{"id":1712,"date":"2020-09-21T17:21:02","date_gmt":"2020-09-21T08:21:02","guid":{"rendered":"http:\/\/advanceadvance.net\/?p=1712"},"modified":"2020-09-22T12:11:24","modified_gmt":"2020-09-22T03:11:24","slug":"%e6%83%85%e5%a0%b1%e3%82%bb%e3%82%ad%e3%83%a5%e3%83%aa%e3%83%86%e3%82%a3%ef%bc%88%e3%81%9d%e3%81%ae%ef%bc%94%ef%bc%89%e3%82%a4%e3%83%b3%e3%82%bf%e3%83%bc%e3%83%8d%e3%83%83%e3%83%88%e3%82%bb%e3%82%ad","status":"publish","type":"post","link":"https:\/\/advanceadvance.net\/?p=1712","title":{"rendered":"\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\uff08\u305d\u306e\uff14\uff09\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3"},"content":{"rendered":"\n<p>\u79c1\u304c\u793e\u4f1a\u4eba\u306b\u306a\u3063\u305f\u306e\u306f\u56db\u534a\u4e16\u7d00\u524d\u306e\u3053\u3068\u3060\u304c\u3001\u5f53\u6642\u306f\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306a\u3093\u3066\u8eab\u8fd1\u306b\u7121\u304b\u3063\u305f\u3057\u3001\u643a\u5e2f\u96fb\u8a71\u3082\u666e\u53ca\u3057\u3066\u3044\u306a\u304b\u3063\u305f\u3002<\/p>\n\n\n\n<p>\u3057\u304b\u3057\u73fe\u5728\u306f\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3084\u643a\u5e2f\u96fb\u8a71\u306e\u7121\u3044\u751f\u6d3b\u3084\u4ed5\u4e8b\u306f\u8003\u3048\u3089\u308c\u306a\u304f\u306a\u3063\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<p>\u9694\u4e16\u306e\u611f\u3092\u7981\u3058\u5f97\u306a\u3044\u3002<\/p>\n\n\n\n<p>\u4eca\u56de\u306f\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306b\u304a\u3051\u308b\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306b\u3064\u3044\u3066\u89b3\u3066\u307f\u305f\u3044\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u30fbTLS\/SSL<\/h4>\n\n\n\n<p>\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3067\u5404\u7a2e\u30b5\u30a4\u30c8\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u969b\u306b\u3001HTTP\u3068\u3044\u3046\u6587\u5b57\u304c\u5192\u982d\u306b\u8a18\u8ff0\u3055\u308c\u308b\u3002<\/p>\n\n\n\n<p>HTTP(Hyper Text Transfer Protocol)\u306f\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3068Web\u30b5\u30fc\u30d0\u304cHTML(Hyper Text Makeup Language)\u3067\u66f8\u304b\u308c\u305f\u6587\u66f8\u306a\u3069\u306e\u60c5\u5831\u3092\u3084\u308a\u3068\u308a\u3059\u308b\u6642\u306b\u4f7f\u308f\u308c\u308b\u901a\u4fe1\u624b\u9806(\u30d7\u30ed\u30c8\u30b3\u30eb)\u3092\u610f\u5473\u3059\u308b\u3002<\/p>\n\n\n\n<p>HTTP\u306f\u305d\u308c\u81ea\u4f53\u304c\u3001\u57fa\u672c\u8a8d\u8a3c(basic\u8a8d\u8a3c)\u3068\u3088\u3070\u308c\u308b\u8a8d\u8a3c\u6a5f\u80fd\u3092\u3082\u3063\u3066\u304a\u308a\u3001\u30e6\u30fc\u30b6ID\u3068\u30d1\u30b9\u30ef\u30fc\u30c9\u306b\u3088\u308b\u30a2\u30af\u30bb\u30b9\u5236\u9650\u3092\u8a2d\u3051\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<p>\u305f\u3060\u3057\u3001\u3053\u306e\u57fa\u672c\u8a8d\u8a3c\u3067\u306f\u3001\u30e6\u30fc\u30b6ID\u3068\u30d1\u30b9\u30ef\u30fc\u30c9\u306f\u5e73\u6587\u3067\u9001\u4fe1\u3055\u308c\u308b\u3002<\/p>\n\n\n\n<p>\u3053\u308c\u3060\u3068\u76d7\u8074\u3055\u308c\u308b\u53ef\u80fd\u6027\u3082\u3042\u308b\u305f\u3081\u3001\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u304c\u91cd\u8981\u306a\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u901a\u4fe1\u5185\u5bb9\u3092\u6697\u53f7\u5316\u3059\u308b\u306e\u304c\u671b\u307e\u3057\u3044\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u6697\u53f7\u5316\u3059\u308b\u305f\u3081\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30d7\u30ed\u30c8\u30b3\u30eb\u304c<strong>SSL(<\/strong>Secure Sockets Layer)\u3084\u305d\u306e\u5f8c\u7d99\u898f\u683c\u3067\u3042\u308b<strong>TLS<\/strong>(Transfer Layer Security)\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<p>                              \u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000<\/p>\n\n\n\n<p>\u3053\u3053\u3067<strong>\u30d7\u30ed\u30c8\u30b3\u30eb<\/strong>\u3068\u3044\u3046\u805e\u304d\u6163\u308c\u306a\u3044\u5358\u8a9e\u304c\u51fa\u3066\u304f\u308b\u306e\u3067\u89e3\u8aac\u3059\u308b\u3002<\/p>\n\n\n\n<p>\u901a\u4fe1\u3092\u884c\u3046\u305f\u3081\u306b\u306f\u69d8\u3005\u306a\u898f\u7d04(\u7d04\u675f\u4e8b)\u3092\u5b9a\u3081\u3066\u304a\u304b\u306a\u3044\u3068\u3044\u3051\u306a\u3044\u3002 <\/p>\n\n\n\n<p>\u3053\u306e\u898f\u7d04\u306e\u3053\u3068\u3092<strong>\u30d7\u30ed\u30c8\u30b3\u30eb<\/strong>\u3068\u3044\u3046\u306e\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<p>\u3057\u304b\u3057\u3001\u901a\u4fe1\u306b\u5fc5\u8981\u306a\u3059\u3079\u3066\u306e\u898f\u7d04\u3092\u4e00\u3064\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\u3067\u5b9f\u73fe\u3057\u3088\u3046\u3068\u3059\u308b\u3068\u3001\u30d7\u30ed\u30c8\u30b3\u30eb\u304c\u8907\u96d1\u306b\u306a\u3063\u305f\u308a\u3001\u8907\u6570\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\u9593\u3067\u5b9f\u73fe\u3059\u3079\u304d\u6a5f\u80fd\u304c\u91cd\u8907\u3057\u305f\u308a\u3068\u52b9\u7387\u304c\u3088\u304f\u306a\u3044\u3002<\/p>\n\n\n\n<p>\u305d\u3053\u3067\u3001\u30d7\u30ed\u30c8\u30b3\u30eb\u304c\u5b9f\u73fe\u3059\u3079\u304d\u6a5f\u80fd\u3092\u3044\u304f\u3064\u304b\u306e\u5c64(<strong>\u30ec\u30a4\u30e4<\/strong>)\u306b\u5206\u5272\u3057\u3001\u5404\u7a2e\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u4f7f\u3046\u306e\u304c\u4e00\u822c\u7684\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u30ec\u30a4\u30e4\u306b<strong>\u30c8\u30e9\u30f3\u30b9\u30dd\u30fc\u30c8\u5c64<\/strong>\u3001\u30bb\u30c3\u30b7\u30e7\u30f3\u5c64\u3001\u30d7\u30ec\u30bc\u30f3\u30c6\u3046\u30fc\u30b7\u30e7\u30f3\u5c64\u3001<strong>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5c64<\/strong>\u3068\u3044\u3046\u306e\u304c\u3042\u308b\u3002<\/p>\n\n\n\n<p>SSL\u3084TLS\u306f\u3053\u308c\u3089\u306e\u30ec\u30a4\u30e4\u306b\u304a\u3044\u3066\u3001\u6b21\u306e\u3088\u3046\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u6a5f\u80fd\u3092\u63d0\u4f9b\u3059\u308b\u3002<\/p>\n\n\n\n<p>\u30fb\u30b5\u30fc\u30d0\u53c8\u306f\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306e\u63d0\u793a\u3059\u308b\u8a3c\u660e\u66f8\u3092\u691c\u8a3c\u3057\u3001\u901a\u4fe1\u76f8\u624b(\u30b5\u30fc\u30d0\u53c8\u306f\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3042\u308b\u3044\u306f\u4e21\u65b9)\u3092\u8a8d\u8a3c\u3059\u308b\u3002<\/p>\n\n\n\n<p>\u30fb\u30bb\u30c3\u30b7\u30e7\u30f3\u9375\u65b9\u5f0f(\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u65b9\u5f0f)\u306b\u3088\u308b\u6697\u53f7\u5316\u901a\u4fe1<\/p>\n\n\n\n<p>\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>SSL\u3092\u30d0\u30fc\u30b8\u30e7\u30f3\u30a2\u30c3\u30d7\u3057\u305f\u306e\u304cTLS\u3060\u304c\u3001\u4e21\u8005\u306e\u6a5f\u80fd\u306f\u307b\u307c\u540c\u3058\u306a\u306e\u3067\u3001SSL\/TLS\u3084TLS\/SSL\u306e\u3088\u3046\u306b\u4f75\u8a18\u3055\u308c\u308b\u3053\u3068\u304c\u591a\u3044\u3002<\/p>\n\n\n\n<p>SSL\u3092\u7528\u3044\u305fHTTP\u901a\u4fe1\u306e\u3053\u3068\u3092<strong>HTTPS<\/strong>(HTTP over SSL\u307e\u305f\u306fHTTP over TLS)\u3068\u3044\u3044\u3001\u30d6\u30e9\u30a6\u30b6(\u30af\u30e9\u30a4\u30a2\u30f3\u30c8)\u3068Web\u30b5\u30fc\u30d0\u9593\u306e\u901a\u4fe1\u5185\u5bb9\u304c\u4fdd\u8b77\u3055\u308c\u308b\u3002<\/p>\n\n\n\n<p>SSL\u306fPKI\u306e\u4ed5\u7d44\u307f\u3092\u5229\u7528\u3057\u3066\u304a\u308a\u3001\u8a3c\u660e\u66f8\u306b\u306f\u30b5\u30fc\u30d0\u306e\u516c\u958b\u9375\u3084<strong>FQDN<\/strong>(Fully Qualified Domain Name : \u4e00\u90e8\u3092\u7701\u7565\u3057\u306a\u3044\u5f62\u306e\u30c9\u30e1\u30a4\u30f3\u540d)\u306a\u3069\u304c\u542b\u307e\u308c\u308b\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u305f\u3081\u3001\u8a3c\u660e\u66f8\u3092\u53d7\u3051\u53d6\u308b\u3053\u3068\u306b\u3088\u308a\u3001\u901a\u4fe1\u4e2d\u306e\u30c7\u30fc\u30bf\u3060\u3051\u3067\u306f\u306a\u304f\u3001\u30b5\u30a4\u30c8\u305d\u306e\u3082\u306e\u3082\u865a\u507d\u3067\u306a\u3044\u3053\u3068\u304c\u78ba\u8a8d\u3067\u304d\u308b\u3002<\/p>\n\n\n\n<p>                                              \u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000<\/p>\n\n\n\n<p>SSL\u306e\u901a\u4fe1\u4f8b\u3068\u3057\u3066\u6b21\u306e\u3088\u3046\u306a\u3082\u306e\u304c\u3042\u308b\u3002<\/p>\n\n\n\n<p><strong>\u516c\u958b\u9375\u306e\u5165\u624b<\/strong><\/p>\n\n\n\n<p><strong>\u5171\u901a\u9375\u306e\u751f\u6210\u60c5\u5831\u306e\u6697\u53f7\u5316\u3068\u914d\u9001<\/strong><\/p>\n\n\n\n<p><strong>\u30c7\u30fc\u30bf\u306e\u9001\u53d7\u4fe1<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"572\" src=\"https:\/\/advanceadvance.net\/wp-content\/uploads\/2020\/09\/0670754A-3039-41B5-9400-6D66114ABB7A.jpeg\" alt=\"\" class=\"wp-image-1720\" srcset=\"https:\/\/advanceadvance.net\/wp-content\/uploads\/2020\/09\/0670754A-3039-41B5-9400-6D66114ABB7A.jpeg 640w, https:\/\/advanceadvance.net\/wp-content\/uploads\/2020\/09\/0670754A-3039-41B5-9400-6D66114ABB7A-300x268.jpeg 300w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><\/figure>\n\n\n\n<p>TLS\/SSL\u306f\u73fe\u72b6\u3067\u5341\u5206\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u78ba\u4fdd\u3067\u304d\u308b\u305f\u3081\u3001\u901a\u4fe1\u5185\u5bb9\u306e\u4fdd\u8b77\u306b\u95a2\u3057\u3066\u306f\u5927\u304d\u306a\u554f\u984c\u306f\u306a\u3044\u3002<\/p>\n\n\n\n<p>\u305f\u3060\u3057\u3001\u8a3c\u660e\u66f8\u306e\u4ea4\u63db\u3084\u30bb\u30c3\u30b7\u30e7\u30f3\u9375\u306e\u751f\u6210\u306a\u3069\u306e\u51e6\u7406\u304c\u767a\u751f\u3057\u3001\u51e6\u7406\u4ef6\u6570\u306b\u3088\u3063\u3066\u306f\u30b5\u30fc\u30d0\u306b\u306f\u5927\u304d\u306a\u8ca0\u62c5\u304c\u304b\u304b\u308a\u3001\u51e6\u7406\u6027\u80fd\u306e\u4f4e\u4e0b\u306e\u5371\u967a\u6027\u304c\u3042\u308b\u3002<\/p>\n\n\n\n<p>TLS\/SSL\u3092\u5229\u7528\u3059\u308b\u30b5\u30fc\u30d0\u306b\u306f\u9ad8\u3044\u51e6\u7406\u80fd\u529b\u304c\u8981\u6c42\u3055\u308c\u308b\u3002<\/p>\n\n\n\n<p>\u3053\u308c\u304c\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u306b\u306a\u308b\u5834\u5408\u3001<strong>SSL\u30a2\u30af\u30bb\u30ec\u30fc\u30bf<\/strong>\u3068\u3088\u3070\u308c\u308bSSL\u51e6\u7406\u3092\u5c02\u9580\u306b\u884c\u3046\u88c5\u7f6e(\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2)\u3092\u5c0e\u5165\u3057\u3066\u3057\u3066\u30b5\u30fc\u30d0\u306e\u8ca0\u8377\u3092\u4e0b\u3052\u308b\u3053\u3068\u304c\u3042\u308b\u3002<\/p>\n\n\n\n<p>                                  \u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u30fbS\/MIME<\/h4>\n\n\n\n<p>\u9001\u4fe1\u5143\u304b\u3089\u5b9b\u5148\u307e\u3067\u96fb\u5b50\u30e1\u30fc\u30eb\u306e\u5185\u5bb9\u3092\u6697\u53f7\u5316\u3059\u308b\u5834\u5408\u3001\u96fb\u5b50\u30e1\u30fc\u30eb\u3092\u9001\u4fe1\u3059\u308b\u524d\u306b\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u6697\u53f7\u5316\u3059\u308b\u3053\u3068\u304c\u57fa\u672c\u306b\u306a\u308b\u3002<\/p>\n\n\n\n<p>\u3053\u308c\u3092\u884c\u3046<strong>\u96fb\u5b50\u30e1\u30fc\u30eb\u7528\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30d7\u30ed\u30c8\u30b3\u30eb<\/strong>\u3092<strong>S\/MIME<\/strong>\u3068\u3044\u3046\u3002<\/p>\n\n\n\n<p>S\/MIME(Secure