{"id":5907,"date":"2025-09-23T15:54:12","date_gmt":"2025-09-23T06:54:12","guid":{"rendered":"https:\/\/sky-peace.net\/?p=5907"},"modified":"2025-09-23T15:54:12","modified_gmt":"2025-09-23T06:54:12","slug":"nw-sp-2","status":"publish","type":"post","link":"https:\/\/sky-peace.net\/certified\/nw-sp-2\/","title":{"rendered":"\u3010\u30cd\u30b9\u30da\u5348\u5f8c\u5bfe\u7b56\u3011SYN 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&#x1f39f;&#xfe0f;<\/h4>\n<p>\u30c7\u30d1\u30fc\u30c8\u306e\u7a93\u53e3\u696d\u52d9\u3092\u60f3\u50cf\u3057\u3066\u304f\u3060\u3055\u3044\u3002SYN Flood\u306f\u3001\u507d\u306e\u7528\u4ef6\u3067\u6765\u305f\u5ba2\u306b\u6bce\u56de\u6b63\u898f\u306e\u7533\u8fbc\u7528\u7d19\u3092\u6e21\u3057\u3066\u3057\u307e\u3044\u3001\u7528\u7d19\u304c\u5c3d\u304d\u3066\u3057\u307e\u3046\u72b6\u614b\u3067\u3059\u3002\u4e00\u65b9\u3001SYN Cookie\u65b9\u5f0f\u3067\u306f\u3001\u7a93\u53e3\u306f\u307e\u305a\u300c\u6574\u7406\u5238\uff08SYN Cookie\uff09\u300d\u3092\u6e21\u3059\u3060\u3051\u3002\u5ba2\u304c\u672c\u5f53\u306b\u7528\u4e8b\u304c\u3042\u308b\u306a\u3089\u3001\u305d\u306e\u6574\u7406\u5238\u3092\u6301\u3063\u3066\u518d\u5ea6\u7a93\u53e3\u306b\u6765\u307e\u3059\uff08ACK\uff09\u3002\u7a93\u53e3\u306f\u305d\u306e\u6642\u70b9\u3067\u521d\u3081\u3066\u3001\u6b63\u898f\u306e\u7533\u8fbc\u7528\u7d19\uff08\u30b5\u30fc\u30d0\u30fc\u30ea\u30bd\u30fc\u30b9\uff09\u3092\u6e21\u3059\u306e\u3067\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30a4\u30bf\u30ba\u30e9\u5ba2\u306b\u30ea\u30bd\u30fc\u30b9\u3092\u6d6a\u8cbb\u3055\u305b\u3089\u308c\u308b\u3053\u3068\u304c\u306a\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n<h3>ICMP Flood\u653b\u6483\u3068\u306e\u9055\u3044<\/h3>\n<p>\u540c\u3058\u304fDoS\u653b\u6483\u306e\u4e00\u7a2e\u306b<strong>ICMP Flood\u653b\u6483<\/strong>\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u3053\u308c\u306fSYN Flood\u3068\u306f\u6027\u8cea\u304c\u7570\u306a\u308a\u307e\u3059\u3002\u3053\u308c\u306f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u758e\u901a\u78ba\u8a8d\u306b\u4f7f\u308f\u308c\u308b<code>ping<\/code>\uff08ICMP Echo Request\uff09\u3092\u5927\u91cf\u306b\u9001\u308a\u3064\u3051\u308b\u3001\u3088\u308a\u5358\u7d14\u306a\u7269\u91cf\u653b\u6483\u3067\u3059\u3002\u5927\u91cf\u306e<code>ping<\/code>\u306b\u5fdc\u7b54\u3055\u305b\u308b\u3053\u3068\u3067\u3001\u30b5\u30fc\u30d0\u30fc\u306eCPU\u3084\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5e2f\u57df\u3092\u4f7f\u3044\u679c\u305f\u3055\u305b\u307e\u3059\u3002<\/p>\n<p>\u4e21\u8005\u306e\u9055\u3044\u3092\u307e\u3068\u3081\u308b\u3068\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<table border=\"1\">\n<thead>\n<tr>\n<th>\u6bd4\u8f03\u9805\u76ee<\/th>\n<th>SYN Flood\u653b\u6483<\/th>\n<th>ICMP Flood\u653b\u6483<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>\u653b\u6483\u30ec\u30a4\u30e4\u30fc<\/strong><\/td>\n<td>\u30c8\u30e9\u30f3\u30b9\u30dd\u30fc\u30c8\u5c64\uff08L4\uff09<\/td>\n<td>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5c64\uff08L3\uff09<\/td>\n<\/tr>\n<tr>\n<td><strong>\u5229\u7528\u30d7\u30ed\u30c8\u30b3\u30eb<\/strong><\/td>\n<td>TCP<\/td>\n<td>ICMP<\/td>\n<\/tr>\n<tr>\n<td><strong>\u653b\u6483\u306e\u6027\u8cea<\/strong><\/td>\n<td>\u30d7\u30ed\u30c8\u30b3\u30eb\u306e<strong>\u4ed5\u69d8\uff08\u72b6\u614b\u7ba1\u7406\uff09\u3092\u60aa\u7528<\/strong><\/td>\n<td><strong>\u7269\u91cf<\/strong>\u3067\u30ea\u30bd\u30fc\u30b9\u3092\u5727\u8feb<\/td>\n<\/tr>\n<tr>\n<td><strong>\u5de7\u5999\u3055<\/strong><\/td>\n<td>\u6bd4\u8f03\u7684\u5de7\u5999<\/td>\n<td>\u6bd4\u8f03\u7684\u5358\u7d14<\/td>\n<\/tr>\n<tr>\n<td><strong>\u5bfe\u7b56\u4f8b<\/strong><\/td>\n<td>SYN Cookie\u3001\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb<\/td>\n<td>ICMP\u30ec\u30fc\u30c8\u5236\u9650\u3001IPS\/IDS<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u30da\u30b7\u30e3\u30ea\u30b9\u30c8\u8a66\u9a13\u3067\u306f\u3001\u3053\u308c\u3089\u306e\u653b\u6483\u306e\u30b7\u30fc\u30b1\u30f3\u30b9\u3084\u9055\u3044\u3092\u6b63\u3057\u304f\u7406\u89e3\u3057\u3066\u3044\u308b\u304b\u304c\u554f\u308f\u308c\u307e\u3059\u3002\u7279\u306bSYN Flood\u306f\u3001TCP\u306e\u6df1\u3044\u7406\u89e3\u3092\u8a66\u3059\u4e0a\u3067\u683c\u597d\u306e\u984c\u6750\u3068\u306a\u308b\u305f\u3081\u3001\u4ed5\u7d44\u307f\u304b\u3089\u5bfe\u7b56\u307e\u3067\u3092\u30bb\u30c3\u30c8\u3067\u62bc\u3055\u3048\u3066\u304a\u304f\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n<hr>\n<h2>\u8ff7\u60d1\u30e1\u30fc\u30eb\u306f\u3053\u3046\u3057\u3066\u9632\u3050\u2502OP25B\u3068\u9001\u4fe1\u30c9\u30e1\u30a4\u30f3\u8a8d\u8a3c\uff08SPF\/DKIM\/S\/MIME\uff09<\/h2>\n<p>\u65e5\u3005\u5927\u91cf\u306b\u9001\u3089\u308c\u3066\u304f\u308b\u8ff7\u60d1\u30e1\u30fc\u30eb\u3084\u3001\u4f01\u696d\u3092\u88c5\u3063\u305f\u306a\u308a\u3059\u307e\u3057\u30e1\u30fc\u30eb\u3002\u3053\u308c\u3089\u306e\u5bfe\u7b56\u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u91cd\u8981\u306a\u30c6\u30fc\u30de\u3067\u3059\u3002\u3053\u3053\u3067\u306f\u3001\u9001\u4fe1\u7d4c\u8def\u3092\u5236\u9650\u3059\u308b\u300cOP25B\u300d\u3068\u3001\u9001\u4fe1\u5143\u306e\u6b63\u5f53\u6027\u3092\u8a3c\u660e\u3059\u308b\u300c\u9001\u4fe1\u30c9\u30e1\u30a4\u30f3\u8a8d\u8a3c\u6280\u8853\u300d\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n<h3>OP25B\uff1a\u610f\u56f3\u3057\u306a\u3044\u30b9\u30d1\u30e0\u9001\u4fe1\u3092\u9632\u3050\u305f\u3081\u306e\u7d4c\u8def\u5236\u9650<\/h3>\n<p><strong>OP25B\uff08Outbound