{"id":12366235,"date":"2026-03-13T18:23:23","date_gmt":"2026-03-13T10:23:23","guid":{"rendered":"https:\/\/www.likacloud.com\/knowledge\/%e4%b8%80%e6%96%87%e8%af%bb%e6%87%82ssl%e8%af%81%e4%b9%a6%ef%bc%9a%e7%b1%bb%e5%9e%8b%e3%80%81%e5%b7%a5%e4%bd%9c%e5%8e%9f%e7%90%86%e4%b8%8e%e5%ae%89%e8%a3%85%e9%85%8d%e7%bd%ae%e5%85%a8%e6%8c%87\/"},"modified":"2026-03-13T18:38:06","modified_gmt":"2026-03-13T10:38:06","slug":"ssl-certificate-types-how-it-works-installation-configuration-guide","status":"publish","type":"knowledge_post","link":"https:\/\/www.likacloud.com\/ja\/knowledge\/ssl-certificate\/ssl-certificate-types-how-it-works-installation-configuration-guide\/","title":{"rendered":"SSL\u8a3c\u660e\u66f8\u3092\u4e00\u6587\u3067\u7406\u89e3\u3059\u308b\uff1a\u7a2e\u985e\u3001\u4ed5\u7d44\u307f\u3001\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3068\u8a2d\u5b9a\u306e\u5b8c\u5168\u30ac\u30a4\u30c9"},"content":{"rendered":"

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SSL\u8a3c\u660e\u66f8\u306e\u6838\u5fc3\u6982\u5ff5\u3068\u4e3b\u306a\u5f79\u5272<\/h2>\n\n\n\n

SSL\uff08Secure Sockets Layer\uff09\u304a\u3088\u3073\u305d\u306e\u5f8c\u7d99\u8005\u3067\u3042\u308bTLS\uff08Transport Layer Security\uff09\u30d7\u30ed\u30c8\u30b3\u30eb\u306f\u3001\u6697\u53f7\u5316\u3055\u308c\u305f\u63a5\u7d9a\u3092\u78ba\u7acb\u3059\u308b\u305f\u3081\u306e\u6a19\u6e96\u7684\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u6280\u8853\u3067\u3059\u3002SSL\u8a3c\u660e\u66f8\u306f\u3001\u3053\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u5b9f\u73fe\u3059\u308b\u305f\u3081\u306e\u30c7\u30b8\u30bf\u30eb\u30d5\u30a1\u30a4\u30eb\u3067\u3042\u308a\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u901a\u4fe1\u306b\u304a\u3051\u308b\u300c\u30c7\u30b8\u30bf\u30eb\u30d1\u30b9\u30dd\u30fc\u30c8\u300d\u3068\u3057\u3066\u6a5f\u80fd\u3057\u3001\u30b5\u30fc\u30d0\u30fc\uff08\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\uff09\u3068\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\uff08\u30d6\u30e9\u30a6\u30b6\uff09\u306e\u9593\u306b\u5b89\u5168\u3067\u6697\u53f7\u5316\u3055\u308c\u305f\u63a5\u7d9a\u3092\u78ba\u7acb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u8a8d\u8a3c\u3068\u4fe1\u983c\u306e\u69cb\u7bc9<\/h3>\n\n\n\n

SSL\u8a3c\u660e\u66f8\u306e\u4e3b\u306a\u5f79\u5272\u306f\u3001\u30b5\u30fc\u30d0\u30fc\u306e\u8eab\u5143\u3092\u691c\u8a3c\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u3053\u306e\u8a3c\u660e\u66f8\u306f\u3001\u4fe1\u983c\u3067\u304d\u308b\u7b2c\u4e09\u8005\u6a5f\u95a2\u3067\u3042\u308b\u8a3c\u660e\u66f8\u767a\u884c\u6a5f\u95a2\u306b\u3088\u3063\u3066\u767a\u884c\u3055\u308c\u3001\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e\u6240\u6709\u8005\u60c5\u5831\u3001\u30c9\u30e1\u30a4\u30f3\u540d\u3001\u8a3c\u660e\u66f8\u306e\u6709\u52b9\u671f\u9650\u3001\u304a\u3088\u3073CA\uff08\u8a3c\u660e\u66f8\u8a8d\u8a3c\u6a5f\u95a2\uff09\u306e\u30c7\u30b8\u30bf\u30eb\u7f72\u540d\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002\u30e6\u30fc\u30b6\u30fc\u304c\u6709\u52b9\u306aSSL\u8a3c\u660e\u66f8\u304c\u5c0e\u5165\u3055\u308c\u3066\u3044\u308b\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u3068\u3001\u30d6\u30e9\u30a6\u30b6\u306f\u305d\u306e\u8a3c\u660e\u66f8\u306e\u6b63\u5f53\u6027\u3092\u78ba\u8a8d\u3057\u3001\u300c\u81ea\u5206\u304c\u30a2\u30af\u30bb\u30b9\u3057\u3066\u3044\u308b\u306e\u306f\u672c\u5f53\u306b\u76ee\u7684\u306e\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3067\u3042\u308a\u3001\u30d5\u30a3\u30c3\u30b7\u30f3\u30b0\u30b5\u30a4\u30c8\u3067\u306f\u306a\u3044\u300d\u3068\u5224\u65ad\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u8a2a\u554f\u8005\u306b\u3068\u3063\u3066\u8eab\u5143\u306e\u4fe1\u983c\u6027\u304c\u4fdd\u8a3c\u3055\u308c\u3001\u96fb\u5b50\u5546\u53d6\u5f15\u3084\u30aa\u30f3\u30e9\u30a4\u30f3\u30d0\u30f3\u30ad\u30f3\u30b0\u306a\u3069\u306e\u30b5\u30fc\u30d3\u30b9\u306b\u3068\u3063\u3066\u6b20\u304b\u305b\u306a\u3044\u8981\u7d20\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n

\u63a8\u85a6\u56f3\u66f8 SSL\u8a3c\u660e\u66f8\u3068\u306f\uff1f\u305d\u306e\u4ed5\u7d44\u307f\u30fb\u7a2e\u985e\u30fb\u7528\u9014\u3092\u5fb9\u5e95\u89e3\u8aac<\/a>\u3002<\/p>\n\n\n\n\n