MIME)\u306f\u3001PKI\u3068MIME\u306e\u4ed5\u7d44\u307f\u3092\u5229\u7528\u3057\u3066\u96fb\u5b50\u30e1\u30fc\u30eb\u306b\u6697\u53f7\u5316\u3068\u30c7\u30a3\u30b8\u30bf\u30eb\u7f72\u540d\u306e\u6a5f\u80fd\u3092\u63d0\u4f9b\u3059\u308b\u30d7\u30ed\u30c8\u30b3\u30eb\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<p>MIME\u3068\u3044\u3046\u306e\u306f\u3001\u96fb\u5b50\u30e1\u30fc\u30eb\u30b7\u30b9\u30c6\u30e0\u306b\u753b\u50cf\u3084\u97f3\u58f0\u306a\u3069\u306e\u6dfb\u4ed8\u30d5\u30a1\u30a4\u30eb\u3084\u5404\u56fd\u8a00\u8a9e(\u8907\u6570\u30d0\u30a4\u30c8\u6587\u5b57)\u3092\u6271\u3046\u3053\u3068\u3092\u53ef\u80fd\u306b\u3059\u308b\u62e1\u5f35\u898f\u683c\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<p>S\/MIME\u3067\u306f\u3001\u30bb\u30c3\u30b7\u30e7\u30f3\u9375\u65b9\u5f0f\u3067\u30e1\u30fc\u30eb\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u6697\u53f7\u5316\u3092\u884c\u3046\u3002<\/p>\n\n\n\n<p>\u6697\u53f7\u5316\u3055\u308c\u305f\u30e1\u30fc\u30eb\u30e1\u30c3\u30bb\u30fc\u30b8\u3084\u7f72\u540d\u3001\u6697\u53f7\u5316\u3055\u308c\u305f\u516c\u958b\u9375\u306a\u3069\u306f\u3001MIME\u306e\u6a5f\u80fd\u3092\u7528\u3044\u3066\u6dfb\u4ed8\u30d5\u30a1\u30a4\u30eb\u306e\u5f62\u3067\u9001\u53d7\u4fe1\u3055\u308c\u308b\u3002<\/p>\n\n\n\n<p>S\/MIME\u306f\u3001<strong>\u6697\u53f7\u5316\u3068\u30c7\u30a3\u30b8\u30bf\u30eb\u7f72\u540d<\/strong>\u304c\u53ef\u80fd\u3067\u3001<strong>PKI\u306e\u30c7\u30a3\u30b8\u30bf\u30eb\u8a3c\u660e\u66f8\u306e\u5229\u7528<\/strong>\u304c\u30dd\u30a4\u30f3\u30c8\u3060\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"346\" src=\"https:\/\/advanceadvance.net\/wp-content\/uploads\/2020\/09\/531D3907-0581-41B9-AA20-50584746A075.gif\" alt=\"\" class=\"wp-image-1722\"\/><figcaption><br><\/figcaption><\/figure>\n\n\n\n<p>                                 \u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u30fb\u8ff7\u60d1\u30e1\u30fc\u30eb\u5bfe\u7b56<\/h4>\n\n\n\n<p>\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306e\u666e\u53ca\u3068\u3068\u3082\u306b\u3001\u4e0d\u7279\u5b9a\u591a\u6570\u306e\u30e6\u30fc\u30b6\u306b\u5bfe\u3057\u3001\u5e83\u544a\u3084\u52e7\u8a98\u306a\u3069\u7121\u5dee\u5225\u306b\u9001\u4fe1\u3059\u308b<strong>\u8ff7\u60d1\u30e1\u30fc\u30eb<\/strong>\u3084<strong>\u30b9\u30d1\u30e0\u30e1\u30fc\u30eb<\/strong>\u304c\u554f\u984c\u306b\u306a\u3063\u3066\u304d\u305f\u3002<\/p>\n\n\n\n<p>\u8ff7\u60d1\u30e1\u30fc\u30eb\u306e\u9001\u4fe1\u306f\u3001\u4ed6\u793e\u306e\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u3092\u8e0f\u307f\u53f0(\u4ed6\u306e\u30b7\u30b9\u30c6\u30e0\u3078\u306e\u4fb5\u5165\u3001\u653b\u6483\u306e\u8db3\u5834\u3001\u4e2d\u7d99\u70b9)\u3068\u3057\u3066\u5229\u7528\u3059\u308b\u7b2c\u4e09\u8005\u4e2d\u7d99\u304c\u591a\u304f\u3001\u4f01\u696d\u306e\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u306b\u5bfe\u7b56\u304c\u5fc5\u8981\u3068\u306a\u308b\u3002<\/p>\n\n\n\n<p>\u8ff7\u60d1\u30e1\u30fc\u30eb\u306f\u3001\u30e1\u30fc\u30eb\u306e\u9001\u4fe1\u306b\u7528\u3044\u3089\u308c\u308b\u30d7\u30ed\u30c8\u30b3\u30ebSMTP\u306b\u8a8d\u8a3c\u6a5f\u80fd\u304c\u306a\u3044\u3053\u3068\u304b\u3089\u767a\u751f\u3057\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<p>\u81ea\u793e\u306e\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u304c\u8e0f\u307f\u53f0\u306b\u5229\u7528\u3055\u308c\u308b\u3068\u3001\u793e\u4f1a\u7684\u4fe1\u7528\u3092\u5931\u3063\u305f\u308a\u3001\u81ea\u793e\u306e\u5229\u7528\u306b\u5fc5\u8981\u306a\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u306e\u6a5f\u80fd\u304c\u78ba\u4fdd\u3067\u304d\u306a\u3044\u7b49\u306e\u554f\u984c\u304c\u751f\u3058\u308b\u3002<\/p>\n\n\n\n<p>\u5bfe\u7b56\u3068\u3057\u3066\u4ee5\u4e0b\u306e\u3082\u306e\u304c\u6319\u3052\u3089\u308c\u308b\u3002<\/p>\n\n\n\n<p>\u30fb<strong>\u30ea\u30ec\u30fc\u5236