Port 25 Blocking\uff09<\/strong>\u3068\u306f\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30b5\u30fc\u30d3\u30b9\u30d7\u30ed\u30d0\u30a4\u30c0\uff08ISP\uff09\u304c\u3001\u5916\u90e8\u306e\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\uff08SMTP\u30b5\u30fc\u30d0\u30fc\uff09\u5b9b\u306e\u901a\u4fe1\uff08TCP\u30dd\u30fc\u30c825\u756a\uff09\u3092\u30d6\u30ed\u30c3\u30af\u3059\u308b\u4ed5\u7d44\u307f\u3067\u3059\u3002<\/p>\n<p>\u304b\u3064\u3066\u306f\u3001\u500b\u4eba\u306ePC\u304b\u3089\u76f4\u63a5\u3001\u76f8\u624b\u306e\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u306b\u30e1\u30fc\u30eb\u3092\u9001\u4fe1\u3067\u304d\u307e\u3057\u305f\u3002\u3057\u304b\u3057\u3001\u30a6\u30a4\u30eb\u30b9\u306b\u611f\u67d3\u3057\u305fPC\u304c\u3001\u30e6\u30fc\u30b6\u30fc\u306e\u610f\u56f3\u3057\u306a\u3044\u3068\u3053\u308d\u3067\u30b9\u30d1\u30e0\u30e1\u30fc\u30eb\u306e\u9001\u4fe1\u5143\uff08\u8e0f\u307f\u53f0\uff09\u306b\u3055\u308c\u3066\u3057\u307e\u3046\u554f\u984c\u304c\u591a\u767a\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>\u305d\u3053\u3067ISP\u306f\u3001\u81ea\u8eab\u304c\u7ba1\u7406\u3059\u308b\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u4ee5\u5916\u3078\u306ePort25\u756a\u901a\u4fe1\u3092\u8a31\u53ef\u3057\u306a\u3044\u3088\u3046\u306b\u3057\u307e\u3057\u305f\u3002\u6b63\u898f\u306e\u30e6\u30fc\u30b6\u30fc\u306f\u3001ISP\u304c\u7528\u610f\u3057\u305f\u30e1\u30fc\u30eb\u9001\u4fe1\u5c02\u7528\u306e\u300c\u30b5\u30d6\u30df\u30c3\u30b7\u30e7\u30f3\u30dd\u30fc\u30c8\uff08587\u756a\uff09\u300d\u3092\u5229\u7528\u3057\u3066\u30e1\u30fc\u30eb\u3092\u9001\u4fe1\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u8eab\u5143\u304c\u4e0d\u78ba\u304b\u306aPC\u304b\u3089\u306e\u30b9\u30d1\u30e0\u30e1\u30fc\u30eb\u9001\u4fe1\u3092\u5927\u5e45\u306b\u6e1b\u3089\u3059\u3053\u3068\u304c\u3067\u304d\u308b\u306e\u3067\u3059\u3002<\/p>\n<h4>\u5b9f\u751f\u6d3b\u3067\u306e\u4f8b\uff1a\u8eab\u5143\u78ba\u8a8d\u3055\u308c\u305f\u914d\u9054\u54e1\u3060\u3051\u306e\u30aa\u30d5\u30a3\u30b9\u30d3\u30eb &#x1f3e2;<\/h4>\n<p>OP25B\u306f\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u53b3\u3057\u3044\u30aa\u30d5\u30a3\u30b9\u30d3\u30eb\u306b\u4f3c\u3066\u3044\u307e\u3059\u3002\u8ab0\u3067\u3082\u81ea\u7531\u306b\u51fa\u5165\u308a\u3057\u3066\u5404\u90e8\u7f72\uff08\u5916\u90e8\u30b5\u30fc\u30d0\u30fc\uff09\u306b\u8377\u7269\u3092\u5c4a\u3051\u3089\u308c\u308b\u72b6\u614b\u3067\u306f\u3001\u4e0d\u5be9\u8005\u304c\u7d1b\u308a\u8fbc\u3080\u30ea\u30b9\u30af\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u3053\u3067\u3001\u30d3\u30eb1\u968e\u306e\u53d7\u4ed8\uff08ISP\u306e\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\/\u30b5\u30d6\u30df\u30c3\u30b7\u30e7\u30f3\u30dd\u30fc\u30c8\uff09\u3067\u8eab\u5143\u78ba\u8a8d\u3055\u308c\u305f\u6b63\u898f\u306e\u914d\u9054\u54e1\u3060\u3051\u304c\u3001\u5404\u90e8\u7f72\u3078\u306e\u914d\u9054\u3092\u8a31\u53ef\u3055\u308c\u308b\u30eb\u30fc\u30eb\u306b\u3059\u308b\u306e\u3067\u3059\u3002<\/p>\n<h3>\u9001\u4fe1\u30c9\u30e1\u30a4\u30f3\u8a8d\u8a3c\uff1a\u305d\u306e\u30e1\u30fc\u30eb\u3001\u672c\u5f53\u306b\u672c\u4eba\u304b\u3089\uff1f<\/h3>\n<p>OP25B\u304c\u300c\u4e0d\u5be9\u306a\u7d4c\u8def\u304b\u3089\u306e\u9001\u4fe1\u300d\u3092\u9632\u3050\u306e\u306b\u5bfe\u3057\u3001<strong>\u9001\u4fe1\u30c9\u30e1\u30a4\u30f3\u8a8d\u8a3c<\/strong>\u306f\u300c\u30e1\u30fc\u30eb\u306e\u5dee\u51fa\u4eba\uff08\u30c9\u30e1\u30a4\u30f3\uff09\u304c\u507d\u88c5\u3055\u308c\u3066\u3044\u306a\u3044\u304b\u300d\u3092\u691c\u8a3c\u3059\u308b\u6280\u8853\u3067\u3059\u3002\u4ee3\u8868\u7684\u306a\u3082\u306e\u306bSPF\u3001DKIM\u3001S\/MIME\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h4>SPF (Sender Policy Framework)<\/h4>\n<p>SPF\u306f\u3001DNS\u30b5\u30fc\u30d0\u30fc\u306b\u300c\u79c1\u306e\u30c9\u30e1\u30a4\u30f3\uff08<code>@example.com<\/code>\uff09\u304b\u3089\u306e\u30e1\u30fc\u30eb\u306f\u3001\u3053\u306eIP\u30a2\u30c9\u30ec\u30b9\uff08<code>192.0.2.1<\/code>\uff09\u306e\u30b5\u30fc\u30d0\u30fc\u304b\u3089\u3057\u304b\u9001\u308a\u307e\u305b\u3093\u300d\u3068\u3044\u3046\u5ba3\u8a00\uff08SPF\u30ec\u30b3\u30fc\u30c9\uff09\u3092\u516c\u958b\u3057\u3066\u304a\u304f\u4ed5\u7d44\u307f\u3067\u3059\u3002<\/p>\n<p>\u53d7\u4fe1\u5074\u30b5\u30fc\u30d0\u30fc\u306f\u3001\u30e1\u30fc\u30eb\u3092\u53d7\u3051\u53d6\u308b\u3068\u3001<\/p>\n<ol>\n<li>\u9001\u4fe1\u5143\u30c9\u30e1\u30a4\u30f3\uff08<code>@example.com<\/code>\uff09\u306eDNS\u306bSPF\u30ec\u30b3\u30fc\u30c9\u3092\u554f\u3044\u5408\u308f\u305b\u308b\u3002<\/li>\n<li>\u30e1\u30fc\u30eb\u3092\u5b9f\u969b\u306b\u9001\u4fe1\u3057\u3066\u304d\u305f\u30b5\u30fc\u30d0\u30fc\u306eIP\u30a2\u30c9\u30ec\u30b9\u3068\u3001SPF\u30ec\u30b3\u30fc\u30c9\u306b\u66f8\u304b\u308c\u305fIP\u30a2\u30c9\u30ec\u30b9\u3092\u7167\u5408\u3059\u308b\u3002<\/li>\n<li>\u4e00\u81f4\u3059\u308c\u3070\u300c\u6b63\u898f\u306e\u30b5\u30fc\u30d0\u30fc\u304b\u3089\u306e\u30e1\u30fc\u30eb\u3060\u300d\u3068\u5224\u65ad\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n<h4>\u5b9f\u751f\u6d3b\u3067\u306e\u4f8b\uff1a\u4f01\u696d\u306e\u516c\u5f0f\u96fb\u8a71\u756a\u53f7 &#x260e;&#xfe0f;<\/h4>\n<p>\u3053\u308c\u306f\u3001\u4f01\u696d\u306e\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306b\u8a18\u8f09\u3055\u308c\u305f\u516c\u5f0f\u306e\u96fb\u8a71\u756a\u53f7\uff08SPF\u30ec\u30b3\u30fc\u30c9\uff09\u306e\u3088\u3046\u306a\u3082\u306e\u3067\u3059\u3002\u77e5\u3089\u306a\u3044\u756a\u53f7\u304b\u3089\u300c\u682a\u5f0f\u4f1a\u793e\u3007\u3007\u3067\u3059\u300d\u3068\u96fb\u8a71\u304c\u304b\u304b\u3063\u3066\u304d\u3066\u3082\u3059\u3050\u306b\u306f\u4fe1\u7528\u3067\u304d\u307e\u305b\u3093\u304c\u3001\u305d\u306e\u756a\u53f7\u304c\u516c\u5f0f\u30b5\u30a4\u30c8\u306b\u8f09\u3063\u3066\u3044\u308b\u756a\u53f7\u3068\u4e00\u81f4\u3059\u308c\u3070\u3001\u672c\u7269\u3060\u3068\u5b89\u5fc3\u3057\u3066\u5bfe\u5fdc\u3067\u304d\u307e\u3059\u3002<\/p>\n<h4>DKIM (DomainKeys Identified Mail)<\/h4>\n<p>DKIM\u306f\u3001\u30e1\u30fc\u30eb\u306b<strong>\u96fb\u5b50\u7f72\u540d<\/strong>\u3092\u4ed8\u4e0e\u3059\u308b\u3053\u3068\u3067\u3001\u9001\u4fe1\u5143\u306e\u6b63\u5f53\u6027\u3068\u5185\u5bb9\u306e\u975e\u6539\u3056\u3093\u6027\u3092\u8a3c\u660e\u3059\u308b\u6280\u8853\u3067\u3059\u3002<\/p>\n<ol>\n<li>\u9001\u4fe1\u5074\u306f\u3001\u30e1\u30fc\u30eb\u306e\u30d8\u30c3\u30c0\u3084\u672c\u6587\u304b\u3089\u7b97\u51fa\u3057\u305f\u30cf\u30c3\u30b7\u30e5\u5024\u3092\u3001\u81ea\u793e\u306e\u79d8\u5bc6\u9375\u3067\u6697\u53f7\u5316\u3057\u3066\u300cDKIM\u7f72\u540d\u300d\u3068\u3057\u3066\u30e1\u30fc\u30eb\u306b\u6dfb\u4ed8\u3057\u307e\u3059\u3002<\/li>\n<li>\u9001\u4fe1\u5074\u306f\u3001\u7f72\u540d\u306e\u691c\u8a3c\u306b\u4f7f\u3046\u516c\u958b\u9375\u3092DNS\u306b\u516c\u958b\u3057\u3066\u304a\u304d\u307e\u3059\u3002<\/li>\n<li>\u53d7\u4fe1\u5074\u306f\u3001DNS\u304b\u3089\u516c\u958b\u9375\u3092\u53d6\u5f97\u3057\u3001DKIM\u7f72\u540d\u3092\u5fa9\u53f7\u3057\u307e\u3059\u3002<\/li>\n<li>\u53d7\u4fe1\u5074\u3067\u3082\u30e1\u30fc\u30eb\u672c\u6587\u304b\u3089\u30cf\u30c3\u30b7\u30e5\u5024\u3092\u7b97\u51fa\u3057\u3001\u5fa9\u53f7\u3057\u305f\u30cf\u30c3\u30b7\u30e5\u5024\u3068\u4e00\u81f4\u3059\u308c\u3070\u300c\u78ba\u304b\u306b\u3053\u306e\u30c9\u30e1\u30a4\u30f3\u304b\u3089\u9001\u3089\u308c\u3001\u9014\u4e2d\u3067\u6539\u3056\u3093\u3055\u308c\u3066\u3044\u306a\u3044\u300d\u3068\u5224\u65ad\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n<h4>\u5b9f\u751f\u6d3b\u3067\u306e\u4f8b\uff1a\u793e\u5370\u304c\u62bc\u3055\u308c\u305f\u5c01\u7b52 &#x2709;&#xfe0f;<\/h4>\n<p>DKIM\u306f\u3001\u898b\u7a4d\u66f8\u306a\u3069\u304c\u5165\u3063\u305f\u5c01\u7b52\u306b\u62bc\u3055\u308c\u308b\u300c\u793e\u5370\uff08\u5272\u5370\uff09\u300d\u306b\u4f3c\u3066\u3044\u307e\u3059\u3002\u5c01\u7b52\u306b\u672c\u7269\u306e\u793e\u5370\u304c\u30ad\u30ec\u30a4\u306b\u62bc\u3055\u308c\u3066\u3044\u308c\u3070\u3001\u305d\u308c\u306f\u300c\u3007\u3007\u793e\u304c\u4f5c\u6210\u3057\u3001\u9014\u4e2d\u3067\u8ab0\u3082\u958b\u5c01\u3057\u3066\u3044\u306a\u3044\u300d\u3053\u3068\u306e\u8a3c\u660e\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<h4>S\/MIME (Secure\/Multipurpose Internet Mail Extensions)<\/h4>\n<p>S\/MIME\u306f\u3001\u5229\u7528\u8005\u500b\u4eba\u306e\u96fb\u5b50\u8a3c\u660e\u66f8\u3092\u7528\u3044\u3066\u3001\u30e1\u30fc\u30eb\u306e\u300c<strong>\u6697\u53f7\u5316<\/strong>\u300d\u3068\u300c<strong>\u30c7\u30b8\u30bf\u30eb\u7f72\u540d<\/strong>\u300d\u306e\u4e21\u65b9\u3092\u5b9f\u73fe\u3059\u308b\u3001\u3088\u308a\u5f37\u56fa\u306a\u6280\u8853\u3067\u3059\u3002\u30e1\u30fc\u30eb\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u540c\u58eb\u304c\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li><strong>\u6697\u53f7\u5316<\/strong>: \u53d7\u4fe1\u8005\u306e\u516c\u958b\u9375\u3067\u30e1\u30fc\u30eb\u5168\u4f53\u3092\u6697\u53f7\u5316\u3059\u308b\u305f\u3081\u3001\u610f\u56f3\u3057\u305f\u53d7\u4fe1\u8005\u4ee5\u5916\u306f\u5185\u5bb9\u3092\u8aad\u3080\u3053\u3068\u304c\u3067\u304d\u307e\u305b\u3093\u3002<\/li>\n<li><strong>\u30c7\u30b8\u30bf\u30eb\u7f72\u540d<\/strong>: \u9001\u4fe1\u8005\u306e\u79d8\u5bc6\u9375\u3067\u7f72\u540d\u3059\u308b\u3053\u3068\u3067\u3001\u9001\u4fe1\u8005\u304c\u672c\u4eba\u3067\u3042\u308b\u3053\u3068\u3092\u8a3c\u660e\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n<p>DKIM\u304c\u30c9\u30e1\u30a4\u30f3\u5358\u4f4d\u3067\u306e\u8a8d\u8a3c\u3067\u3042\u308b\u306e\u306b\u5bfe\u3057\u3001S\/MIME\u306f\u300c\u7d4c\u7406\u90e8\u306e\u7530\u4e2d\u3055\u3093\u672c\u4eba\u300d\u3068\u3044\u3063\u305f\u500b\u4eba\u5358\u4f4d\u3067\u306e\u6b63\u5f53\u6027\u3092\u8a3c\u660e\u3067\u304d\u308b\u70b9\u304c\u5927\u304d\u306a\u9055\u3044\u3067\u3059\u3002<\/p>\n<h4>\u5404\u6280\u8853\u306e\u6bd4\u8f03\u307e\u3068\u3081<\/h4>\n<table border=\"1\">\n<thead>\n<tr>\n<th>\u6280\u8853<\/th>\n<th>\u4e3b\u306a\u76ee\u7684<\/th>\n<th>\u8a8d\u8a3c\u5358\u4f4d<\/th>\n<th>\u691c\u8a3c\u65b9\u6cd5<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>SPF<\/strong><\/td>\n<td>\u9001\u4fe1\u30b5\u30fc\u30d0\u30fc\u306eIP\u30a2\u30c9\u30ec\u30b9\u691c\u8a3c<\/td>\n<td>\u30c9\u30e1\u30a4\u30f3<\/td>\n<td>DNS\u306b\u767b\u9332\u3055\u308c\u305fIP\u30ea\u30b9\u30c8\u3068\u7167\u5408<\/td>\n<\/tr>\n<tr>\n<td><strong>DKIM<\/strong><\/td>\n<td>\u9001\u4fe1\u5143\u306e\u6b63\u507d\uff0f\u6539\u3056\u3093\u691c\u77e5<\/td>\n<td>\u30c9\u30e1\u30a4\u30f3<\/td>\n<td>\u96fb\u5b50\u7f72\u540d\u3092DNS\u306e\u516c\u958b\u9375\u3067\u691c\u8a3c<\/td>\n<\/tr>\n<tr>\n<td><strong>S\/MIME<\/strong><\/td>\n<td>\u672c\u4eba\u6027\u306e\u8a3c\u660e\uff0f\u5185\u5bb9\u306e\u6697\u53f7\u5316<\/td>\n<td>\u500b\u4eba<\/td>\n<td>\u500b\u4eba\u306e\u96fb\u5b50\u8a3c\u660e\u66f8\uff08\u516c\u958b\u9375\/\u79d8\u5bc6\u9375\uff09<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u30da\u30b7\u30e3\u30ea\u30b9\u30c8\u8a66\u9a13\u3067\u306f\u3001\u3053\u308c\u3089\u306e\u6280\u8853\u304c\u3069\u306e\u3088\u3046\u306b\u9023\u643a\u3057\u3066\u8ff7\u60d1\u30e1\u30fc\u30eb\u5bfe\u7b56\u3092\u5b9f\u73fe\u3057\u3066\u3044\u308b\u306e\u304b\u3001\u305d\u306e\u5168\u4f53\u50cf\u3092\u7406\u89e3\u3057\u3066\u304a\u304f\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n<hr>\n<h2>\u901a\u4fe1\u306e\u76d7\u8074\u30fb\u6539\u3056\u3093\u30ea\u30b9\u30af\u306b\u5099\u3048\u308b\u2502Forward