u30a6\u30b6\u306b\u306f\u3001<strong>\u300c\u30eb\u30fc\u30c8\u8a8d\u8a3c\u5c40\uff08\u30eb\u30fc\u30c8CA\uff09\u300d<\/strong>\u3068\u547c\u3070\u308c\u308b\u3001\u4e16\u754c\u7684\u306b\u4fe1\u983c\u3055\u308c\u305f\u6700\u4e0a\u4f4d\u306e\u8a8d\u8a3c\u5c40\u306e\u8a3c\u660e\u66f8\u304c\u4e88\u3081\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u3066\u3044\u308b\u304b\u3089\u3067\u3059\u3002<\/p>\n<p>\u3053\u306e\u30eb\u30fc\u30c8CA\u3092\u4fe1\u983c\u306e\u8d77\u70b9\uff08\u30c8\u30e9\u30b9\u30c8\u30a2\u30f3\u30ab\u30fc\uff09\u3068\u3057\u3066\u3001\u30eb\u30fc\u30c8CA\u304c\u4e0b\u4f4d\u306e\u8a8d\u8a3c\u5c40\u3092\u8a3c\u660e\u3057\u3001\u305d\u306e\u4e0b\u4f4d\u8a8d\u8a3c\u5c40\u304c\u3055\u3089\u306b\u5225\u306e\u8a8d\u8a3c\u5c40\u3084\u5229\u7528\u8005\u306e\u8a3c\u660e\u66f8\u3092\u767a\u884c\u3059\u308b\u2026\u3068\u3044\u3046\u5f62\u3067\u3001\u4fe1\u983c\u304c\u9396\uff08\u30c1\u30a7\u30fc\u30f3\uff09\u306e\u3088\u3046\u306b\u3064\u306a\u304c\u3063\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3092<strong>\u4fe1\u983c\u306e\u30c1\u30a7\u30fc\u30f3\uff08\u307e\u305f\u306f\u8a3c\u660e\u306e\u30d1\u30b9\uff09<\/strong>\u3068\u547c\u3073\u307e\u3059\u3002<\/p>\n<h3>\u8a3c\u660e\u66f8\u306e\u6709\u52b9\u671f\u9650\u3068\u300c\u5931\u52b9\u300d\u306e\u4ed5\u7d44\u307f<\/h3>\n<p>\u30c7\u30b8\u30bf\u30eb\u8a3c\u660e\u66f8\u306b\u306f\u6709\u52b9\u671f\u9593\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u79d8\u5bc6\u9375\u304c\u6f0f\u6d29\u3057\u305f\u5834\u5408\u306a\u3069\u3001\u671f\u9593\u5185\u3067\u3042\u3063\u3066\u3082\u8a3c\u660e\u66f8\u3092\u7dca\u6025\u3067\u7121\u52b9\u5316\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u3092<strong>\u8a3c\u660e\u66f8\u306e\u5931\u52b9<\/strong>\u3068\u547c\u3073\u307e\u3059\u3002\u305d\u306e\u78ba\u8a8d\u65b9\u6cd5\u306f\u4e3b\u306b2\u3064\u3067\u3059\u3002<\/p>\n<ul>\n<li><strong>CRL\uff08Certificate Revocation List\uff1a\u8a3c\u660e\u66f8\u5931\u52b9\u30ea\u30b9\u30c8\uff09<\/strong>\n<p>\u8a8d\u8a3c\u5c40\u304c\u300c\u5931\u52b9\u3057\u305f\u8a3c\u660e\u66f8\u306e\u30b7\u30ea\u30a2\u30eb\u756a\u53f7\u30ea\u30b9\u30c8\u300d\u3092\u5b9a\u671f\u7684\u306b\u767a\u884c\u3059\u308b\u65b9\u5f0f\u3067\u3059\u3002\u691c\u8a3c\u8005\u306f\u3053\u306e\u30ea\u30b9\u30c8\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u3066\u3001\u5bfe\u8c61\u306e\u8a3c\u660e\u66f8\u304c\u8f09\u3063\u3066\u3044\u306a\u3044\u304b\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<br \/>\n        <strong>\u8ab2\u984c<\/strong>: \u767a\u884c\u304c\u5b9a\u671f\u7684\uff08\u4f8b\uff1a1\u65e51\u56de\uff09\u306a\u305f\u3081\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u6027\u306b\u6b20\u3051\u3001\u30ea\u30b9\u30c8\u304c\u5de8\u5927\u306b\u306a\u308b\u3068\u691c\u8a3c\u306e\u8ca0\u8377\u304c\u5927\u304d\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n<\/li>\n<li><strong>OCSP\uff08Online Certificate Status Protocol\uff09<\/strong>\n<p>\u8a3c\u660e\u66f8\u306e\u6709\u52b9\u6027\u3092\u3001\u691c\u8a3c\u8005\u304c\u90fd\u5ea6\u30aa\u30f3\u30e9\u30a4\u30f3\u3067\u8a8d\u8a3c\u5c40\u306b\u554f\u3044\u5408\u308f\u305b\u308b\u65b9\u5f0f\u3067\u3059\u3002<br \/>\n        <strong>\u5229\u70b9<\/strong>: \u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u3067\u72b6\u614b\u3092\u78ba\u8a8d\u3067\u304d\u3001CRL\u304c\u6301\u3064\u8ab2\u984c\u3092\u89e3\u6c7a\u3057\u307e\u3059\u3002<\/p>\n<\/li>\n<\/ul>\n<h3>\u3088\u308a\u53b3\u683c\u306aEV\u8a3c\u660e\u66f8<\/h3>\n<p>Web\u30b5\u30a4\u30c8\u3067\u4f7f\u308f\u308c\u308bSSL\/TLS\u8a3c\u660e\u66f8\u306e\u4e2d\u306b\u306f\u3001<strong>EV\u8a3c\u660e\u66f8\uff08Extended Validation Certificate\uff09<\/strong>\u3068\u3044\u3046\u7a2e\u985e\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u8a8d\u8a3c\u5c40\u304c\u4f01\u696d\u306e\u6cd5\u7684\u30fb\u7269\u7406\u7684\u306a\u5b9f\u5728\u6027\u3092\u975e\u5e38\u306b\u53b3\u683c\u306a\u57fa\u6e96\u3067\u5be9\u67fb\u3057\u305f\u4e0a\u3067\u767a\u884c\u3055\u308c\u308b\u3082\u306e\u3067\u3059\u3002\u5bfe\u5fdc\u3059\u308b\u30d6\u30e9\u30a6\u30b6\u3067\u30a2\u30af\u30bb\u30b9\u3059\u308b\u3068\u3001\u30a2\u30c9\u30ec\u30b9\u30d0\u30fc\u304c\u7dd1\u8272\u306b\u306a\u3063\u305f\u308a\u3001\u7d44\u7e54\u540d\u304c\u8868\u793a\u3055\u308c\u305f\u308a\u3059\u308b\u305f\u3081\u3001\u30d5\u30a3\u30c3\u30b7\u30f3\u30b0\u30b5\u30a4\u30c8\u3068\u306e\u898b\u5206\u3051\u304c\u3064\u304d\u3084\u3059\u304f\u3001\u30b5\u30a4\u30c8\u306e\u4fe1\u983c\u6027\u3092\u9ad8\u304f\u30a2\u30d4\u30fc\u30eb\u3067\u304d\u307e\u3059\u3002<\/p>\n<h2>\u6697\u53f7\u306e\u5f37\u5ea6\u3092\u5de6\u53f3\u3059\u308b\u300c\u9375\u7ba1\u7406\u300d\u2502\u9375\u9577\u30fb\u66f4\u65b0\u3068KMS\u306e\u91cd\u8981\u6027<\/h2>\n<p>\u3069\u3093\u306a\u306b\u9811\u4e08\u306a\u91d1\u5eab\u3092