\u9650<\/strong><\/p>\n\n\n\n<p>\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u306b\u96fb\u5b50\u30e1\u30fc\u30eb\u306e\u4e2d\u7d99\u6a5f\u80fd\u3092\u5236\u9650\u3059\u308b\u65b9\u5f0f\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<p>\u5916\u90e8\u304b\u3089\u767a\u4fe1\u3055\u308c\u305f\u96fb\u5b50\u30e1\u30fc\u30eb\u306f\u5916\u90e8\u306b\u8ee2\u9001\u3057\u306a\u3044\u3088\u3046\u306b\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u306b\u3088\u308a\u3001\u96fb\u5b50\u30e1\u30fc\u30eb\u306e\u4e0d\u6b63\u4e2d\u7d99\u3092\u9632\u3050\u3053\u3068\u304c\u53ef\u80fd\u306b\u306a\u308b\u3002<\/p>\n\n\n\n<p>\u30fb<strong>SMTP-AUTH<\/strong><\/p>\n\n\n\n<p>SMTP\u306b\u306f\u8a8d\u8a3c\u3068\u3044\u3046\u6982\u5ff5\u304c\u7121\u304b\u3063\u305f\u306e\u3067\u9001\u4fe1\u8005\u306e\u7279\u5b9a\u304c\u56f0\u96e3\u3060\u3063\u305f\u3002<\/p>\n\n\n\n<p>\u305d\u3053\u3067SMTP\u306b\u30e6\u30fc\u30b6\u8a8d\u8a3c\u306e\u6a5f\u80fd\u3092\u8ffd\u52a0\u3057\u305f\u62e1\u5f35\u4ed5\u69d8\u304c<strong>SMTP-AUTH<\/strong>\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<p>\u30fb<strong>\u9001\u4fe1\u5143\u30c9\u30e1\u30a4\u30f3\u8a8d\u8a3c<\/strong><\/p>\n\n\n\n<p>\u96fb\u5b50\u30e1\u30fc\u30eb\u306e\u9001\u4fe1\u8005\u306e\u30a2\u30c9\u30ec\u30b9\u304c\u306a\u308a\u3059\u307e\u3055\u308c\u3066\u304a\u3089\u305a\u3001\u4fe1\u983c\u3067\u304d\u308b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u9818\u57df(\u30c9\u30e1\u30a4\u30f3)\u304b\u3089\u9001\u4fe1\u3055\u308c\u3066\u308b\u3053\u3068\u3092\u8a3c\u660e\u3059\u308b\u3053\u3068\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<p>\u9001\u4fe1\u5143\u30c9\u30e1\u30a4\u30f3\u8a8d\u8a3c\u3092\u5b9f\u73fe\u3059\u308b\u6280\u8853\u3068\u3057\u3066\u3001\u9001\u4fe1\u5143\u30c9\u30e1\u30a4\u30f3\u306eDNS\u30b5\u30fc\u30d0\u306b\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u306eIP\u30a2\u30c9\u30ec\u30b9\u3092\u767b\u9332\u30fb\u516c\u958b\u3057\u3066\u304a\u304d\u3001\u53d7\u4fe1\u8005\u5074\u304c\u305d\u308c\u3092\u53c2\u7167\u30fb\u78ba\u8a8d\u3059\u308b<strong>SPF<\/strong>(Sender Policy Framework)\u3084\u3001\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u304c\u30e1\u30fc\u30eb\u306b\u7f72\u540d\u3059\u308b<strong>DKIM<\/strong>(DomainKeys Idetified Mail)\u306a\u3069\u304c\u3042\u308b\u3002<\/p>\n\n\n\n<p>                                   \u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u30fbWeb\u30b5\u30a4\u30c8\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56<\/h4>\n\n\n\n<p>\u96fb\u5b50\u30e1\u30fc\u30eb\u540c\u69d8\u306bWeb\u30b5\u30a4\u30c8\u306b\u3082\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u304c\u5fc5\u8981\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<p>\u30fb<strong>Web\u30b5\u30a4\u30c8\u306e\u6539\u3056\u3093<\/strong><\/p>\n\n\n\n<p>Web\u30b5\u30a4\u30c8\u306e\u904b\u55b6\u306b\u304a\u3044\u3066\u306f\u3001Web\u30da\u30fc\u30b8\u306e\u6539\u3056\u3093\u3068\u3044\u3046\u30ea\u30b9\u30af\u304c\u3064\u304d\u307e\u3068\u3046\u3002<\/p>\n\n\n\n<p>Web\u30da\u30fc\u30b8\u306e\u6539\u3056\u3093\u3059\u308b\u305f\u3081\u306b\u306f\u3001Web\u30b5\u30fc\u30d0\u306b\u4fb5\u5165\u3057\u3066\u7ba1\u7406\u8005\u6a29\u9650\u306a\u3069\u306eWeb\u30da\u30fc\u30b8\u3092\u66f8\u304d\u63db\u3048\u308b\u6a29\u9650\u3092\u5f97\u306a\u3044\u3068\u3044\u3051\u306a\u3044\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u305f\u3081\u306e\u4ee3\u8868\u7684\u306a\u624b\u6bb5\u3068\u3057\u3066\u306f\u3001\u30d1\u30b9\u30ef\u30fc\u30c9\u30af\u30e9\u30c3\u30af(\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30b7\u30b9\u30c6\u30e0\u3067\u4fdd\u5b58\u307e\u305f\u306f\u4f1d\u9054\u3055\u308c\u308b\u30c7\u30fc\u30bf\u304b\u3089\