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SSL\u8a3c\u660e\u66f8\u306e\u3082\u3046\u4e00\u3064\u306e\u91cd\u8981\u306a\u6a5f\u80fd\u306f\u3001\u30c7\u30fc\u30bf\u306e\u6697\u53f7\u5316\u3092\u5b9f\u73fe\u3059\u308b\u3053\u3068\u3067\u3059\u3002SSL\u8a3c\u660e\u66f8\u306f\u975e\u5bfe\u79f0\u6697\u53f7\u5316\u3068\u5bfe\u79f0\u6697\u53f7\u5316\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3068\u30b5\u30fc\u30d0\u30fc\u306e\u9593\u3067\u4e00\u610f\u306e\u30bb\u30c3\u30b7\u30e7\u30f3\u9375\u3092\u751f\u6210\u3057\u307e\u3059\u3002\u305d\u306e\u5f8c\u3001\u4e21\u8005\u306e\u9593\u3067\u9001\u4fe1\u3055\u308c\u308b\u3059\u3079\u3066\u306e\u30c7\u30fc\u30bf\uff08\u30ed\u30b0\u30a4\u30f3\u60c5\u5831\u3001\u30af\u30ec\u30b8\u30c3\u30c8\u30ab\u30fc\u30c9\u756a\u53f7\u3001\u500b\u4eba\u60c5\u5831\u3001\u30c1\u30e3\u30c3\u30c8\u8a18\u9332\u306a\u3069\uff09\u306f\u3053\u306e\u30bb\u30c3\u30b7\u30e7\u30f3\u9375\u3092\u4f7f\u7528\u3057\u3066\u6697\u53f7\u5316\u3055\u308c\u307e\u3059\u3002\u30c7\u30fc\u30bf\u304c\u9001\u4fe1\u4e2d\u306b\u76d7\u307e\u308c\u305f\u3068\u3057\u3066\u3082\u3001\u653b\u6483\u8005\u304c\u5165\u624b\u3067\u304d\u308b\u306e\u306f\u89e3\u8aad\u4e0d\u80fd\u306a\u6697\u53f7\u6587\u306e\u307f\u3067\u3042\u308b\u305f\u3081\u3001\u60c5\u5831\u306e\u6a5f\u5bc6\u6027\u304c\u4fdd\u305f\u308c\u307e\u3059\u3002<\/p>\n\n

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\u30c7\u30fc\u30bf\u306e\u5b8c\u5168\u6027\u306e\u4fdd\u8a3c<\/h3>\n\n\n\n

SSL\/TLS\u30d7\u30ed\u30c8\u30b3\u30eb\u306f\u3001\u6697\u53f7\u5316\u306b\u52a0\u3048\u3066\u30e1\u30c3\u30bb\u30fc\u30b8\u8a8d\u8a3c\u30b3\u30fc\u30c9\uff08MAC: Message Authentication Code\uff09\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u306e\u5b8c\u5168\u6027\u3092\u4fdd\u8a3c\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30c7\u30fc\u30bf\u304c\u9001\u4fe1\u4e2d\u306b\u6539\u3056\u3093\u3055\u308c\u305f\u5834\u5408\u3001\u53d7\u4fe1\u5074\u306f\u3059\u3050\u306b\u305d\u308c\u306b\u6c17\u3065\u304f\u3053\u3068\u304c\u3067\u304d\u3001\u4e2d\u95f4\u4eba\u653b\u6483\u306b\u3088\u308b\u30c7\u30fc\u30bf\u306e\u60aa\u610f\u3042\u308b\u5909\u66f4\u3092\u9632\u3050\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n

SSL\u8a3c\u660e\u66f8\u306e\u4e3b\u306a\u7a2e\u985e\u3068\u9078\u629e\u65b9\u6cd5<\/h2>\n\n\n\n

\u691c\u8a3c\u30ec\u30d9\u30eb\u3068\u6a5f\u80fd\u306e\u30ab\u30d0\u30fc\u7bc4\u56f2\u306b\u57fa\u3065\u304d\u3001SSL\u8a3c\u660e\u66f8\u306f\u4e3b\u306b\u4ee5\u4e0b\u306e\u7a2e\u985e\u306b\u5206\u3051\u3089\u308c\u3001\u3055\u307e\u3056\u307e\u306a\u30d3\u30b8\u30cd\u30b9\u30b7\u30ca\u30ea\u30aa\u3084\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30cb\u30fc\u30ba\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

\u30c9\u30e1\u30a4\u30f3\u691c\u8a3c\u578b\u8a3c\u660e\u66f8<\/h3>\n\n\n\n

DV\u8a3c\u660e\u66f8\u306f\u6700\u3082\u57fa\u672c\u7684\u3067\u3001\u767a\u884c\u901f\u5ea6\u304c\u6700\u3082\u901f\u3044SSL\u8a3c\u660e\u66f8\u3067\u3059\u3002CA\uff08\u8a8d\u8a3c\u6a5f\u95a2\uff09\u306f\u7533\u8acb\u8005\u304c\u30c9\u30e1\u30a4\u30f3\u540d\u306e\u6240\u6709\u6a29\u3092\u6301\u3063\u3066\u3044\u308b\u304b\u306e\u307f\u3092\u78ba\u8a8d\u3057\u307e\u3059\uff08\u901a\u5e38\u306f\u30e1\u30fc\u30eb\u3084DNS\u89e3\u6790\u8a18\u9332\u3092\u901a\u3058\u3066\uff09\u3002\u4f01\u696d\u3084\u7d44\u7e54\u306e\u5b9f\u969b\u306e\u8eab\u5143\u306b\u3064\u3044\u3066\u306f\u78ba\u8a8d\u3057\u307e\u305b\u3093\u3002\u305d\u306e\u305f\u3081\u3001\u8a3c\u660e\u66f8\u306b\u306f\u30c9\u30e1\u30a4\u30f3\u540d\u306e\u60c5\u5831\u306e\u307f\u304c\u8a18\u8f09\u3055\u308c\u3066\u3044\u307e\u3059\u3002
\n\u3053\u306e\u7a2e\u306e\u8a3c\u660e\u66f8\u306f\u4fa1\u683c\u304c\u5b89\u4fa1\u3067\u3001\u5834\u5408\u306b\u3088\u3063\u3066\u306f\u7121\u6599\u3067\u5165\u624b\u3067\u304d\u307e\u3059\u3002\u500b\u4eba\u30d6\u30ed\u30b0\u3001\u5c0f\u898f\u6a21\u306a\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3001\u307e\u305f\u306f\u30c6\u30b9\u30c8\u74b0\u5883\u306b\u9069\u3057\u3066\u304a\u308a\u3001\u57fa\u672c\u7684\u306a\u6697\u53f7\u5316\u6a5f\u80fd\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u30e6\u30fc\u30b6\u30fc\u306b\u8a73\u7d30\u306a\u4f01\u696d\u60c5\u5831\u3092\u8868\u793a\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u306a\u3044\u305f\u3081\u3001\u6df1\u3044\u4fe1\u983c\u95a2\u4fc2\u3092\u7bc9\u304f\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n\n\n\n