\u7528\u610f\u3057\u3066\u3082\u3001\u305d\u306e\u91d1\u5eab\u306e\u300c\u9375\u300d\u3092\u8ab0\u3067\u3082\u30a2\u30af\u30bb\u30b9\u3067\u304d\u308b\u673a\u306e\u4e0a\u306b\u7f6e\u304d\u3063\u3071\u306a\u3057\u306b\u3057\u3066\u3044\u305f\u3089\u3001\u5168\u304f\u610f\u5473\u304c\u3042\u308a\u307e\u305b\u3093\u3002\u6697\u53f7\u6280\u8853\u3082\u3053\u308c\u3068\u540c\u3058\u3067\u3001<strong>\u6697\u53f7\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306e\u5b89\u5168\u6027\u306f\u3001\u305d\u306e\u300c\u9375\u300d\u304c\u3069\u308c\u3060\u3051\u53b3\u91cd\u306b\u7ba1\u7406\u3055\u308c\u3066\u3044\u308b\u304b<\/strong>\u306b\u5927\u304d\u304f\u4f9d\u5b58\u3057\u307e\u3059\u3002\u3053\u306e\u9375\u306e\u751f\u6210\u304b\u3089\u5ec3\u68c4\u307e\u3067\u306e\u4e00\u9023\u306e\u30d7\u30ed\u30bb\u30b9\u3092<strong>\u9375\u7ba1\u7406<\/strong>\u3068\u547c\u3073\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u904b\u7528\u306e\u8981\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<h3>\u6697\u53f7\u5f37\u5ea6\u3092\u6c7a\u5b9a\u3065\u3051\u308b\u300c\u9375\u9577\u300d<\/h3>\n<p>\u9375\u7ba1\u7406\u306e\u7b2c\u4e00\u6b69\u306f\u3001\u9069\u5207\u306a\u5f37\u5ea6\u306e\u9375\u3092\u751f\u6210\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u6697\u53f7\u306e\u5f37\u3055\u3092\u6e2c\u308b\u6307\u6a19\u306e\u4e00\u3064\u306b<strong>\u9375\u9577\uff08Key Length\uff09<\/strong>\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li><strong>\u9375\u9577\u3068\u306f<\/strong>: \u9375\u3092\u69cb\u6210\u3059\u308b\u30c7\u30fc\u30bf\u306e\u30d3\u30c3\u30c8\u6570\u306e\u3053\u3068\u3067\u3059\u3002\u4f8b\u3048\u3070\u3001AES-256\u306e\u300c256\u300d\u306f\u9375\u9577\u304c256\u30d3\u30c3\u30c8\u3067\u3042\u308b\u3053\u3068\u3092\u793a\u3057\u307e\u3059\u3002<\/li>\n<li><strong>\u9577\u3044\u307b\u3069\u5b89\u5168<\/strong>: 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\u305f\u3060\u3057\u3001\u9375\u9577\u3092\u9577\u304f\u3059\u308b\u3068\u5b89\u5168\u6027\u304c\u9ad8\u307e\u308b\u4e00\u65b9\u3067\u3001\u6697\u53f7\u5316\u30fb\u5fa9\u53f7\u306b\u304b\u304b\u308b\u8a08\u7b97\u91cf\u304c\u5897\u3048\u3001\u51e6\u7406\u901f\u5ea6\u304c\u4f4e\u4e0b\u3059\u308b\u3068\u3044\u3046\u30c8\u30ec\u30fc\u30c9\u30aa\u30d5\u306e\u95a2\u4fc2\u306b\u3042\u308a\u307e\u3059\u3002<\/li>\n<\/ul>\n<p>\u30b7\u30b9\u30c6\u30e0\u3092\u8a2d\u8a08\u3059\u308b\u