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u5272\u308a\u51fa\u3059)\u3001\u63a8\u6e2c\u3001\u76d7\u8074\u306a\u3069\u306b\u3088\u308aWeb\u30b5\u30fc\u30d0\u306b\u76f4\u63a5\u4fb5\u5165\u3059\u308b\u3001\u3068\u3044\u3046\u306e\u304c\u6319\u3052\u3089\u308c\u308b\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u305f\u3081\u306b\u306f\u3001\u5f37\u56fa\u306a\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u8a2d\u5b9a\u3057\u3066\u5b9a\u671f\u7684\u306b\u5909\u66f4\u3059\u308b\u306a\u3069\u306e\u5bfe\u7b56\u304c\u6709\u52b9\u3060\u3002<\/p>\n\n\n\n<p>\u30fb<strong>\u30d5\u30a3\u30c3\u30b7\u30f3\u30b0<\/strong><\/p>\n\n\n\n<p>\u96fb\u5b50\u30e1\u30fc\u30eb\u306a\u3069\u3092\u7528\u3044\u3066\u3001\u6b63\u898f\u306eWeb\u30b5\u30a4\u30c8\u3092\u88c5\u3063\u305f\u507d\u306eWeb\u30b5\u30a4\u30c8(\u30d5\u30a3\u30c3\u30b7\u30f3\u30b0\u30b5\u30a4\u30c8)\u306b\u8a98\u5c0e\u3057\u3066\u30af\u30ec\u30b8\u30c3\u30c8\u756a\u53f7\u3092\u7a83\u53d6\u3059\u308b\u3068\u3044\u3063\u305f\u8a50\u6b3a\u884c\u70ba\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<p>\u5de7\u5999\u306b\u6b63\u898f\u306eWeb\u30b5\u30a4\u30c8\u3092\u88c5\u3063\u3066\u306f\u3044\u308b\u304c\u3001\u30c9\u30e1\u30a4\u30f3\u540d\u304c\u9055\u3063\u3066\u305f\u308a\u3001\u30c9\u30e1\u30a4\u30f3\u540d\u3067\u306a\u304fIP\u30a2\u30c9\u30ec\u30b9\u3092\u7528\u3044\u3066\u305f\u308a\u3059\u308b\u306e\u3067\u3001URL\u306b\u6ce8\u610f\u3059\u308c\u3070\u88ab\u5bb3\u306b\u3042\u3046\u3053\u3068\u306f\u5c11\u306a\u3044\u3068\u3044\u3048\u308b\u3002<\/p>\n\n\n\n<p>\u30fb<strong>DNS\u30ad\u30e3\u30c3\u30b7\u30e5\u30dd\u30a4\u30ba\u30cb\u30f3\u30b0<\/strong><\/p>\n\n\n\n<p>\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304b\u3089\u306eDNS\u554f\u3044\u5408\u308f\u305b\u3092\u53d7\u3051\u4ed8\u3051\u3066\u3001\u30be\u30fc\u30f3\u60c5\u5831\u3092\u4fdd\u6301\u3059\u308bDNS\u30b5\u30fc\u30d0(\u30b3\u30f3\u30c6\u30f3\u30c4\u30b5\u30fc\u30d0)\u306b\u554f\u5408\u305b\u3092\u884c\u3046DNS\u30b5\u30fc\u30d0\u3092\u30ad\u30e3\u30c3\u30b7\u30e5\u30b5\u30fc\u30d0\u3068\u3044\u3046\u3002<\/p>\n\n\n\n<p>\u3053\u3053\u306b<strong>DNS<\/strong>(Domain Name System)\u3068\u306f\u3001IP\u30a2\u30c9\u30ec\u30b9\u306e\u6570\u5b57\u306e\u7f85\u5217\u3068\u3001\u30c9\u30e1\u30a4\u30f3\u540d\u3068\u3044\u3046\u6587\u5b57\u5217(\u4eba\u9593\u306b\u3068\u3063\u3066\u5206\u304b\u308a\u3084\u3059\u3044)\u306e\u76f8\u4e92\u5909\u63db\u3092\u884c\u3046\u6a5f\u80fd\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<p><strong>DNS\u30ad\u30e3\u30c3\u30b7\u30e5\u30dd\u30a4\u30ba\u30cb\u30f3\u30b0<\/strong>\u3068\u306f\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u30b5\u30fc\u30d0\u306e\u6301\u3064\u30ad\u30e3\u30c3\u30b7\u30e5\u306b\u507d\u308a\u306e\u60c5\u5831\u3092\u57cb\u3081\u8fbc\u3080\u653b\u6483\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<p>\u30ad\u30e3\u30c3\u30b7\u30e5\u30b5\u30fc\u30d0\u306f\u3001\u554f\u5408\u305b\u3092\u53d7\u3051\u305f\u30c9\u30e1\u30a4\u30f3\u540d\u304c\u30ad\u30e3\u30c3\u30b7\u30e5\u306b\u3042\u308c\u3070\u30b3\u30f3\u30c6\u30f3\u30c4\u30b5\u30fc\u30d0\u3078\u306e\u554f\u5408\u305b\u3092\u884c\u308f\u306a\u3044\u306e\u3067\u3001\u6b63\u898f\u306e\u30c9\u30e1\u30a4\u30f3\u540d\u306b\u5bfe\u3057\u3066\u4e0d\u6b63\u306a\u30b5\u30fc\u30d0\u306eIP\u30a2\u30c9\u30ec\u30b9\u3092\u56de\u7b54\u3057\u3066\u3057\u307e\u3046\u306e\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"547\" height=\"442\" src=\"https:\/\/advanceadvance.net\/wp-content\/uploads\/2020\/09\/4F1ACC7C-933B-42A4-8436-244080AE477F.png\" alt=\"\" class=\"wp-image-1726\" srcset=\"https:\/\/advanceadvance.net\/wp-content\/uploads\/2020\/09\/4F1ACC7C-933B-42A4-8436-244080AE477F.png 