Secrecy\u3068HSTS\u306e\u91cd\u8981\u6027<\/h2>\n<p>HTTPS\uff08SSL\/TLS\uff09\u3092\u4f7f\u3063\u3066\u3044\u308c\u3070\u5b89\u5168\u3001\u3068\u4e00\u6982\u306b\u306f\u8a00\u3048\u307e\u305b\u3093\u3002\u901a\u4fe1\u3092\u3088\u308a\u5f37\u56fa\u306b\u4fdd\u8b77\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u30b5\u30fc\u30d0\u30fc\u306e\u79d8\u5bc6\u9375\u304c\u6f0f\u6d29\u3057\u305f\u5834\u5408\u306e\u30ea\u30b9\u30af\u3084\u3001HTTPS\u3078\u306e\u63a5\u7d9a\u3092\u59a8\u5bb3\u3059\u308b\u653b\u6483\u3078\u306e\u5bfe\u7b56\u304c\u5fc5\u8981\u3067\u3059\u3002\u3053\u3053\u3067\u306f\u3001\u4e00\u6b69\u9032\u3093\u3060\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u6280\u8853\u3067\u3042\u308b\u300cForward Secrecy\u300d\u3068\u300cHSTS\u300d\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n<h3>Forward Secrecy\uff08\u524d\u65b9\u79d8\u533f\u6027\uff09\uff1a\u904e\u53bb\u306e\u901a\u4fe1\u3092\u5b88\u308b\u4ed5\u7d44\u307f<\/h3>\n<p>\u901a\u5e38\u306eHTTPS\u901a\u4fe1\u3067\u306f\u3001\u30b5\u30fc\u30d0\u30fc\u304c\u6301\u3064\u4e00\u3064\u306e\u300c\u79d8\u5bc6\u9375\u300d\u3092\u4f7f\u3063\u3066\u6697\u53f7\u5316\u306e\u9375\u4ea4\u63db\u3092\u884c\u3044\u307e\u3059\u3002\u3082\u3057\u3001\u3053\u306e\u30b5\u30fc\u30d0\u30fc\u306e\u79d8\u5bc6\u9375\u304c\u4f55\u3089\u304b\u306e\u7406\u7531\u3067\u6f0f\u6d29\u3057\u3066\u3057\u307e\u3046\u3068\u3001\u904e\u53bb\u306b\u508d\u53d7\u30fb\u8a18\u9332\u3055\u308c\u3066\u3044\u305f\u6697\u53f7\u901a\u4fe1\u306e\u3059\u3079\u3066\u304c\u89e3\u8aad\u3055\u308c\u3066\u3057\u307e\u3046\u5371\u967a\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p><strong>Forward Secrecy (FS)<\/strong>\u307e\u305f\u306f<strong>Perfect Forward Secrecy (PFS)<\/strong>\u306f\u3001\u3053\u306e\u30ea\u30b9\u30af\u3092\u56de\u907f\u3059\u308b\u305f\u3081\u306e\u4ed5\u7d44\u307f\u3067\u3059\u3002FS\u3067\u306f\u3001\u901a\u4fe1\u30bb\u30c3\u30b7\u30e7\u30f3\u3054\u3068\u306b<strong>\u4e00\u6642\u7684\u306a\u4f7f\u3044\u6368\u3066\u306e\u9375\uff08\u30a8\u30d5\u30a7\u30e1\u30e9\u30eb\u30ad\u30fc\uff09<\/strong>\u3092\u751f\u6210\u3057\u3001\u30c7\u30fc\u30bf\u306e\u6697\u53f7\u5316\u306b\u306f\u305d\u306e\u4e00\u6642\u9375\u3092\u4f7f\u3044\u307e\u3059\u3002\u30b5\u30fc\u30d0\u30fc\u306e\u9577\u671f\u7684\u306a\u79d8\u5bc6\u9375\u306f\u3001\u3053\u306e\u4e00\u6642\u9375\u3092\u4ea4\u63db\u3059\u308b\u969b\u306e\u300c\u7f72\u540d\uff08\u8a8d\u8a3c\uff09\u300d\u306b\u306e\u307f\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u30bb\u30c3\u30b7\u30e7\u30f3\u304c\u7d42\u4e86\u3059\u308b\u3068\u4e00\u6642\u9375\u306f\u7834\u68c4\u3055\u308c\u308b\u305f\u3081\u3001\u4e07\u304c\u4e00\u30b5\u30fc\u30d0\u30fc\u306e\u79d8\u5bc6\u9375\u304c\u5c06\u6765\u6f0f\u6d29\u3057\u305f\u3068\u3057\u3066\u3082\u3001\u904e\u53bb\u306e\u901a\u4fe1\u5185\u5bb9\u304c\u89e3\u8aad\u3055\u308c\u308b\u3053\u3068\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<h4>\u5b9f\u751f\u6d3b\u3067\u306e\u4f8b\uff1a\u4f1a\u8a71\u3054\u3068\u306b\u5909\u308f\u308b\u5408\u8a00\u8449 &#x1f92b;<\/h4>\n<p>Forward Secrecy\u306f\u3001\u79d8\u5bc6\u306e\u4f1a\u8a71\u3092\u3059\u308b\u969b\u306e\u5408\u8a00\u8449\u306b\u4f3c\u3066\u3044\u307e\u3059\u3002<\/p>\n<ul>\n<li><strong>FS\u304c\u306a\u3044\u5834\u5408<\/strong>: \u4e00\u3064\u306e\u300c\u30de\u30b9\u30bf\u30fc\u5408\u8a00\u8449\u300d\uff08\u30b5\u30fc\u30d0\u30fc\u306e\u79d8\u5bc6\u9375\uff09\u3092\u305a\u3063\u3068\u4f7f\u3044\u7d9a\u3051\u307e\u3059\u3002\u3053\u306e\u5408\u8a00\u8449\u304c\u6f0f\u308c\u308b\u3068\u3001\u904e\u53bb\u306e\u4f1a\u8a71\u306e\u30e1\u30e2\uff08\u508d\u53d7\u30c7\u30fc\u30bf\uff09\u304c\u3059\u3079\u3066\u89e3\u8aad\u3055\u308c\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/li>\n<li><strong>FS\u304c\u3042\u308b\u5834\u5408<\/strong>: \u4f1a\u8a71\u306e\u305f\u3073\u306b\u3001\u305d\u306e\u5834\u9650\u308a\u306e\u65b0\u3057\u3044\u5408\u8a00\u8449\uff08\u4e00\u6642\u9375\uff09\u3092\u6c7a\u3081\u307e\u3059\u3002\u4f1a\u8a71\u304c\u7d42\u308f\u308c\u3070\u305d\u306e\u5408\u8a00\u8449\u306f\u5fd8\u308c\u3066\u3057\u307e\u3044\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u305f\u3068\u3048\u30de\u30b9\u30bf\u30fc\u5408\u8a00\u8449\u3092\u77e5\u3089\u308c\u3066\u3082\u3001\u904e\u53bb\u306e\u7279\u5b9a\u306e\u4f1a\u8a71\u5185\u5bb9\u307e\u3067\u306f\u5206\u304b\u308a\u307e\u305b\u3093\u3002<\/li>\n<\/ul>\n<h3>HSTS (HTTP Strict Transport Security)\uff1a\u5e38\u6642SSL\/TLS\u63a5\u7d9a\u306e\u5f37\u5236<\/h3>\n<p>\u30e6\u30fc\u30b6\u30fc\u304cWeb\u30b5\u30a4\u30c8\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u969b\u3001URL\u306b<code>https<\/code>\u3092\u4ed8\u3051\u305a\u306b<code>example.com<\/code>\u3068\u5165\u529b\u3059\u308b\u3053\u3068\u304c\u3088\u304f\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u5834\u5408\u3001\u30d6\u30e9\u30a6\u30b6\u306f\u307e\u305a\u6697\u53f7\u5316\u3055\u308c\u3066\u3044\u306a\u3044HTTP\u3067\u30a2\u30af\u30bb\u30b9\u3057\u3001\u305d\u306e\u5f8c\u30b5\u30fc\u30d0\u30fc\u304b\u3089\u306e\u6307\u793a\uff08\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\uff09\u3092\u53d7\u3051\u3066HTTPS\u306b\u5207\u308a\u66ff\u308f\u308a\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u6700\u521d\u306eHTTP\u63a5\u7d9a\u306e\u77ac\u9593\u3092\u72d9\u3044\u3001HTTPS\u3078\u306e\u5207\u308a\u66ff\u3048\u3092\u59a8\u5bb3\u3057\u3066\u901a\u4fe1\u3092\u76d7\u8074\u3059\u308b\u653b\u6483\u3092<strong>SSL\u30b9\u30c8\u30ea\u30c3\u30d4\u30f3\u30b0\u653b\u6483<\/strong>\u3068\u547c\u3073\u307e\u3059\u3002<\/p>\n<p><strong>HSTS (HTTP Strict Transport Security)<\/strong>\u306f\u3001\u3053\u306e\u653b\u6483\u3092\u9632\u3050\u305f\u3081\u306e\u4ed5\u7d44\u307f\u3067\u3059\u3002\u30b5\u30fc\u30d0\u30fc\u306f\u3001\u4e00\u5ea6HTTPS\u3067\u63a5\u7d9a\u3057\u3066\u304d\u305f\u30d6\u30e9\u30a6\u30b6\u306b\u5bfe\u3057\u3001\u300cStrict-Transport-Security\u300d\u3068\u3044\u3046\u7279\u5225\u306a\u5fdc\u7b54\u30d8\u30c3\u30c0\u3092\u8fd4\u3057\u307e\u3059\u3002\u3053\u306e\u30d8\u30c3\u30c0\u3092\u53d7\u3051\u53d6\u3063\u305f\u30d6\u30e9\u30a6\u30b6\u306f\u3001\u300c\u3053\u306e\u30b5\u30a4\u30c8\u306f\u3001\u4eca\u5f8c\u6307\u5b9a\u3055\u308c\u305f\u671f\u9593\uff08\u4f8b\uff1a1\u5e74\u9593\uff09\u3001\u5fc5\u305aHTTPS\u3067\u63a5\u7d9a\u3059\u308b\u3053\u3068\u300d\u3068\u3044\u3046\u30eb\u30fc\u30eb\u3092\u8a18\u61b6\u3057\u307e\u3059\u3002<\/p>\n<p>\u4ee5\u964d\u3001\u30e6\u30fc\u30b6\u30fc\u304c<code>http:\/\/example.com<\/code>\u3084<code>example.com<\/code>\u3068\u5165\u529b\u3057\u3066\u3082\u3001\u30d6\u30e9\u30a6\u30b6\u304c<strong>\u81ea\u52d5\u7684\u306b<code>https:\/\/example.com<\/code>\u306b\u66f8\u304d\u63db\u3048<\/strong>\u3001\u6700\u521d\u304b\u3089HTTPS\u3067\u901a\u4fe1\u3092\u958b\u59cb\u3057\u3066\u304f\u308c\u308b\u306e\u3067\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001SSL\u30b9\u30c8\u30ea\u30c3\u30d4\u30f3\u30b0\u653b\u6483\u3092\u53d7\u3051\u308b\u9699\u304c\u306a\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n<h4>\u5b9f\u751f\u6d3b\u3067\u306e\u4f8b\uff1a\u304a\u5f97\u610f\u69d8\u5c02\u7528\u306e\u76f4\u901a\u30a4\u30f3\u30bf\u30fc\u30db\u30f3 &#x1f4de;<\/h4>\n<p>HSTS\u306f\u3001\u30d3\u30eb\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30b7\u30b9\u30c6\u30e0\u306b\u4f8b\u3048\u3089\u308c\u307e\u3059\u3002<\/p>\n<ul>\n<li><strong>HSTS\u304c\u306a\u3044\u5834\u5408<\/strong>: \u6bce\u56de1\u968e\u306e\u7dcf\u5408\u53d7\u4ed8\uff08HTTP\uff09\u306b\u884c\u3063\u3066\u304b\u3089\u3001\u8b66\u5099\u54e1\u306b\u6848\u5185\u3055\u308c\u3066\u76ee\u7684\u306e\u30aa\u30d5\u30a3\u30b9\uff08HTTPS\uff09\u3078\u5411\u304b\u3044\u307e\u3059\u3002\u60aa\u610f\u306e\u3042\u308b\u4eba\u7269\u304c\u8b66\u5099\u54e1\u306b\u306a\u308a\u3059\u307e\u3057\u3001\u507d\u306e\u30aa\u30d5\u30a3\u30b9\u306b\u6848\u5185\u3059\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/li>\n<li><strong>HSTS\u304c\u3042\u308b\u5834\u5408<\/strong>: \u4e00\u5ea6\u6b63\u898f\u306e\u30aa\u30d5\u30a3\u30b9\u3092\u8a2a\u308c\u308b\u3068\u3001\u300c\u6b21\u56de\u304b\u3089\u306f\u3053\u3061\u3089\u306e\u76f4\u901a\u30a4\u30f3\u30bf\u30fc\u30db\u30f3\uff08HSTS\u8a2d\u5b9a\uff09\u3092\u304a\u4f7f\u3044\u304f\u3060\u3055\u3044\u300d\u3068\u6559\u3048\u3089\u308c\u307e\u3059\u3002\u6b21\u56de\u4ee5\u964d\u306f\u7dcf\u5408\u53d7\u4ed8\u3092\u901a\u3089\u305a\u3001\u76f4\u63a5\u5b89\u5168\u306a\u30eb\u30fc\u30c8\u3067\u30aa\u30d5\u30a3\u30b9\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u308b\u305f\u3081\u3001\u9014\u4e2d\u3067\u9a19\u3055\u308c\u308b\u5371\u967a\u304c\u3042\u308a\u307e\u305b\u3093\u3002<\/li>\n<\/ul>\n<p>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u30da\u30b7\u30e3\u30ea\u30b9\u30c8\u8a66\u9a13\u3067\u306f\u3001\u3053\u308c\u3089HTTPS\u3092\u88dc\u5f37\u3059\u308b\u6280\u8853\u306e\u76ee\u7684\u3068\u4ed5\u7d44\u307f\u3092\u6b63\u3057\u304f\u7406\u89e3\u3057\u3066\u304a\u304f\u3053\u3068\u304c\u3001\u30bb\u30ad\u30e5\u30a2\u306a\u30b7\u30b9\u30c6\u30e0\u8a2d\u8a08\u306b\u95a2\u3059\u308b\u554f\u984c\u306b\u5bfe\u5fdc\u3059\u308b\u4e0a\u3067\u975e\u5e38\u306b\u91cd\u8981\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<hr>\n<h2>\u5de7\u5999\u5316\u3059\u308b\u30b5\u30a4\u30d0\u30fc\u653b\u6483\u57fa\u76e4\u2502Fast Flux \/ Domain Flux\u3068UTM\u306b\u3088\u308b\u7d71\u5408\u8105\u5a01\u7ba1\u7406<\/h2>\n<p>\u30b5\u30a4\u30d0\u30fc\u653b\u6483\u8005\u306f\u3001\u81ea\u8eab\u306e\u6b63\u4f53\u3084\u653b\u6483\u306e\u53f8\u4ee4\u5854\u3068\u306a\u308b\u30b5\u30fc\u30d0\u30fc\uff08C&amp;C\u30b5\u30fc\u30d0\u30fc\uff09\u306e\u5834\u6240\u3092\u96a0\u853d\u3059\u308b\u305f\u3081\u306b\u3001DNS\u3092\u60aa\u7528\u3057\u305f\u5de7\u5999\u306a\u30c6\u30af\u30cb\u30c3\u30af\u3092\u7528\u3044\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u4ee3\u8868\u7684\u306a\u624b\u6cd5\u3067\u3042\u308b\u300cFast Flux\u300d\u300cDomain Flux\u300d\u3068\u3001\u305d\u308c\u3089\u3092\u542b\u3080\u591a\u69d8\u306a\u8105\u5a01\u306b\u5bfe\u6297\u3059\u308b\u305f\u3081\u306e\u300cUTM\u300d\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n<h3>Fast Flux \/ Domain Flux\uff1a\u653b\u6483\u30b5\u30fc\u30d0\u30fc\u3092\u96a0\u3059DNS\u306e\u60aa\u7528<\/h3>\n<p>\u30dc\u30c3\u30c8\u30cd\u30c3\u30c8\u306a\u3069\u306e\u653b\u6483\u57fa\u76e4\u3092\u505c\u6b62\u3055\u305b\u308b\u306b\u306f\u3001\u305d\u306e\u53f8\u4ee4\u5854\u3067\u3042\u308bC&amp;C\u30b5\u30fc\u30d0\u30fc\u3092\u7279\u5b9a\u3057\u3001\u7121\u529b\u5316\u3059\u308b\u306e\u304c\u52b9\u679c\u7684\u3067\u3059\u3002\u3057\u304b\u3057\u3001\u653b\u6483\u8005\u306f\u305d\u308c\u3092\u3055\u305b\u306a\u3044\u305f\u3081\u306b\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u624b\u6cd5\u3067\u30b5\u30fc\u30d0\u30fc\u306e\u5834\u6240\u3092\u7d76\u3048\u305a\u5909\u5316\u3055\u305b\u307e\u3059\u3002<\/p>\n<h4>Fast