969b\u306f\u3001\u4fdd\u8b77\u5bfe\u8c61\u306e\u60c5\u5831\u306e\u91cd\u8981\u5ea6\u3068\u3001\u6c42\u3081\u3089\u308c\u308b\u6027\u80fd\u8981\u4ef6\u306e\u30d0\u30e9\u30f3\u30b9\u3092\u8003\u616e\u3057\u3066\u3001\u9069\u5207\u306a\u9375\u9577\u3092\u9078\u629e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h3>\u9375\u306e\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\uff1a\u751f\u6210\u304b\u3089\u5ec3\u68c4\u307e\u3067<\/h3>\n<p>\u6697\u53f7\u9375\u306f\u3001\u4e00\u5ea6\u4f5c\u3063\u3066\u7d42\u308f\u308a\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u9375\u306b\u306f\u300c\u751f\u6210\u30fb\u4fdd\u7ba1\u30fb\u914d\u5e03\u30fb\u5229\u7528\u30fb\u66f4\u65b0\u30fb\u5ec3\u68c4\u300d\u3068\u3044\u3063\u305f\u4e00\u9023\u306e<strong>\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb<\/strong>\u304c\u5b58\u5728\u3057\u3001\u305d\u308c\u305e\u308c\u306e\u6bb5\u968e\u3067\u9069\u5207\u306a\u7ba1\u7406\u304c\u6c42\u3081\u3089\u308c\u307e\u3059\u3002<\/p>\n<p>\u7279\u306b\u8a66\u9a13\u3067\u554f\u308f\u308c\u3084\u3059\u3044\u306e\u304c<strong>\u300c\u9375\u66f4\u65b0\u300d<\/strong>\u306e\u91cd\u8981\u6027\u3067\u3059\u3002\u306a\u305c\u5b9a\u671f\u7684\u306a\u9375\u306e\u66f4\u65b0\u304c\u5fc5\u8981\u306a\u306e\u3067\u3057\u3087\u3046\u304b\uff1f<\/p>\n<ol>\n<li><strong>\u6f0f\u6d29\u30ea\u30b9\u30af\u306e\u4f4e\u6e1b<\/strong>: \u540c\u3058\u9375\u3092\u9577\u671f\u9593\u4f7f\u3044\u7d9a\u3051\u308b\u3068\u3001\u305d\u308c\u3060\u3051\u653b\u6483\u8005\u306b\u72d9\u308f\u308c\u308b\u6642\u9593\u3082\u9577\u304f\u306a\u308a\u3001\u6f0f\u6d29\u306e\u30ea\u30b9\u30af\u304c\u9ad8\u307e\u308a\u307e\u3059\u3002<\/li>\n<li><strong>\u88ab\u5bb3\u306e\u5c40\u6240\u5316<\/strong>: \u4e07\u304c\u4e00\u3001\u9375\u304c\u5371\u6b86\u5316\uff08\u304d\u305f\u3044\u304b\uff1a\u5371\u967a\u306a\u72b6\u614b\u306b\u306a\u308b\u3053\u3068\uff09\u3057\u3066\u3082\u3001\u5b9a\u671f\u7684\u306b\u66f4\u65b0\u3055\u308c\u3066\u3044\u308c\u3070\u3001\u88ab\u5bb3\u306f\u53e4\u3044\u9375\u3067\u6697\u53f7\u5316\u3055\u308c\u305f\u30c7\u30fc\u30bf\u3060\u3051\u306b\u9650\u5b9a\u3055\u308c\u307e\u3059\u3002<\/li>\n<\/ol>\n<p>\u3053\u308c\u306f\u3001\u79c1\u305f\u3061\u304cWeb\u30b5\u30fc\u30d3\u30b9\u306e\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u5b9a\u671f\u7684\u306b\u5909\u66f4\u3059\u308b\u306e\u3068\u540c\u3058\u7406\u5c48\u3067\u3059\u3002