Organizational Validation Certificate<\/h3>\n\n\n\n

OV\u8a3c\u660e\u66f8\u306e\u691c\u8a3c\u306f\u3088\u308a\u53b3\u683c\u3067\u3059\u3002CA\uff08\u8a8d\u8a3c\u6a5f\u95a2\uff09\u306f\u30c9\u30e1\u30a4\u30f3\u540d\u306e\u6240\u6709\u6a29\u3092\u78ba\u8a8d\u3059\u308b\u3060\u3051\u3067\u306a\u304f\u3001\u7533\u8acb\u4f01\u696d\u306e\u5b9f\u5728\u6027\u3082\u691c\u8a3c\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u306f\u4f1a\u793e\u540d\u3001\u4f4f\u6240\u3001\u96fb\u8a71\u756a\u53f7\u306a\u3069\u306e\u60c5\u5831\u304c\u542b\u307e\u308c\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u60c5\u5831\u306f\u8a3c\u660e\u66f8\u306e\u8a73\u7d30\u306b\u8a18\u8f09\u3055\u308c\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u78ba\u8a8d\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002
\nOV\u8a3c\u660e\u66f8\u306f\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e\u4fe1\u983c\u6027\u3092\u5927\u5e45\u306b\u5411\u4e0a\u3055\u305b\u308b\u3082\u306e\u3067\u3001\u4f01\u696d\u306e\u516c\u5f0f\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3001\u4e00\u822c\u7684\u306a\u96fb\u5b50\u5546\u53d6\u5f15\u30b5\u30a4\u30c8\u3001\u305d\u3057\u3066\u5408\u6cd5\u7684\u306a\u5b9f\u4f53\u3068\u3057\u3066\u306e\u8eab\u5143\u3092\u793a\u3059\u5fc5\u8981\u304c\u3042\u308b\u30aa\u30f3\u30e9\u30a4\u30f3\u30b5\u30fc\u30d3\u30b9\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n

\u63a8\u85a6\u56f3\u66f8 SSL\u8a3c\u660e\u66f8\u306e\u5fb9\u5e95\u89e3\u8aac\uff1a\u4ed5\u7d44\u307f\u304b\u3089\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u307e\u3067 \u2013 \u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3068\u4fe1\u983c\u6027\u306e\u554f\u984c\u309210\u5206\u3067\u89e3\u6c7a\u3057\u307e\u3059<\/a>\u3002<\/p>\n\n\n\n\n

\u62e1\u5f35\u691c\u8a3c\u578b\u8a3c\u660e\u66f8\uff08Extended Validation Certificate\uff09<\/h3>\n\n\n\n

EV\u8a3c\u660e\u66f8\u306f\u6700\u9ad8\u30ec\u30d9\u30eb\u306e\u8a8d\u8a3c\u3068\u4fe1\u983c\u6027\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002CA\uff08\u8a8d\u8a3c\u6a5f\u95a2\uff09\u306f\u6700\u3082\u53b3\u683c\u306a\u5be9\u67fb\u30d7\u30ed\u30bb\u30b9\u3092\u5b9f\u65bd\u3057\u3001\u4e16\u754c\u5171\u901a\u306e\u57fa\u6e96\u306b\u5f93\u3063\u3066\u4f01\u696d\u306e\u6cd5\u7684\u304a\u3088\u3073\u7269\u7406\u7684\u306a\u5b58\u5728\u3092\u5fb9\u5e95\u7684\u306b\u78ba\u8a8d\u3057\u307e\u3059\u3002EV\u8a3c\u660e\u66f8\u3092\u5c0e\u5165\u3057\u3066\u3044\u308b\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3067\u306f\u3001\u307b\u3068\u3093\u3069\u306e\u4e3b\u6d41\u30d6\u30e9\u30a6\u30b6\u306e\u30a2\u30c9\u30ec\u30b9\u30d0\u30fc\u306b\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30ed\u30c3\u30af\u306e\u30a2\u30a4\u30b3\u30f3\u3060\u3051\u3067\u306a\u304f\u3001\u4f01\u696d\u540d\u3082\u7dd1\u8272\u3067\u76f4\u63a5\u8868\u793a\u3055\u308c\u307e\u3059\u3002
\n\u3053\u306e\u7a2e\u306e\u8a3c\u660e\u66f8\u306f\u3001\u91d1\u878d\u6a5f\u95a2\u3001\u5927\u624be\u30b3\u30de\u30fc\u30b9\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3001\u653f\u5e9c\u6a5f\u95a2\u306a\u3069\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3068\u4fe1\u983c\u6027\u306b\u975e\u5e38\u306b\u9ad8\u3044\u8981\u6c42\u3092\u6301\u3064\u7d44\u7e54\u306b\u3068\u3063\u3066\u6700\u9069\u306a\u9078\u629e\u80a2\u3067\u3059\u3002\u305d\u308c\u306b\u3088\u308a\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u30d5\u30a3\u30c3\u30b7\u30f3\u30b0\u30b5\u30a4\u30c8\u3092\u8b66\u6212\u3059\u308b\u5fc3\u914d\u3092\u6700\u5927\u9650\u306b\u8efd\u6e1b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n

\u6a5f\u80fd\u5225\u306b\u5206\u985e\u3059\u308b\u3068\uff1a\u30b7\u30f3\u30b0\u30eb\u30c9\u30e1\u30a4\u30f3\u8a3c\u660e\u66f8\u3001\u30de\u30eb\u30c1\u30c9\u30e1\u30a4\u30f3\u8a3c\u660e\u66f8\u3001\u304a\u3088\u3073\u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9\u8a3c\u660e\u66f8\u3067\u3059\u3002<\/h3>\n\n\n\n

\u8a3c\u660e\u66f8\u306f\u691c\u8a3c\u30ec\u30d9\u30eb\u3060\u3051\u3067\u306a\u304f\u3001\u30ab\u30d0\u30fc\u3059\u308b\u30c9\u30e1\u30a4\u30f3\u540d\u306e\u6570\u306b\u3088\u3063\u3066\u3082\u5206\u985e\u3055\u308c\u307e\u3059\u3002\u5358\u4e00\u30c9\u30e1\u30a4\u30f3\u540d\u8a3c\u660e\u66f8\u306f\u3001\u7279\u5b9a\u306e\u30c9\u30e1\u30a4\u30f3\u540d\uff08\u4f8b\uff1awww.example.com\uff09\u306e\u307f\u3092\u4fdd\u8b77\u3057\u307e\u3059\u3002\u30de\u30eb\u30c1\u30c9\u30e1\u30a4\u30f3\u540d\u8a3c\u660e\u66f8\u306f\u30011\u679a\u306e\u8a3c\u660e\u66f8\u3067\u8907\u6570\u306e\u5b8c\u5168\u306b\u7121\u95a2\u9023\u306a\u30c9\u30e1\u30a4\u30f3\u540d\u3092\u4fdd\u8b77\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9\u8a3c\u660e\u66f8\u306f\u3001\u30e1\u30a4\u30f3\u30c9\u30e1\u30a4\u30f3\u540d\u3068\u305d\u306e\u540c\u3058\u30ec\u30d9\u30eb\u306b\u3042\u308b\u3059\u3079\u3066\u306e\u30b5\u30d6\u30c9\u30e1\u30a4\u30f3\u540d\uff08\u4f8b\uff1a*.example.com\uff09\u3092\u4fdd\u8b77\u3067\u304d\u3001\u591a\u6570\u306e\u30b5\u30d6\u30b5\u30a4\u30c8\u3092\u6301\u3064\u4f01\u696d\u306b\u975e\u5e38\u306b\u9069\u3057\u3066\u304a\u308a\u3001\u7ba1\u7406\u304c\u3088\u308a\u7c21\u5358\u3067\u52b9\u7387\u7684\u3067\u3059\u3002<\/p>\n\n\n\n