Flux\uff08\u30d5\u30a1\u30b9\u30c8\u30fb\u30d5\u30e9\u30c3\u30af\u30b9\uff09<\/h4>\n<p><strong>Fast Flux<\/strong>\u306f\u3001\u4e00\u3064\u306e\u30c9\u30e1\u30a4\u30f3\u540d\u306b\u3001\u591a\u6570\u306eIP\u30a2\u30c9\u30ec\u30b9\u3092\u7d10\u4ed8\u3051\u3001\u304b\u3064\u305d\u306e\u5bfe\u5fdc\u3092\u975e\u5e38\u306b\u77ed\u3044\u9593\u9694\uff08\u6570\u5206\u5358\u4f4d\uff09\u3067\u5909\u66f4\u3057\u7d9a\u3051\u308b\u624b\u6cd5\u3067\u3059\u3002<\/p>\n<p>DNS\u30ec\u30b3\u30fc\u30c9\u306eTTL\uff08Time To Live\uff09\u5024\u3092\u6975\u7aef\u306b\u77ed\u304f\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u3067\u3001\u5229\u7528\u8005\u304c\u30c9\u30e1\u30a4\u30f3\u540d\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u305f\u3073\u306bDNS\u3078\u306e\u554f\u3044\u5408\u308f\u305b\u304c\u767a\u751f\u3057\u3001\u6bce\u56de\u7570\u306a\u308bIP\u30a2\u30c9\u30ec\u30b9\uff08\u30dc\u30c3\u30c8\u30cd\u30c3\u30c8\u306b\u611f\u67d3\u3057\u305f\u591a\u6570\u306ePC\uff09\u304c\u8fd4\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u62c5\u5f53\u8005\u304c\u653b\u6483\u306e\u9707\u6e90\u5730\u3068\u306a\u308b\u30b5\u30fc\u30d0\u30fc\u306eIP\u30a2\u30c9\u30ec\u30b9\u3092\u7279\u5b9a\u3057\u3001\u30d6\u30ed\u30c3\u30af\u3059\u308b\u3053\u3068\u3092\u56f0\u96e3\u306b\u3057\u307e\u3059\u3002<\/p>\n<h4>\u5b9f\u751f\u6d3b\u3067\u306e\u4f8b\uff1a\u6570\u5206\u3054\u3068\u306b\u5165\u308c\u66ff\u308f\u308b\u30a2\u30b8\u30c8 &#x1f3c3;&#x200d;&#x2642;&#xfe0f;<\/h4>\n<p>\u3053\u308c\u306f\u3001\u72af\u7f6a\u7d44\u7e54\u304c\u6307\u4ee4\u3092\u51fa\u3059\u30a2\u30b8\u30c8\u306e\u5834\u6240\u3092\u6570\u5206\u3054\u3068\u5909\u3048\u7d9a\u3051\u308b\u3088\u3046\u306a\u3082\u306e\u3067\u3059\u3002\u7d44\u7e54\u306e\u540d\u524d\uff08\u30c9\u30e1\u30a4\u30f3\u540d\uff09\u306f\u540c\u3058\u3067\u3082\u3001\u8b66\u5bdf\u304c\u305d\u306e\u4f4f\u6240\uff08IP\u30a2\u30c9\u30ec\u30b9\uff09\u3092\u7a81\u304d\u6b62\u3081\u3066\u8e0f\u307f\u8fbc\u3082\u3046\u3068\u3059\u308b\u9803\u306b\u306f\u3001\u3059\u3067\u306b\u3082\u306c\u3051\u306e\u6bbb\u3067\u3001\u6b21\u306e\u30a2\u30b8\u30c8\u306b\u79fb\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<h4>Domain Flux\uff08\u30c9\u30e1\u30a4\u30f3\u30fb\u30d5\u30e9\u30c3\u30af\u30b9\uff09<\/h4>\n<p><strong>Domain Flux<\/strong>\u306f\u3001\u30de\u30eb\u30a6\u30a7\u30a2\u304c\u65e5\u6b21\u3084\u6642\u9593\u5358\u4f4d\u3067\u3001\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306b\u57fa\u3065\u3044\u3066\u5927\u91cf\u306e\u30c9\u30e1\u30a4\u30f3\u540d\u3092\u751f\u6210\u3057\u3001\u305d\u306e\u3046\u3061\u306e\u4e00\u3064\u306b\u30a2\u30af\u30bb\u30b9\u3092\u8a66\u307f\u308b\u624b\u6cd5\u3067\u3059\u3002\u3053\u306e\u4ed5\u7d44\u307f\u306f<strong>DGA (Domain Generation Algorithm)<\/strong>\u3068\u3082\u547c\u3070\u308c\u307e\u3059\u3002<\/p>\n<p>\u653b\u6483\u8005\u306f\u3001\u751f\u6210\u3055\u308c\u308b\u7121\u6570\u306e\u30c9\u30e1\u30a4\u30f3\u540d\u306e\u4e2d\u304b\u3089\u4e00\u3064\u3060\u3051\u3092\u5b9f\u969b\u306b\u767b\u9332\u3057\u3001C&amp;C\u30b5\u30fc\u30d0\u30fc\u3092\u8a2d\u7f6e\u3057\u307e\u3059\u3002\u30de\u30eb\u30a6\u30a7\u30a2\u5074\u306f\u3001\u3069\u306e\u30c9\u30e1\u30a4\u30f3\u304c\u6709\u52b9\u306b\u306a\u308b\u304b\u3092\u77e5\u3063\u3066\u3044\u308b\u305f\u3081\u3001C&amp;C\u30b5\u30fc\u30d0\u30fc\u3068\u901a\u4fe1\u3092\u78ba\u7acb\u3067\u304d\u307e\u3059\u3002\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5074\u306f\u3001\u6b21\u306b\u3069\u306e\u30c9\u30e1\u30a4\u30f3\u540d\u304c\u4f7f\u308f\u308c\u308b\u304b\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3092\u89e3\u8aad\u3057\u306a\u3044\u9650\u308a\u4e88\u6e2c\u304c\u96e3\u3057\u304f\u3001\u30c9\u30e1\u30a4\u30f3\u540d\u3092\u57fa\u6e96\u3068\u3057\u305f\u30d6\u30e9\u30c3\u30af\u30ea\u30b9\u30c8\u5bfe\u7b56\u304c\u56f0\u96e3\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<h4>\u5b9f\u751f\u6d3b\u3067\u306e\u4f8b\uff1a\u6bce\u65e5\u5909\u308f\u308b\u79d8\u5bc6\u306e\u9023\u7d61\u5834\u6240 &#x1f4c5;<\/h4>\n<p>\u3053\u308c\u306f\u3001\u30b9\u30d1\u30a4\u304c\u6bce\u65e5\u3001\u6697\u53f7\u8868\uff08\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\uff09\u306b\u57fa\u3065\u3044\u3066\u5272\u308a\u51fa\u3055\u308c\u308b100\u7b87\u6240\u306e\u300c\u79d8\u5bc6\u306e\u9023\u7d61\u5834\u6240\u5019\u88dc\uff08\u751f\u6210\u3055\u308c\u305f\u30c9\u30e1\u30a4\u30f3\uff09\u300d\u306e\u3046\u3061\u3001\u53f8\u4ee4\u5b98\u304c\u305d\u306e\u65e5\u3060\u3051\u4f7f\u3046\u3068\u6c7a\u3081\u305f1\u7b87\u6240\uff08\u767b\u9332\u3055\u308c\u305f\u30c9\u30e1\u30a4\u30f3\uff09\u306b\u63a5\u89e6\u3092\u8a66\u307f\u308b\u3088\u3046\u306a\u3082\u306e\u3067\u3059\u3002<\/p>\n<h3>UTM (Unified Threat Management)\uff1a\u7d71\u5408\u8105\u5a01\u7ba1\u7406<\/h3>\n<p>Fast Flux\u3084\u30de\u30eb\u30a6\u30a7\u30a2\u3001\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u306a\u3069\u3001\u591a\u69d8\u5316\u30fb\u5de7\u5999\u5316\u3059\u308b\u8105\u5a01\u3078\u500b\u5225\u306b\u5bfe\u51e6\u3059\u308b\u306e\u306f\u975e\u5e38\u306b\u5927\u5909\u3067\u3059\u3002\u305d\u3053\u3067\u767b\u5834\u3057\u305f\u306e\u304c<strong>UTM (Unified Threat