\u307e\u305f\u3001\u5f79\u76ee\u3092\u7d42\u3048\u305f\u9375\u306f\u3001\u904e\u53bb\u306e\u30c7\u30fc\u30bf\u304c\u5fa9\u53f7\u3055\u308c\u306a\u3044\u3088\u3046\u3001\u5fa9\u5143\u4e0d\u53ef\u80fd\u306a\u624b\u6bb5\u3067\u78ba\u5b9f\u306b<strong>\u5ec3\u68c4<\/strong>\u3059\u308b\u3053\u3068\u3082\u91cd\u8981\u3067\u3059\u3002<\/p>\n<h3>\u52b9\u7387\u7684\u306a\u9375\u7ba1\u7406\u3092\u5b9f\u73fe\u3059\u308b\u300cKMS\u300d<\/h3>\n<p>\u6570\u767e\u3001\u6570\u5343\u3082\u306e\u6697\u53f7\u9375\u3092\u4eba\u9593\u304c\u624b\u52d5\u3067\u7ba1\u7406\u3059\u308b\u306e\u306f\u3001\u975e\u5e38\u306b\u8907\u96d1\u3067\u30d2\u30e5\u30fc\u30de\u30f3\u30a8\u30e9\u30fc\u306e\u6e29\u5e8a\u3068\u306a\u308a\u307e\u3059\u3002\u305d\u3053\u3067\u6d3b\u7528\u3055\u308c\u308b\u306e\u304c<strong>KMS\uff08Key Management System\uff09<\/strong>\u3067\u3059\u3002<\/p>\n<p>KMS\u306f\u3001<strong>\u9375\u306e\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u5168\u4f53\u3092\u4e00\u5143\u7684\u306b\u7ba1\u7406\u3059\u308b\u305f\u3081\u306e\u5c02\u7528\u30b7\u30b9\u30c6\u30e0<\/strong>\u3067\u3059\u3002<\/p>\n<ul>\n<li>\u5b89\u5168\u306a\u9375\u306e\u751f\u6210<\/li>\n<li>\u9375\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3068\u4fdd\u7ba1<\/li>\n<li>\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u306b\u57fa\u3065\u3044\u305f\u9375\u306e\u914d\u5e03<\/li>\n<li>\u30b9\u30b1\u30b8\u30e5\u30fc\u30ea\u30f3\u30b0\u3055\u308c\u305f\u9375\u306e\u66f4\u65b0\u30fb\u5ec3\u68c4<\/li>\n<li>\u9375\u306e\u5229\u7528\u72b6\u6cc1\u306b\u95a2\u3059\u308b\u76e3\u67fb\u30ed\u30b0\u306e\u8a18\u9332<\/li>\n<\/ul>\n<p>\u3053\u308c\u3089\u306e\u6a5f\u80fd\u3092KMS\u306b\u96c6\u7d04\u3059\u308b\u3053\u3068\u3067\u3001\u4eba\u70ba\u7684\u306a\u30df\u30b9\u3092\u9632\u304e\u3001\u52b9\u7387\u7684\u3067\u5b89\u5168\u306a\u9375\u7ba1\u7406\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002AWS Key Management Service (KMS) \u3084 Azure Key Vault \u3068\u3044\u3063\u305f\u30af\u30e9\u30a6\u30c9\u30b5\u30fc\u30d3\u30b9\u3067\u5e83\u304f\u5229\u7528\u3055\u308c\u3066\u304a\u308a\u3001\u73fe\u4ee3\u306e\u30b7\u30b9\u30c6\u30e0\u958b\u767a\u306b\u304a\u3044\u3066\u5fc5\u9808\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<h2>\u3010\u5348\u5f8c\u554f\u984c\u5bfe\u7b56\u3011SSL\/TLS\u30cf\u30f3\u30c9\u30b7\u30a7\u30a4\u30af\u3068VPN(IPsec)\u306e\u4ed5\u7d44\u307f<\/h2>\n<p>\u