\\nSSL\/TLS\u30d7\u30ed\u30c8\u30b3\u30eb\u306e\u4ed5\u7d44\u307f\u3068\u30cf\u30f3\u30c9\u30b7\u30a7\u30a4\u30af\u306e\u30d7\u30ed\u30bb\u30b9<\/h2>\n\n\n\n

SSL\u8a3c\u660e\u66f8\u306e\u52d5\u4f5c\u30e1\u30ab\u30cb\u30ba\u30e0\u306fSSL\/TLS\u30d7\u30ed\u30c8\u30b3\u30eb\u306b\u57fa\u3065\u3044\u3066\u304a\u308a\u3001\u305d\u306e\u6838\u5fc3\u7684\u306a\u30d7\u30ed\u30bb\u30b9\u306f\u300cSSL\u30cf\u30f3\u30c9\u30b7\u30a7\u30a4\u30af\u300d\u3068\u547c\u3070\u308c\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3068\u30b5\u30fc\u30d0\u30fc\u304c\u6b63\u5f0f\u306a\u6697\u53f7\u5316\u901a\u4fe1\u3092\u958b\u59cb\u3059\u308b\u524d\u306b\u884c\u308f\u308c\u308b\u4e00\u9023\u306e\u8907\u96d1\u3067\u52b9\u7387\u7684\u306a\u30e1\u30c3\u30bb\u30fc\u30b8\u4ea4\u63db\u3067\u3059\u3002<\/p>\n\n\n

\n\n
\n UltaHost\u306eSSL\u8a3c\u660e\u66f8<\/strong>\n
DV\u3001EV\u3001OV\u8a3c\u660e\u66f8\u306f\u3001\u6700\u5927$1\u306e\u4fdd\u8a3c\u91d1\u984d\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3001\u7121\u5236\u9650\u306e\u30b5\u30d6\u30c9\u30e1\u30a4\u30f3\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3001iOS\u304a\u3088\u3073Android\u30a2\u30d7\u30ea\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u307e\u3059\u3002\u7279\u5178\u3068\u3057\u3066\u300120%\u306f\u6708\u984d$15.95\u7c73\u30c9\u30eb\u304b\u3089\u3067\u300130\u65e5\u9593\u306e\u8fd4\u91d1\u4fdd\u8a3c\u304c\u4ed8\u304d\u307e\u3059\u3002<\/div>\n <\/div>\n\n
\n \n \n \"SSL\u8a3c\u660e\u66f8\u306e\u30ed\u30b4\"\n \n \n <\/a>\n \n \n UltaHost\u3092\u8a2a\u554f\u3059\u308b <\/a>\n <\/div>\n <\/div>\n\n \n\n\n\n\n\n\n