Management)<\/strong>\u3067\u3059\u3002<\/p>\n<p>UTM\u306f\u3001\u5f93\u6765\u306f\u500b\u5225\u306e\u6a5f\u5668\u3068\u3057\u3066\u5c0e\u5165\u3055\u308c\u3066\u3044\u305f\u8907\u6570\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u6a5f\u80fd\u3092\u3001\u4e00\u3064\u306e\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\uff08\u30a2\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\uff09\u306b\u7d71\u5408\u3057\u305f\u88fd\u54c1\u3067\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u7ba1\u7406\u30fb\u904b\u7528\u30b3\u30b9\u30c8\u3092\u524a\u6e1b\u3057\u3064\u3064\u3001\u591a\u5c64\u7684\u306a\u9632\u5fa1\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002<\/p>\n<p>\u4e00\u822c\u7684\u306bUTM\u306b\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u6a5f\u80fd\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/p>\n<ul>\n<li><strong>\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb<\/strong>: \u4e0d\u6b63\u306a\u901a\u4fe1\u3092\u906e\u65ad\u3059\u308b\u57fa\u672c\u7684\u306a\u58c1\u3002<\/li>\n<li><strong>VPN<\/strong>: \u62e0\u70b9\u306eLAN\u540c\u58eb\u3084\u3001\u30ea\u30e2\u30fc\u30c8\u30a2\u30af\u30bb\u30b9\u3092\u5b89\u5168\u306b\u63a5\u7d9a\u3059\u308b\u30c8\u30f3\u30cd\u30ea\u30f3\u30b0\u6a5f\u80fd\u3002<\/li>\n<li><strong>IPS\/IDS<\/strong>: \u4e0d\u6b63\u4fb5\u5165\u3092\u691c\u77e5\u30fb\u9632\u5fa1\u3059\u308b\u30b7\u30b9\u30c6\u30e0\u3002<\/li>\n<li><strong>\u30a2\u30f3\u30c1\u30a6\u30a4\u30eb\u30b9<\/strong>: \u901a\u4fe1\u7d4c\u8def\u4e0a\u3067\u30a6\u30a4\u30eb\u30b9\u3092\u691c\u77e5\u30fb\u9664\u53bb\u3059\u308b\u3002<\/li>\n<li><strong>Web\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0<\/strong>: \u5371\u967a\u306a\u30b5\u30a4\u30c8\u3084\u696d\u52d9\u306b\u95a2\u4fc2\u306a\u3044\u30b5\u30a4\u30c8\u3078\u306e\u30a2\u30af\u30bb\u30b9\u3092\u30d6\u30ed\u30c3\u30af\u3059\u308b\u3002<\/li>\n<li><strong>\u30a2\u30f3\u30c1\u30b9\u30d1\u30e0<\/strong>: \u8ff7\u60d1\u30e1\u30fc\u30eb\u3092\u906e\u65ad\u3059\u308b\u3002<\/li>\n<\/ul>\n<h4>\u5b9f\u751f\u6d3b\u3067\u306e\u4f8b\uff1a\u4e07\u80fd\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30b2\u30fc\u30c8 &#x1f6c2;<\/h4>\n<p>UTM\u306f\u3001\u7a7a\u6e2f\u306e\u6700\u65b0\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30b2\u30fc\u30c8\u306b\u4f3c\u3066\u3044\u307e\u3059\u3002\u30d1\u30b9\u30dd\u30fc\u30c8\u30c1\u30a7\u30c3\u30af\uff08\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\uff09\u3001\u4e0d\u5be9\u7269\u30b9\u30ad\u30e3\u30f3\uff08IPS\uff09\u3001\u5371\u967a\u7269\u691c\u77e5\uff08\u30a2\u30f3\u30c1\u30a6\u30a4\u30eb\u30b9\uff09\u3001\u642d\u4e57\u5238\u306e\u884c\u304d\u5148\u78ba\u8a8d\uff08Web\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\uff09\u3068\u3044\u3063\u305f\u8907\u6570\u306e\u30c1\u30a7\u30c3\u30af\u3092\u3001\u4e00\u3064\u306e\u30b2\u30fc\u30c8\u3067\u7d71\u5408\u7684\u306b\u884c\u3044\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u52b9\u7387\u7684\u304b\u3064\u9ad8\u5ea6\u306a\u5b89\u5168\u6027\u304c\u78ba\u4fdd\u3055\u308c\u308b\u306e\u3067\u3059\u3002<\/p>\n<p>Fast Flux\u306e\u3088\u3046\u306a\u5de7\u5999\u306a\u653b\u6483\u306b\u5bfe\u3057\u3066\u306f\u3001\u5358\u4e00\u306e\u5bfe\u7b56\u3060\u3051\u3067\u306f\u4e0d\u5341\u5206\u3067\u3059\u3002UTM\u306e\u3088\u3046\u306b\u8907\u6570\u306e\u9632\u5fa1\u6a5f\u80fd\u3092\u9023\u643a\u3055\u305b\u308b\u3053\u3068\u3067\u3001\u8105\u5a01\u3092\u691c\u77e5\u3067\u304d\u308b\u53ef\u80fd\u6027\u304c\u9ad8\u307e\u308a\u307e\u3059\u3002<\/p>\n<hr>\n<h2>\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u767a\u751f\u5f8c\u306e\u6700\u5f8c\u306e\u7826\u2502\u30c7\u30b8\u30bf\u30eb\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u30b9\u306e\u5f79\u5272\u3068\u30d7\u30ed\u30bb\u30b9<\/h2>\n<p>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u3092\u4e07\u5168\u306b\u3057\u3066\u3044\u3066\u3082\u3001\u30b5\u30a4\u30d0\u30fc\u653b\u6483\u3092100%\u9632\u3050\u3053\u3068\u306f\u56f0\u96e3\u3067\u3059\u3002\u4e07\u304c\u4e00\u3001\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u3084\u60c5\u5831\u6f0f\u6d29\u306a\u3069\u306e\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u304c\u767a\u751f\u3057\u3066\u3057\u307e\u3063\u305f\u5834\u5408\u3001\u305d\u306e\u88ab\u5bb3\u3092\u660e\u3089\u304b\u306b\u3057\u3001\u6cd5\u7684\u306a\u8a3c\u62e0\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306e\u6d3b\u52d5\u304c\u4e0d\u53ef\u6b20\u306b\u306a\u308a\u307e\u3059\u3002\u305d\u308c\u304c<strong>\u30c7\u30b8\u30bf\u30eb\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u30b9<\/strong>\u3067\u3059\u3002<\/p>\n<h3>\u30c7\u30b8\u30bf\u30eb\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u30b9\u3068\u306f\uff1f \u30c7\u30b8\u30bf\u30eb\u4e16\u754c\u306e\u79d1\u5b66\u635c\u67fb<\/h3>\n<p><strong>\u30c7\u30b8\u30bf\u30eb\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u30b9<\/strong>\u3068\u306f\u3001PC\u3084\u30b5\u30fc\u30d0\u30fc\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u6a5f\u5668\u306a\u3069\u306b\u6b8b\u3055\u308c\u305f\u30ed\u30b0\u306a\u3069\u306e\u96fb\u5b50\u7684\u8a18\u9332\uff08\u30c7\u30b8\u30bf\u30eb\u30c7\u30fc\u30bf\uff09\u3092\u53ce\u96c6\u30fb\u5206\u6790\u3057\u3001\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u306e\u539f\u56e0\u7a76\u660e\u3084\u6cd5\u7684\u306a\u8a3c\u62e0\u6027\u3092\u660e\u3089\u304b\u306b\u3059\u308b\u4e00\u9023\u306e\u6280\u8853\u3084\u624b\u7d9a\u304d\u306e\u3053\u3068\u3067\u3059\u3002\u300c\u30c7\u30b8\u30bf\u30eb\u306e\u79d1\u5b66\u635c\u67fb\u300d\u3068\u3082\u547c\u3070\u308c\u3001\