3053\u308c\u307e\u3067\u5b66\u3093\u3067\u304d\u305f\u5171\u901a\u9375\u30fb\u516c\u958b\u9375\u6697\u53f7\u3001\u30cf\u30c3\u30b7\u30e5\u95a2\u6570\u3001\u30c7\u30b8\u30bf\u30eb\u8a3c\u660e\u66f8\u3068\u3044\u3063\u305f\u6280\u8853\u8981\u7d20\u306f\u3001\u5b9f\u969b\u306b\u306f\u300c\u30d7\u30ed\u30c8\u30b3\u30eb\u300d\u3068\u3044\u3046\u5f62\u3067\u7d44\u307f\u5408\u308f\u3055\u308c\u3001\u79c1\u305f\u3061\u306e\u901a\u4fe1\u306e\u5b89\u5168\u3092\u5b88\u3063\u3066\u3044\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001\u60c5\u5831\u51e6\u7406\u5b89\u5168\u78ba\u4fdd\u652f\u63f4\u58eb\u8a66\u9a13\u306e\u5348\u5f8c\u554f\u984c\u3067\u3082\u983b\u51fa\u306e\u3001\u4ee3\u8868\u7684\u306a2\u3064\u306e\u6697\u53f7\u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n<h3>SSL\/TLS\uff1a\u30d6\u30e9\u30a6\u30b6\u3068\u30b5\u30fc\u30d0\u9593\u306e\u901a\u4fe1\u3092\u4fdd\u8b77\u3059\u308b<\/h3>\n<p><strong>SSL\/TLS<\/strong>\u306f\u3001\u4e3b\u306bWeb\u30d6\u30e9\u30a6\u30b6\u3068Web\u30b5\u30fc\u30d0\u9593\u306e\u901a\u4fe1\uff08HTTP\uff09\u3092\u6697\u53f7\u5316\u3059\u308b\u305f\u3081\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\u3067\u3059\u3002URL\u304c<code>https:\/\/<\/code>\u3067\u59cb\u307e\u308b\u30b5\u30a4\u30c8\u3067\u5229\u7528\u3055\u308c\u3066\u304a\u308a\u3001\u79c1\u305f\u3061\u306e\u30aa\u30f3\u30e9\u30a4\u30f3\u30b7\u30e7\u30c3\u30d4\u30f3\u30b0\u3084\u30cd\u30c3\u30c8\u30d0\u30f3\u30ad\u30f3\u30b0\u306e\u5b89\u5168\u6027\u3092\u652f\u3048\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u3053\u306eSSL\/TLS\u901a\u4fe1\u3092\u958b\u59cb\u3059\u308b\u524d\u306e\u300c\u304a\u7d04\u675f\u300d\u306e\u30d7\u30ed\u30bb\u30b9\u3092\u3001<strong>SSL\/TLS\u30cf\u30f3\u30c9\u30b7\u30a7\u30a4\u30af<\/strong>\u3068\u547c\u3073\u307e\u3059\u3002\u3053\u306e\u30cf\u30f3\u30c9\u30b7\u30a7\u30a4\u30af\u306e\u4e3b\u306a\u76ee\u7684\u306f\u4ee5\u4e0b\u306e3\u3064\u3067\u3059\u3002<\/p>\n<ol>\n<li><strong>\u30b5\u30fc\u30d0\u306e\u8a8d\u8a3c<\/strong>: \u901a\u4fe1\u76f8\u624b\u306e\u30b5\u30fc\u30d0\u304c\u672c\u7269\u304b\u3001\u507d\u7269\u3067\u306f\u306a\u3044\u304b\u3092<strong>\u30c7\u30b8\u30bf\u30eb\u8a3c\u660e\u66f8<\/strong>\u3092\u4f7f\u3063\u3066\u691c\u8a3c\u3057\u307e\u3059\u3002<\/li>\n<li><strong>\u6697\u53f7\u65b9\u5f0f\u306e\u5408\u610f<\/strong>: \u901a\u4fe1\u3067\u4f7f\u3046\u6697\u53f7\u5316\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3084\u30cf\u30c3\u30b7\u30e5\u95a2\u6570\u306a\u3069\u3092\u3001\u30d6\u30e9\u30a6\u30b6\u3068\u30b5\u30fc\u30d0\u306e\u9593\u3067\u300c\u4eca\u56de\u306f\u3053\u306e\u30bb\u30c3\u30c8\u3067\u3044\u3053\u3046\u300d\u3068\u5408\u610f\u3057\u307e\u3059\uff08\u6697\u53f7\u30b9\u30a4\u30fc\u30c8\u306e\u6c7a\u5b9a\uff09\u3002<\/li>\n<li><strong>\u5171\u901a\u9375\uff08\u30bb\u30c3\u30b7\u30e7\u30f3\u9375\uff09\u306e\u5171\u6709<\/strong>: \u5b9f\u969b\u306e\u901a\u4fe1\u30c7\u30fc\u30bf\u3092\u6697\u53f7\u5316\u3059\u308b\u305f\u3081\u306e<strong>\u5171\u901a\u9375<\/strong>\u3092\u3001<strong>\u516c\u958b\u9375\u6697\u53f7<\/strong>\u306e\u4ed5\u7d44\u307f\u3092\u4f7f\u3063\u3066\u5b89\u5168\u306b\u4ea4\u63db\u3057\u307e\u3059\u3002\u307e\u3055\u306b\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u6697\u53f7\u65b9\u5f0f\u306e\u5b9f\u7528\u4f8b\u3067\u3059\u3002<\/li>\n<\/ol>\n<p>\u306a\u304a\u3001\u6700\u65b0\u30d0\u30fc\u30b8\u30e7\u30f3\u306e<strong>TLS 1.3<\/strong>\u3067\u306f\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306b\u3001RSA\u9375\u4ea4\u63db\u306a\u3069\u53e4\u3044\u65b9\u5f0f\u304c\u5ec3\u6b62\u3055\u308c\u3001\u30cf\u30f3\u30c9\u30b7\u30a7\u30a4\u30af\u306e\u9ad8\u901f\u5316\u3082\u56f3\u3089\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<h3>IPsec\uff1a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5c64\u3067\u901a\u4fe1\u3092\u4e38\u3054\u3068\u5b88\u308bVPN\u306e\u4e3b\u529b\u6280\u8853<\/h3>\n<p><strong>IPsec (IP Security Architecture)<\/strong> \u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5c64\uff08IP\u5c64\uff09\u3067\u52d5\u4f5c\u3059\u308b\u6697\u53f7\u5316\u30d7\u30ed\u30c8\u30b3\u30eb\u3067\u3059\u3002Web\u901a\u4fe1\u306b\u7279\u5316\u3057\u305fSSL\/TLS\u3068\u306f\u7570\u306a\u308a\u3001IP\u30d1\u30b1\u30c3\u30c8\u305d\u306e\u3082\u306e\u3092\u6697\u53f7\u5316\u3059\u308b\u305f\u3081\u3001\u7279\u5b9a\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u4f9d\u5b58\u305b\u305a\u3001\u3059\u3079\u3066\u306eIP\u901a\u4fe1\u3092\u4fdd\u8b77\u5bfe\u8c61\u306b\u3067\u304d\u308b\u70b9\u304c\u5927\u304d\u306a\u7279\u5fb4\u3067\u3059\u3002<\/p>\n<p>\u3053\u306e\u7279\u6027\u3092\u6d3b\u304b\u3057\u305f\u6700\u3082\u4ee3\u8868\u7684\u306a\u7528\u9014\u304c\u3001<strong>VPN (Virtual Private Network)<\/strong> 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