\u63e1\u624b\u30d7\u30ed\u30bb\u30b9\u306e\u8a73\u7d30\u89e3\u8aac<\/h3>\n\n\n\n

1. \u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304b\u3089\u306e\u6328\u62f6\uff1a\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\uff08\u30d6\u30e9\u30a6\u30b6\uff09\u306f\u30b5\u30fc\u30d0\u30fc\u306b\u300cClientHello\u300d\u3068\u3044\u3046\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u9001\u4fe1\u3057\u307e\u3059\u3002\u3053\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u306b\u306f\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304c\u30b5\u30dd\u30fc\u30c8\u3059\u308bTLS\u30d0\u30fc\u30b8\u30e7\u30f3\u3001\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u6697\u53f7\u5316\u30b9\u30a4\u30fc\u30c8\u306e\u4e00\u89a7\u3001\u304a\u3088\u3073\u30e9\u30f3\u30c0\u30e0\u306a\u6570\u5024\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002
\n2. \u30b5\u30fc\u30d0\u30fc\u304b\u3089\u306e\u6328\u62f6\u3068\u8a3c\u660e\u66f8\uff1a\u30b5\u30fc\u30d0\u30fc\u306f\u300cServerHello\u300d\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u9001\u4fe1\u3057\u3001\u53cc\u65b9\u304c\u30b5\u30dd\u30fc\u30c8\u3059\u308bTLS\u30d0\u30fc\u30b8\u30e7\u30f3\u304a\u3088\u3073\u6697\u53f7\u5316\u30b9\u30a4\u30fc\u30c8\u3092\u9078\u629e\u3057\u305f\u5f8c\u3001\u81ea\u8eab\u306e\u30e9\u30f3\u30c0\u30e0\u306a\u6570\u5024\u3092\u9001\u4fe1\u3057\u307e\u3059\u3002\u305d\u306e\u5f8c\u3001\u30b5\u30fc\u30d0\u30fc\u306f\u81ea\u8eab\u306eSSL\u8a3c\u660e\u66f8\uff08\u516c\u958b\u9375\u3092\u542b\u3080\uff09\u3092\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306b\u9001\u308a\u307e\u3059\u3002
\n3. \u8a3c\u660e\u66f8\u306e\u691c\u8a3c\u3068\u9375\u4ea4\u63db\uff1a\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306f\u8a3c\u660e\u66f8\u3092\u53d7\u3051\u53d6\u3063\u305f\u5f8c\u3001\u5185\u8535\u3055\u308c\u3066\u3044\u308b\u4fe1\u983c\u3067\u304d\u308bCA\uff08\u8a8d\u8a3c\u6a5f\u95a2\uff09\u306e\u30eb\u30fc\u30c8\u8a3c\u660e\u66f8\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u4f7f\u7528\u3057\u3066\u3001\u30b5\u30fc\u30d0\u30fc\u306e\u8a3c\u660e\u66f8\u306e\u6b63\u5f53\u6027\u3068\u6709\u52b9\u6027\u3092\u691c\u8a3c\u3057\u307e\u3059\u3002\u691c\u8a3c\u306b\u5408\u683c\u3059\u308b\u3068\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306f\u300c\u30d7\u30ec\u30df\u30ca\u30ea\u30ad\u30fc\u300d\u3092\u751f\u6210\u3057\u3001\u30b5\u30fc\u30d0\u30fc\u306e\u8a3c\u660e\u66f8\u306b\u542b\u307e\u308c\u308b\u516c\u958b\u9375\u3092\u4f7f\u7528\u3057\u3066\u305d\u306e\u30d7\u30ec\u30df\u30ca\u30ea\u30ad\u30fc\u3092\u6697\u53f7\u5316\u3057\u307e\u3059\u3002\u305d\u3057\u3066\u3001\u6697\u53f7\u5316\u3055\u308c\u305f\u30d7\u30ec\u30df\u30ca\u30ea\u30ad\u30fc\u3092\u30b5\u30fc\u30d0\u30fc\u306b\u9001\u4fe1\u3057\u307e\u3059\u3002
\n4. \u30bb\u30c3\u30b7\u30e7\u30f3\u9375\u306e\u751f\u6210\u3068\u30cf\u30f3\u30c9\u30b7\u30a7\u30a4\u30af\u306e\u5b8c\u4e86\uff1a\u30b5\u30fc\u30d0\u30fc\u306f\u81ea\u8eab\u306e\u79d8\u5bc6\u9375\u3092\u4f7f\u7528\u3057\u3066\u30d7\u30ec\u30df\u30cb\u30de\u30eb\u30ad\u30fc\u3092\u5fa9\u53f7\u3057\u307e\u3059\u3002\u3053\u306e\u6642\u70b9\u3067\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3068\u30b5\u30fc\u30d0\u30fc\u306e\u4e21\u65b9\u304c\u300c\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306e\u30e9\u30f3\u30c0\u30e0\u6570\u300d\u300c\u30b5\u30fc\u30d0\u30fc\u306e\u30e9\u30f3\u30c0\u30e0\u6570\u300d\u300c\u30d7\u30ec\u30df\u30cb\u30de\u30eb\u30ad\u30fc\u300d\u3068\u3044\u30463\u3064\u306e\u8981\u7d20\u3092\u6301\u3063\u3066\u3044\u307e\u3059\u3002\u4e21\u8005\u306f\u540c\u3058\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3092\u4f7f\u7528\u3057\u3001\u3053\u308c\u30893\u3064\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u306b\u57fa\u3065\u3044\u3066\u540c\u3058\u300c\u30bb\u30c3\u30b7\u30e7\u30f3\u9375\u300d\u3092\u751f\u6210\u3057\u307e\u3059\u3002\u305d\u306e\u5f8c\u3001\u4e21\u8005\u306f\u300cFinished\u300d\u3068\u3044\u3046\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u4ea4\u63db\u3057\u3001\u65b0\u3057\u304f\u751f\u6210\u3057\u305f\u30bb\u30c3\u30b7\u30e7\u30f3\u9375\u3067\u305d\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u6697\u53f7\u5316\u3059\u308b\u3053\u3068\u3067\u3001\u30cf\u30f3\u30c9\u30b7\u30a7\u30a4\u30af\u30d7\u30ed\u30bb\u30b9\u304c\u6210\u529f\u3057\u3001\u9375\u304c\u4e00\u81f4\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u3053\u308c\u3067\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30c1\u30e3\u30cd\u30eb\u306e\u69cb\u7bc9\u304c\u5b8c\u4e86\u3057\u307e\u3057\u305f\u3002\u4ee5\u964d\u3001\u3059\u3079\u3066\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5c64\u30c7\u30fc\u30bf\uff08HTTP\u30c7\u30fc\u30bf\uff09\u306f\u3053\u306e\u52b9\u7387\u7684\u306a\u5bfe\u79f0\u30bb\u30c3\u30b7\u30e7\u30f3\u9375\u3092\u4f7f\u7528\u3057\u3066\u6697\u53f7\u5316\u3055\u308c\u3066\u9001\u4fe1\u3055\u308c\u308b\u305f\u3081\u3001\u901a\u4fe1\u306e\u5b89\u5168\u6027\u3068\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u30d0\u30e9\u30f3\u30b9\u304c\u4fdd\u305f\u308c\u307e\u3059\u3002<\/p>\n\n\n\n

SSL\u8a3c\u660e\u66f8\u306e\u53d6\u5f97\u3001\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3001\u304a\u3088\u3073\u8a2d\u5b9a\u306e\u5b9f\u8df5<\/h2>\n\n\n\n

\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306bSSL\u8a3c\u660e\u66f8\u3092\u30c7\u30d7\u30ed\u30a4\u3059\u308b\u3053\u3068\u306f\u3001\u4f53\u7cfb\u7684\u306a\u30d7\u30ed\u30bb\u30b9\u3067\u3042\u308a\u3001\u4e3b\u306b\u8a3c\u660e\u66f8\u306e\u7533\u8acb\u3001\u691c\u8a3c\u3001\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3001\u304a\u3088\u3073\u305d\u306e\u5f8c\u306e\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u3092\u542b\u307f\u307e\u3059\u3002<\/p>\n

\u63a8\u85a6\u56f3\u66f8 SSL\u8a3c\u660e\u66f8\u306e\u8a73\u7d30\u306a\u7406\u89e3\uff1a\u4ed5\u7d44\u307f\u3001\u30bf\u30a4\u30d7\u306e\u9078\u629e\u3001\u304a\u3088\u3073\u30c7\u30d7\u30ed\u30a4\u30e1\u30f3\u30c8\u306e\u5b8c\u5168\u30ac\u30a4\u30c9<\/a>\u3002<\/p>\n\n\n\n\n

\u8a3c\u660e\u66f8\u306e\u7533\u8acb\u304a\u3088\u3073\u691c\u8a3c\u30d7\u30ed\u30bb\u30b9<\/h3>\n\n\n\n

\u307e\u305a\u3001CA\uff08\u8a8d\u8a3c\u6a5f\u95a2\uff09\u307e\u305f\u306f\u305d\u306e\u4ee3\u7406\u5e97\u304b\u3089\u7121\u6599\u306e\u8a3c\u660e\u66f8\u3092\u8cfc\u5165\u3059\u308b\u304b\u3001\u7533\u8acb\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u7533\u8acb\u624b\u7d9a\u304d\u3067\u306f\u3001\u300c\u8a3c\u660e\u66f8\u7f72\u540d\u8981\u6c42\uff08Certificate Signing Request: CSR\uff09\u300d\u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u6210\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002CSR\u306b\u306f\u3001\u3042\u306a\u305f\u306e\u516c\u958b\u9375\u3068\u8a3c\u660e\u66f8\u306b\u7d50\u3073\u3064\u3051\u3089\u308c\u308b\u7d44\u7e54\u60c5\u5831\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002CSR\u3092\u63d0\u51fa\u3057\u305f\u5f8c\u3001CA\u306f\u7533\u8acb\u3057\u305f\u8a3c\u660e\u66f8\u306e\u7a2e\u985e\uff08DV\u3001OV\u3001EV\uff09\u306b\u5fdc\u3058\u3066\u3001\u5bfe\u5fdc\u3059\u308b\u691c\u8a3c\u30d7\u30ed\u30bb\u30b9\u3092\u958b\u59cb\u3057\u307e\u3059\u3002
\nDV\u8a3c\u660e\u66f8\u306e\u5834\u5408\u3001\u691c\u8a3c\u306f\u901a\u5e38\u6570\u5206\u304b\u3089\u6570\u6642\u9593\u3067\u5b8c\u4e86\u3057\u3001\u624b\u7d9a\u304d\u3082\u7c21\u5358\u3067\u3059\u3002\u4e00\u65b9\u3001OV\u8a3c\u660e\u66f8\u3084EV\u8a3c\u660e\u66f8\u306e\u5834\u5408\u306f\u3001\u55b6\u696d\u8a31\u53ef\u8a3c\u306a\u3069\u306e\u6cd5\u7684\u306a\u66f8\u985e\u3092\u63d0\u51fa\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u3001\u4eba\u306e\u624b\u306b\u3088\u308b\u5be9\u67fb\u3082\u884c\u308f\u308c\u308b\u305f\u3081\u3001\u691c\u8a3c\u306b\u306f\u6570\u65e5\u304b\u3089\u6570\u9031\u9593\u304b\u304b\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u691c\u8a3c\u306b\u5408\u683c\u3059\u308b\u3068\u3001CA\uff08\u8a8d\u8a3c\u6a5f\u95a2\uff09\u304b\u3089\u8a3c\u660e\u66f8\u30d5\u30a1\u30a4\u30eb\uff08\u901a\u5e38\u306f.crt\u8a3c\u660e\u66f8\u3068\u4e2d\u9593\u8a3c\u660e\u66f8\u30c1\u30a7\u30fc\u30f3\u3092\u542b\u3080\uff09\u304c\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u7528\u306b\u63d0\u4f9b\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n