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u5bfe\u5fdc\u306b\u304a\u3051\u308b\u6700\u5f8c\u306e\u7826\u3068\u8a00\u3048\u307e\u3059\u3002<\/p>\n<p>\u305d\u306e\u76ee\u7684\u306f\u3001\u5358\u306b\u30b7\u30b9\u30c6\u30e0\u3092\u5fa9\u65e7\u3055\u305b\u308b\u3053\u3068\u3060\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u300c\u4f55\u304c\u8d77\u304d\u305f\u306e\u304b\u300d\u300c\u88ab\u5bb3\u7bc4\u56f2\u306f\u3069\u3053\u307e\u3067\u304b\u300d\u300c\u653b\u6483\u8005\u306f\u8ab0\u3067\u3001\u3069\u306e\u3088\u3046\u306a\u624b\u6cd5\u3092\u4f7f\u3063\u305f\u306e\u304b\u300d\u3092\u89e3\u660e\u3057\u3001\u518d\u767a\u9632\u6b62\u7b56\u306e\u7b56\u5b9a\u3084\u3001\u72af\u4eba\u306b\u5bfe\u3059\u308b\u640d\u5bb3\u8ce0\u511f\u8acb\u6c42\u30fb\u5211\u4e8b\u544a\u8a34\u306a\u3069\u3092\u884c\u3046\u305f\u3081\u306e\u3001\u5ba2\u89b3\u7684\u306a\u8a3c\u62e0\u3092\u78ba\u4fdd\u3059\u308b\u3053\u3068\u306b\u3042\u308a\u307e\u3059\u3002<\/p>\n<h3>\u30c7\u30b8\u30bf\u30eb\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u30b9\u306e\u57fa\u672c\u7684\u306a\u30d7\u30ed\u30bb\u30b9<\/h3>\n<p>\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u8abf\u67fb\u306f\u3001\u8a3c\u62e0\u306e\u6b63\u5f53\u6027\u3092\u62c5\u4fdd\u3059\u308b\u305f\u3081\u306b\u3001\u53b3\u683c\u306a\u624b\u9806\u306b\u5247\u3063\u3066\u9032\u3081\u3089\u308c\u307e\u3059\u3002<\/p>\n<ol>\n<li><strong>\u8a3c\u62e0\u306e\u4fdd\u5168 (Preservation)<\/strong><br \/>\n    \u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u767a\u899a\u5f8c\u3001\u6700\u521d\u306b\u884c\u3046\u3079\u304d\u6700\u3082\u91cd\u8981\u306a\u30d5\u30a7\u30fc\u30ba\u3067\u3059\u3002\u8abf\u67fb\u5bfe\u8c61\u3068\u306a\u308b\u6a5f\u5668\u306e\u96fb\u6e90\u3092\u843d\u3068\u3055\u305a\u306b\u3001\u30cf\u30fc\u30c9\u30c7\u30a3\u30b9\u30af\u3084\u30e1\u30e2\u30ea\u306e<strong>\u5185\u5bb9\u3092\u5b8c\u5168\u306b\u30b3\u30d4\u30fc\uff08\u30a4\u30e1\u30fc\u30b8\u30f3\u30b0\uff09<\/strong>\u3057\u307e\u3059\u3002\u539f\u672c\u3092\u76f4\u63a5\u64cd\u4f5c\u3059\u308b\u3068\u3001\u610f\u56f3\u305b\u305a\u8a3c\u62e0\u3092\u7834\u58ca\u30fb\u6539\u5909\u3057\u3066\u3057\u307e\u3046\u53ef\u80fd\u6027\u304c\u3042\u308b\u305f\u3081\u3001\u5fc5\u305a\u4fdd\u5168\u3057\u305f\u30b3\u30d4\u30fc\u306b\u5bfe\u3057\u3066\u8abf\u67fb\u3092\u884c\u3044\u307e\u3059\u3002\u63ee\u767a\u6027\u306e\u9ad8\u3044\u30e1\u30e2\u30ea\u30c7\u30fc\u30bf\u304b\u3089\u512a\u5148\u7684\u306b\u4fdd\u5168\u3059\u308b\u306a\u3069\u3001\u624b\u9806\u3082\u91cd\u8981\u3067\u3059\u3002<\/li>\n<li><strong>\u8a3c\u62e0\u306e\u89e3\u6790 (Analysis)<\/strong><br \/>\n    \u4fdd\u5168\u3057\u305f\u30c7\u30fc\u30bf\u3092\u5c02\u9580\u306e\u30c4\u30fc\u30eb\u3092\u7528\u3044\u3066\u89e3\u6790\u3057\u3001\u653b\u6483\u306e\u75d5\u8de1\u3092\u63a2\u3057\u307e\u3059\u3002\u524a\u9664\u3055\u308c\u305f\u30d5\u30a1\u30a4\u30eb\u306e\u5fa9\u5143\u3001\u30ed\u30b0\u30d5\u30a1\u30a4\u30eb\u306e\u6642\u7cfb\u5217\u5206\u6790\u3001\u30de\u30eb\u30a6\u30a7\u30a2\u306e\u7279\u5b9a\u306a\u3069\u3092\u901a\u3058\u3066\u3001\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u306e\u5168\u4f53\u50cf\u3092\u518d\u69cb\u7bc9\u3057\u3066\u3044\u304d\u307e\u3059\u3002\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u6a5f\u5668\u306e\u30ed\u30b0\u3092\u5206\u6790\u3057\u3001\u4e0d\u6b63\u306a\u901a\u4fe1\u7d4c\u8def\u3092\u7279\u5b9a\u3059\u308b<strong>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u30b9<\/strong>\u3082\u3053\u306e\u4e00\u90e8\u3067\u3059\u3002<\/li>\n<li><strong>\u8a3c\u62e0\u306e\u5831\u544a (Reporting)<\/strong><br \/>\n    \u89e3\u6790\u306b\u3088\u3063\u3066\u660e\u3089\u304b\u306b\u306a\u3063\u305f\u4e8b\u5b9f\u3092\u3001\u5ba2\u89b3\u7684\u306a\u30ec\u30dd\u30fc\u30c8\u3068\u3057\u3066\u307e\u3068\u3081\u307e\u3059\u3002\u3044\u3064\u3001\u8ab0\u304c\u3001\u4f55\u3092\u3001\u3069\u306e\u3088\u3046\u306b\u304a\u3053\u306a\u3063\u305f\u306e\u304b\u3092\u6642\u7cfb\u5217\u3067\u6574\u7406\u3057\u3001\u7d4c\u55b6\u5c64\u3084\u6cd5\u52d9\u62c5\u5f53\u8005\u306a\u3069\u3001\u6280\u8853\u8005\u3067\u306a\u3044\u4eba\u306b\u3082\u7406\u89e3\u3067\u304d\u308b\u3088\u3046\u306b\u8a18\u8ff0\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u30ec\u30dd\u30fc\u30c8\u304c\u3001\u6cd5\u7684\u306a\u5834\u3067\u8a3c\u62e0\u3068\u3057\u3066\u63d0\u51fa\u3055\u308c\u307e\u3059\u3002<\/li>\n<\/ol>\n<h4>\u5b9f\u751f\u6d3b\u3067\u306e\u4f8b\uff1a\u73fe\u5b9f\u4e16\u754c\u306e\u4e8b\u4ef6\u635c\u67fb\uff08CSI\uff09 &#x1f50e;<\/h4>\n<p>\u30c7\u30b8\u30bf\u30eb\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u30b9\u306e\u30d7\u30ed\u30bb\u30b9\u306f\u3001\u30c6\u30ec\u30d3\u30c9\u30e9\u30de\u306a\u3069\u3067\u898b\u308b\u79d1\u5b66\u635c\u67fb\u305d\u306e\u3082\u306e\u3067\u3059\u3002<\/p>\n<ul>\n<li><strong>\u4fdd\u5168<\/strong>: \u635c\u67fb\u54e1\u304c\u73fe\u5834\u3092\u898f\u5236\u7dda\u3067\u56f2\u3044\u3001\u6307\u7d0b\u3084\u8db3\u8de1\u3092\u6d88\u3055\u306a\u3044\u3088\u3046\u306b\u614e\u91cd\u306b\u8a3c\u62e0\u3092\u63a1\u53d6\u3059\u308b\u6d3b\u52d5\u306b\u5bfe\u5fdc\u3057\u307e\u3059\u3002<\/li>\n<li><strong>\u89e3\u6790<\/strong>: \u9451\u8b58\u5b98\u304c\u30e9\u30dc\u306b\u6301\u3061\u5e30\u3063\u305f\u8a3c\u62e0\u54c1\u304b\u3089\u6307\u7d0b\u3092\u691c\u51fa\u3057\u305f\u308a\u3001DNA\u9451\u5b9a\u3092\u884c\u3063\u305f\u308a\u3059\u308b\u4f5c\u696d\u3067\u3059\u3002<\/li>\n<li><strong>\u5831\u544a<\/strong>: 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