547w, https:\/\/advanceadvance.net\/wp-content\/uploads\/2020\/09\/4F1ACC7C-933B-42A4-8436-244080AE477F-300x242.png 300w\" sizes=\"(max-width: 547px) 100vw, 547px\" \/><\/figure>\n\n\n\n<p>\u30fb<strong>DoS\u653b\u6483<\/strong>(Denial Service)<\/p>\n\n\n\n<p>DoS\u653b\u6483\u3068\u306f\u3001\u63d0\u4f9b\u3059\u308b\u30b5\u30fc\u30d3\u30b9\u306e\u59a8\u5bb3\u3084\u505c\u6b62\u3092\u76ee\u7684\u3068\u3057\u305f\u653b\u6483\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<p>DoS\u653b\u6483\u306f\u904e\u8ca0\u8377\u3092\u304b\u3051\u308b\u3082\u306e\u3068\u30d7\u30ed\u30c8\u30b3\u30eb\u306a\u3069\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30db\u30fc\u30eb(\u8a2d\u8a08\u307e\u305f\u306f\u5b9f\u88c5\u4e0a\u306e\u30df\u30b9\u306a\u3069)\u3092\u72d9\u3063\u3066\u4e0d\u6b63\u306a\u30c7\u30fc\u30bf\u3092\u9001\u308b\u3082\u306e\u306b\u5927\u5225\u3055\u308c\u308b\u3002<\/p>\n\n\n\n<p>\u307e\u305f\u3001\u8907\u6570\u306e\u653b\u6483\u7528\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u304b\u3089\u4e00\u6589\u306bDoS\u653b\u6483\u3092\u4ed5\u639b\u3051\u308b\u653b\u6483\u3092<strong>DDoS\u653b\u6483<\/strong>\u3068\u3044\u3046\u3002<\/p>\n\n\n\n<p>                                 \u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u30fbVPN( Virtual Private Network )<\/h4>\n\n\n\n<p>VPN\u3068\u306f\u3001\u8907\u6570\u306e\u5229\u7528\u8005\u304c\u5b58\u5728\u3059\u308b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u4e0a\u3067\u3001\u6697\u53f7\u6280\u8853\u3084\u8a8d\u8a3c\u6280\u8853\u306a\u3069\u3092\u7528\u3044\u3066\u3001\u4eee\u60f3\u7684\u306a\u5c02\u7528\u30cd\u30c3\u30c8\u30ef\u30fc\u30af(Private Network)\u3092\u69cb\u7bc9\u3057\u5b89\u5168\u306b\u901a\u4fe1\u3092\u884c\u3046\u6280\u8853\u306e\u7dcf\u79f0\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<p>\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0a\u306b<strong>\u4eee\u60f3\u7684\u306a\u5c02\u7528\u7db2<\/strong>\u3092\u3053\u3046\u3061\u304f\u3059\u308b\u4ed5\u7d44\u307f\u3068\u3044\u3048\u308b\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"660\" height=\"255\" src=\"https:\/\/advanceadvance.net\/wp-content\/uploads\/2020\/09\/6CBD57A9-C53A-4521-BE61-D51A429756AB.png\" alt=\"\" class=\"wp-image-1727\" srcset=\"https:\/\/advanceadvance.net\/wp-content\/uploads\/2020\/09\/6CBD57A9-C53A-4521-BE61-D51A429756AB.png 660w, https:\/\/advanceadvance.net\/wp-content\/uploads\/2020\/09\/6CBD57A9-C53A-4521-BE61-D51A429756AB-300x116.png 300w\" sizes=\"(max-width: 660px) 100vw, 660px\" \/><\/figure>\n\n\n\n<p>VPN\u306e\u69cb\u7bc9\u5f62\u614b\u3068\u3057\u3066\u5178\u578b\u7684\u306a\u306e\u306f\u3001\u4eee\u60f3\u7684\u306a\u5c02\u7528\u901a\u4fe1\u8def\u3092\u69cb\u7bc9\u3059\u308b<strong>\u30c8\u30f3\u30cd\u30ea\u30f3\u30b0<\/strong>\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<p>\u5916\u90e8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3068\u5185\u90e8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u5883\u754c\u306bVPN\u88c5\u7f6e\u3092\u8a2d\u7f6e\u3057\u3066\u3001\u3053\u306eVPN\u88c5\u7f6e\u304c\u6697\u53f7\u5316\u3084\u8a8d\u8a3c\u3092\u884c\u3046\u3053\u3068\u306b\u3088\u308a\u3001VPN\u88c5\u7f6e\u30fc\u5916\u90e8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30fcVPN\u88c5\u7f6e\u306e\u90e8\u5206\u306b\u4eee\u60f3\u7684\u306a\u5c02\u7528\u8def\u304c\u3067\u304d\u308b\u306e\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<p>\u5916\u90e8\u304b\u3089\u96a0\u853d\u3055\u308c\u305f\u901a\u4fe1\u8def(\u30c8\u30f3\u30cd\u30eb)\u4e2d\u3092\u672c\u6765\u306e\u30c7\u30fc\u30bf\u304c\u9001\u53d7\u4fe1\u3055\u308c\u308b\u3002<\/p>\n\n\n\n<p>                                           \u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000<\/p>\n\n\n\n<p>VPN\u3092\u5b9f\u73fe\u3059\u308b\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30d7\u30ed\u30c8\u30b3\u30eb\u306b<strong>IPsec<\/strong>\u3001<strong>SSL<\/strong>\u306a\u3069\u304c\u3042\u308b\u3002<\/p>\n\n\n\n<p>\u30fb<strong>IPsec<\/strong><\/p>\n\n\n\n<p>IPsec\u3068\u306f\u3001IP\u306b\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u6a5f\u80fd\u3092\u63d0\u4f9b\u3059\u308b\u305f\u3081\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\u3067\u3042\u308a\u3001\u6b21\u306e\u3088\u3046\u306a\u8907\u6570\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\u3067\u69cb\u6210\u3055\u308c\u308b\u3002<\/p>\n\n\n\n<p><strong>\u8a8d\u8a3c\u30d8\u30c3\u30c0<\/strong>\uff08<strong>AH<\/strong>\uff1aAuthentication Header)<\/p>\n\n\n\n<p>\u2192\u30e1\u30c3\u30bb\u30fc\u30b8\u8a8d\u8a3c\u306e\u6a5f\u80fd\u3092\u5b9f\u73fe<\/p>\n\n\n\n<p><strong>\u6697\u53f7\u5316\u30da\u30a4\u30ed\u30fc\u30c9<\/strong>\uff08<strong>ESP<\/strong>\uff1aEncapsulating Security Payload)<\/p>\n\n\n\n<p>\u2192\u30e1\u30c3\u30bb\u30fc\u30b8\u8a8d\u8a3c\u3068\u6697\u53f7\u5316\u306e\u6a5f\u80fd\u3092\u5b9f\u73fe<\/p>\n\n\n\n<p><strong>IKE<\/strong>\uff08Internet Key Exchange\uff09<\/p>\n\n\n\n<p>\u2192\u81ea\u52d5\u7684\u306a\u9375\u4ea4\u63db\uff08\u9375\u306e\u81ea\u52d5\u751f\u6210\u3068\u5171\u6709\uff09\u3092\u5b9f\u73fe<\/p>\n\n\n\n<p>IPsec\u3067\u306f\u3001\u3053\u308c\u3089\u306e\u6a5f\u80fd\u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u3001\u6210\u308a\u3059\u307e\u3057\u3084\u6539\u3056\u3093\u3001\u76d7\u8074\u306a\u3069\u3092\u9632\u6b62\u3059\u308b\u3002<\/p>\n\n\n\n<p>\u8a8d\u8a3c\u30d8\u30c3\u30c0\u3068\u6697\u53f7\u5316\u30da\u30a4\u30ed\u30fc\u30c9\u306f\u3069\u3061\u3089\u3082\u30e1\u30c3\u30bb\u30fc\u30b8\u8a8d\u8a3c\u306e\u6a5f\u80fd\u3092\u3082\u3064\u304c\u3001\u30e1\u30c3\u30bb\u30fc\u30b8\u8a8d\u8a3c\u306e\u7bc4\u56f2\u304c\u7570\u306a\u308b\u305f\u3081\u3001\u4e21\u8005\u3092\u4f75\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002<\/p>\n\n\n\n<p>\u30fb<strong>SSL-VPN<\/strong><\/p>\n\n\n\n<p>SSL-VPN\u306f\u3001TLS\/SSL\u3092\u7528\u3044\u3066VPN\u3092\u69cb\u7bc9\u3059\u308b\u6280\u8853\u3067\u3042\u308a\u3001SSL-VPN\u88c5\u7f6e\uff08SSL-VPN\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\uff09\u3092\u5229\u7528\u3059\u308b\u3002<\/p>\n\n\n\n<p>SSL-VPN\u3067HTTP\u3092\u5229\u7528\u3059\u308b\u5834\u5408\uff08Web\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306a\u3069\uff09\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3068\u306a\u308b\u30d1\u30bd\u30b3\u30f3\u306e\u30d6\u30e9\u30a6\u30b6\u306fTLS\/SSL\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u305f\u3081\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u5074\u306b\u7279\u5225\u306a\u8a2d\u5b9a\u306f\u4e0d\u8981\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<p>SSL-VPN\u88c5\u7f6e\u306f\u3001HTTPS\u306e\u901a\u4fe1\u8981\u6c42\u3092\u53d7\u3051\u4ed8\u3051\u308b\u3068\u3001\u5229\u7528\u8005\u306e\u8a8d\u8a3c\u3001TLS\/SSL\u306b\u3088\u308b\u5fa9\u53f7\u51e6\u7406\u3092\u884c\u3063\u305f\u4e0a\u3067\u30ea\u30d0\u30fc\u30b9\u30d7\u30ed\u30ad\u30b7\uff08\u4ee3\u7406\u30a2\u30af\u30bb\u30b9\u30b5\u30fc\u30d0\uff09\u3068\u3057\u3066\u52d5\u4f5c\u3057\u3001URL\u3092\u66f8\u304d\u63db\u3048\u3066\u76ee\u7684\u306e\u30b5\u30fc\u30d0\u306b\u4ee3\u7406\u3067\u30a2\u30af\u30bb\u30b9\u3059\u308b\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u3088\u3046\u306a\u7279\u5fb4\u306b\u3088\u308a\u3001SSL-VPN\u306f\u30ea\u30e2\u30fc\u30c8\u30a2\u30af\u30bb\u30b9\u74b0\u5883\u306b\u9069\u3057\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<figure 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