\u30b5\u30fc\u30d0\u30fc\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3068\u8a2d\u5b9a<\/h3>\n\n\n\n

\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u624b\u9806\u306f\u4f7f\u7528\u3059\u308b\u30b5\u30fc\u30d0\u30fc\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306b\u3088\u3063\u3066\u7570\u306a\u308a\u307e\u3059\u3002\u4e00\u822c\u7684\u306aNginx\u3068Apache\u3092\u4f8b\u306b\u8aac\u660e\u3057\u307e\u3059\uff1a
\n- Nginx\uff1a\u4f60\u9700\u8981\u5c06\u4e0b\u8f7d\u7684\u8bc1\u4e66\u6587\u4ef6\uff08.crt\uff09\u548c\u79c1\u94a5\u6587\u4ef6\uff08.key\uff09\u4e0a\u4f20\u5230\u670d\u52a1\u5668\u6307\u5b9a\u76ee\u5f55\uff0c\u7136\u540e\u5728\u7f51\u7ad9\u7684\u914d\u7f6e\u6587\u4ef6\u4e2d\u4fee\u6539 server<\/code> \u30d6\u30ed\u30c3\u30af\u306e\u6307\u5b9a ssl_certificate<\/code> \u3068 ssl_certificate_key<\/code> \u305d\u306e\u30d1\u30b9\u3092\u4f7f\u7528\u3057\u3001443\u30dd\u30fc\u30c8\u3092\u76e3\u8996\u3057\u307e\u3059\u3002
\n- Apache\uff1a\u540c\u6837\u9700\u8981\u4e0a\u4f20\u8bc1\u4e66\u548c\u79c1\u94a5\uff0c\u7136\u540e\u5728\u865a\u62df\u4e3b\u673a\u914d\u7f6e\u4e2d\u542f\u7528SSL\u5f15\u64ce\uff0c\u5e76\u901a\u8fc7 SSLCertificateFile<\/code> \u3068 SSLCertificateKeyFile<\/code> \u30b3\u30de\u30f3\u30c9\u3067\u306f\u30d5\u30a1\u30a4\u30eb\u30d1\u30b9\u304c\u6307\u5b9a\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n

\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u5f8c\u306f\u3001HTTP\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u5fc5\u305aHTTPS\u306b\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3059\u308b\u3088\u3046\u306b\u8a2d\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u3059\u3079\u3066\u306e\u30a2\u30af\u30bb\u30b9\u304c\u5b89\u5168\u306a\u63a5\u7d9a\u3092\u901a\u3058\u3066\u884c\u308f\u308c\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002\u3055\u3089\u306b\u3001HSTS\u30d8\u30c3\u30c0\u30fc\u3092\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u3067\u3001\u30d6\u30e9\u30a6\u30b6\u306b\u5bfe\u3057\u3066\u4eca\u5f8c\u4e00\u5b9a\u671f\u9593\u306fHTTPS\u306e\u307f\u3092\u4f7f\u7528\u3059\u308b\u3088\u3046\u6307\u793a\u3057\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u3055\u3089\u306b\u5f37\u5316\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n

\u8a3c\u660e\u66f8\u306e\u7ba1\u7406\u3068\u66f4\u65b0\u306e\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9<\/h3>\n\n\n\n

SSL\u8bc1\u4e66\u6709\u660e\u786e\u7684\u6709\u6548\u671f\uff08\u76ee\u524d\u6700\u957f\u4e3a13\u4e2a\u6708\uff09\u3002\u8fc7\u671f\u672a\u7eed\u671f\u7684\u8bc1\u4e66\u4f1a\u5bfc\u81f4\u6d4f\u89c8\u5668\u663e\u793a\u4e25\u91cd\u7684\u5b89\u5168\u8b66\u544a\uff0c\u4e2d\u65ad\u7f51\u7ad9\u670d\u52a1\u3002\u56e0\u6b64\uff0c\u8bbe\u7f6e\u8bc1\u4e66\u5230\u671f\u63d0\u9192\u81f3\u5173\u91cd\u8981\u3002\u8bb8\u591a\u8bc1\u4e66\u63d0\u4f9b\u5546\u548c\u670d\u52a1\u5668\u7ba1\u7406\u5de5\u5177\u652f\u6301\u81ea\u52a8\u7eed\u671f\u529f\u80fd\uff0c\u5bf9\u4e8e\u652f\u6301ACME\u534f\u8bae\u7684DV\u8bc1\u4e66\uff0c\u53ef\u4ee5\u4f7f\u7528Let\u2018s Encrypt\u7b49\u514d\u8d39CA\u914d\u5408Certbot\u7b49\u5de5\u5177\u5b9e\u73b0\u5168\u81ea\u52a8\u5316\u7684\u7533\u8bf7\u3001\u5b89\u88c5\u548c\u7eed\u671f\uff0c\u6781\u5927\u5730\u7b80\u5316\u4e86\u7ef4\u62a4\u5de5\u4f5c\u3002<\/p>\n\n\n\n

\u6982\u8981<\/h2>\n\n\n\n

SSL\u8a3c\u660e\u66f8\u306f\u3001\u304b\u3064\u3066\u306f\u30aa\u30d7\u30b7\u30e7\u30f3\u306e\u9ad8\u5ea6\u306a\u6a5f\u80fd\u306b\u904e\u304e\u307e\u305b\u3093\u3067\u3057\u305f\u304c\u3001\u73fe\u5728\u3067\u306f\u73fe\u4ee3\u306e\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u904b\u55b6\u306b\u304a\u3051\u308b\u6a19\u6e96\u7684\u306a\u8981\u7d20\u3067\u3042\u308a\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u57fa\u76e4\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u53b3\u683c\u306a\u8a8d\u8a3c\u30e1\u30ab\u30cb\u30ba\u30e0\u306b\u3088\u308a\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3068\u8a2a\u554f\u8005\u306e\u9593\u306e\u4fe1\u983c\u95a2\u4fc2\u3092\u7bc9\u304d\u3001\u5f37\u529b\u306a\u975e\u5bfe\u79f0\u6697\u53f7\u5316\u304a\u3088\u3073\u5bfe\u79f0\u6697\u53f7\u5316\u6280\u8853\u3092\u7528\u3044\u3066\u30c7\u30fc\u30bf\u8ee2\u9001\u306e\u6a5f\u5bc6\u6027\u3068\u5b8c\u5168\u6027\u3092\u4fdd\u8a3c\u3057\u3066\u3044\u307e\u3059\u3002\u500b\u4eba\u30d6\u30ed\u30b0\u306b\u7121\u6599\u306eDV\u8a3c\u660e\u66f8\u3092\u9078\u629e\u3059\u308b\u3053\u3068\u304b\u3089\u3001\u5927\u898f\u6a21\u4f01\u696d\u306e\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306b\u7dd1\u8272\u306e\u30a2\u30c9\u30ec\u30b9\u30d0\u30fc\u3092\u6301\u3064EV\u8a3c\u660e\u66f8\u3092\u5c0e\u5165\u3059\u308b\u307e\u3067\u3001\u3055\u307e\u3056\u307e\u306a\u30bf\u30a4\u30d7\u306e\u8a3c\u660e\u66f8\u306e\u9055\u3044\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u306f\u3001\u9069\u5207\u306a\u9078\u629e\u3092\u3059\u308b\u305f\u3081\u306e\u524d\u63d0\u6761\u4ef6\u3067\u3059\u3002\u305d\u3057\u3066\u3001\u305d\u306e\u80cc\u5f8c\u306b\u3042\u308b\u901a\u4fe1\u30d7\u30ed\u30bb\u30b9\uff08\u30cf\u30f3\u30c9\u30b7\u30a7\u30a4\u30af\uff09\u306e\u4ed5\u7d44\u307f\u3092\u628a\u63e1\u3057\u3001\u7533\u8acb\u304b\u3089\u691c\u8a3c\u3001\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3001\u8a2d\u5b9a\u306b\u81f3\u308b\u307e\u3067\u306e\u5168\u30d7\u30ed\u30bb\u30b9\u306b\u7cbe\u901a\u3057\u3066\u3044\u308b\u3053\u3068\u306f\u3001\u3059\u3079\u3066\u306e\u6280\u8853\u8005\u306b\u3068\u3063\u3066\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b5\u30fc\u30d3\u30b9\u306e\u5b89\u5168\u6027\u3001\u4fe1\u983c\u6027\u3001\u4fe1\u983c\u6027\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306e\u5fc5\u9808\u306e\u30b9\u30ad\u30eb\u3067\u3059\u3002\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u3068\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u304c\u307e\u3059\u307e\u3059\u91cd\u8996\u3055\u308c\u308b\u30c7\u30b8\u30bf\u30eb\u6642\u4ee3\u306b\u304a\u3044\u3066\u3001SSL\u8a3c\u660e\u66f8\u3092\u6b63\u3057\u304f\u5c0e\u5165\u3057\u3001\u9069\u5207\u306b\u7ba1\u7406\u3059\u308b\u3053\u3068\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u306b\u5bfe\u3059\u308b\u6700\u3082\u57fa\u672c\u7684\u306a\u8cac\u4efb\u3067\u3042\u308a\u3001\u30d3\u30b8\u30cd\u30b9\u306e\u9577\u671f\u7684\u306a\u767a\u5c55\u3092\u652f\u3048\u308b\u5f37\u529b\u306a\u9632\u885b\u7b56\u3067\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

FAQ \u3088\u304f\u3042\u308b\u8cea\u554f<\/h2>\n\n\n\n

\u7121\u6599\u306eSSL\u8a3c\u660e\u66f8\u3068\u6709\u6599\u306eSSL\u8a3c\u660e\u66f8\u306e\u9055\u3044\u306f\u4f55\u3067\u3059\u304b\uff1f<\/h3>\n\n\n\n

\u514d\u8d39\u8bc1\u4e66\uff08\u5982Let\u2018s Encrypt\u7b7e\u53d1\uff09\u901a\u5e38\u4ec5\u662f\u57df\u540d\u9a8c\u8bc1\u578b\u8bc1\u4e66\uff0c\u4ec5\u63d0\u4f9b\u57fa\u7840\u7684\u52a0\u5bc6\u529f\u80fd\uff0c\u6709\u6548\u671f\u8f83\u77ed\uff0890\u5929\uff09\uff0c\u9700\u8981\u9891\u7e41\u7eed\u671f\uff0c\u4f46\u53ef\u901a\u8fc7\u81ea\u52a8\u5316\u5de5\u5177\u89e3\u51b3\u3002\u4ed8\u8d39\u8bc1\u4e66\u5219\u63d0\u4f9b\u66f4\u4e30\u5bcc\u7684\u9009\u62e9\uff0c\u5305\u62ecOV\u548cEV\u8bc1\u4e66\uff0c\u63d0\u4f9b\u66f4\u4e25\u683c\u7684\u8eab\u4efd\u9a8c\u8bc1\u548c\u66f4\u9ad8\u7684\u4fe1\u4efb\u5c55\u793a\uff08\u5982\u7eff\u8272\u5730\u5740\u680f\uff09\uff0c\u540c\u65f6\u63d0\u4f9b\u66f4\u957f\u7684\u6709\u6548\u671f\u3001\u66f4\u9ad8\u7684\u4fdd\u4fee\u91d1\u989d\u4ee5\u53ca\u4e13\u4e1a\u7684\u4eba\u5de5\u6280\u672f\u652f\u6301\u670d\u52a1\u3002<\/p>\n\n\n\n

SSL\u8a3c\u660e\u66f8\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u305f\u304b\u3089\u3068\u3044\u3063\u3066\u3001\u7d76\u5bfe\u306b\u5b89\u5168\u306b\u306a\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/h3>\n\n\n\n

\u3044\u3044\u3048\u3002SSL\u8a3c\u660e\u66f8\u306e\u4e3b\u306a\u5f79\u5272\u306f\u3001\u30c7\u30fc\u30bf\u304c\u9001\u4fe1\u3055\u308c\u308b\u904e\u7a0b\u3067\u306e\u5b89\u5168\u6027\uff08\u6697\u53f7\u5316\u304a\u3088\u3073\u30c7\u30fc\u30bf\u306e\u5b8c\u5168\u6027\uff09\u3092\u4fdd\u8a3c\u3059\u308b\u3053\u3068\u3067\u3059\u3002SSL\u8a3c\u660e\u66f8\u306f\u3001\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e\u30b5\u30fc\u30d0\u30fc\u81ea\u4f53\u304c\u30cf\u30c3\u30ab\u30fc\u306b\u4fb5\u5165\u3055\u308c\u308b\u306e\u3092\u9632\u3050\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\uff08\u4f8b\u3048\u3070\u3001\u8106\u5f31\u6027\u3092\u5229\u7528\u3057\u3066\u30c8\u30ed\u30b8\u30e3\u30f3\u30a6\u30a9\u30fc\u30e0\u304c\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3055\u308c\u308b\u5834\u5408\u306a\u3069\uff09\u3001DDoS\u653b\u6483\u3092\u9632\u3050\u3053\u3068\u3082\u3067\u304d\u307e\u305b\u3093\u3057\u3001\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e\u30b3\u30fc\u30c9\u306b\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u4e0a\u306e\u8106\u5f31\u6027\u304c\u306a\u3044\u3053\u3068\u3092\u4fdd\u8a3c\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u305b\u3093\u3002\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306f\u591a\u5c64\u7684\u3067\u5305\u62ec\u7684\u306a\u30b7\u30b9\u30c6\u30e0\u3067\u3042\u308a\u3001SSL\u8a3c\u660e\u66f8\u306f\u305d\u306e\u4e2d\u3067\u975e\u5e38\u306b\u91cd\u8981\u306a\u8981\u7d20\u3067\u3059\u304c\u3001\u3059\u3079\u3066\u3092\u30ab\u30d0\u30fc\u3059\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n

\u306a\u305c\u79c1\u306e\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306bSSL\u8a3c\u660e\u66f8\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3066\u3082\u3001\u30d6\u30e9\u30a6\u30b6\u3067\u300c\u5b89\u5168\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u300d\u3068\u8868\u793a\u3055\u308c\u308b\u306e\u3067\u3057\u3087\u3046\u304b\uff1f<\/h3>\n\n\n\n

\u3053\u308c\u306f\u3055\u307e\u3056\u307e\u306a\u539f\u56e0\u306b\u3088\u3063\u3066\u5f15\u304d\u8d77\u3053\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u6700\u3082\u4e00\u822c\u7684\u306a\u539f\u56e0\u306f\u3001Web\u30da\u30fc\u30b8\u5185\u3067HTTP\u30d7\u30ed\u30c8\u30b3\u30eb\u306e\u30ea\u30bd\u30fc\u30b9\uff08\u753b\u50cf\u3001\u30b9\u30af\u30ea\u30d7\u30c8\u3001\u30b9\u30bf\u30a4\u30eb\u30b7\u30fc\u30c8\u306a\u3069\uff09\u304c\u6df7\u5728\u3057\u3066\u8aad\u307f\u8fbc\u307e\u308c\u3066\u304a\u308a\u3001\u3053\u308c\u3089\u306e\u30ea\u30bd\u30fc\u30b9\u304cHTTPS\u3067\u6697\u53f7\u5316\u3055\u308c\u305a\u306b\u8ee2\u9001\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u30da\u30fc\u30b8\u5168\u4f53\u304c\u5b89\u5168\u3067\u306a\u3044\u3068\u5224\u65ad\u3055\u308c\u308b\u3053\u3068\u3067\u3059\u3002\u89e3\u6c7a\u7b56\u306f\u3001\u3059\u3079\u3066\u306e\u30ea\u30bd\u30fc\u30b9\u306e\u30ea\u30f3\u30af\u306bHTTPS\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u305d\u306e\u4ed6\u306e\u539f\u56e0\u3068\u3057\u3066\u306f\u3001\u8a3c\u660e\u66f8\u306e\u6709\u52b9\u671f\u9650\u5207\u308c\u3001\u8a3c\u660e\u66f8\u304c\u30a2\u30af\u30bb\u30b9\u3057\u3066\u3044\u308b\u30c9\u30e1\u30a4\u30f3\u540d\u3068\u4e00\u81f4\u3057\u306a\u3044\u3001\u4e2d\u9593\u8a3c\u660e\u66f8\u30c1\u30a7\u30fc\u30f3\u304c\u6b20\u843d\u3057\u3066\u3044\u308b\u306a\u3069\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

\u591a\u30c9\u30e1\u30a4\u30f3\u8a3c\u660e\u66f8\u3068\u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9\u8a3c\u660e\u66f8\u3001\u3069\u3061\u3089\u304c\u826f\u3044\u3067\u3057\u3087\u3046\u304b\uff1f<\/h3>\n\n\n\n

\u305d\u308c\u306f\u5177\u4f53\u7684\u306a\u30cb\u30fc\u30ba\u306b\u3088\u308a\u307e\u3059\u3002\u3082\u3057\u8907\u6570\u306e\u5b8c\u5168\u306b\u7570\u306a\u308b\u30e1\u30a4\u30f3\u30c9\u30e1\u30a4\u30f3\uff08\u4f8b\u3048\u3070 example.com \u3068 othersite.net\uff09\u3092\u4fdd\u8b77\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u5834\u5408\u3001\u8907\u6570\u306e\u30c9\u30e1\u30a4\u30f3\u8a3c\u660e\u66f8\u304c\u552f\u4e00\u306e\u9078\u629e\u80a2\u3068\u306a\u308a\u307e\u3059\u3002\u4e00\u65b9\u3067\u30011\u3064\u306e\u30e1\u30a4\u30f3\u30c9\u30e1\u30a4\u30f3\u3068\u305d\u306e\u3059\u3079\u3066\u306e\u30b5\u30d6\u30c9\u30e1\u30a4\u30f3\uff08\u4f8b\u3048\u3070 shop.example.com\u3001blog.example.com\u3001mail.example.com\uff09\u3092\u4fdd\u8b77\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u5834\u5408\u306f\u3001\u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9\u8a3c\u660e\u66f8\uff08*.example.com\uff09\u306e\u65b9\u304c\u7ba1\u7406\u3084\u30b3\u30b9\u30c8\u306e\u9762\u3067\u4e00\u822c\u7684\u306b\u6709\u5229\u3067\u3059\u3002\u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9\u8a3c\u660e\u66f81\u679a\u3067\u3059\u3079\u3066\u306e\u30b5\u30d6\u30c9\u30e1\u30a4\u30f3\u3092\u30ab\u30d0\u30fc\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n

SSL\u8a3c\u660e\u66f8\u306e\u6709\u52b9\u671f\u9650\u304c\u5207\u308c\u308b\u3068\u3069\u3046\u306a\u308a\u307e\u3059\u304b\uff1f<\/h3>\n\n\n\n

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