{"id":5127,"date":"2023-08-22T12:52:28","date_gmt":"2023-08-22T12:52:28","guid":{"rendered":"https:\/\/www.iseepassword.jp\/blog\/?p=5127"},"modified":"2023-08-22T12:52:28","modified_gmt":"2023-08-22T12:52:28","slug":"how-to-close-unwanted-ports-on-android","status":"publish","type":"post","link":"https:\/\/www.iseepassword.jp\/blog\/how-to-close-unwanted-ports-on-android.html","title":{"rendered":"Android\u3067\u4e0d\u8981\u306a\u30dd\u30fc\u30c8\u3092\u9589\u3058\u308b\u65b9\u6cd5?"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_29 counter-hierarchy counter-disc\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\">\u76ee\u6b21<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" style=\"display: none;\"><label for=\"item\" aria-label=\"Table of Content\"><i class=\"ez-toc-glyphicon ez-toc-icon-toggle\"><\/i><\/label><input type=\"checkbox\" id=\"item\"><\/a><\/span><\/div>\n<nav><ul class=\"ez-toc-list ez-toc-list-level-1\"><li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.iseepassword.jp\/blog\/how-to-close-unwanted-ports-on-android.html\/#Video_Tutorial_%E5%8D%B1%E9%99%BA%E3%81%AA%E3%83%9D%E3%83%BC%E3%83%88%E7%95%AA%E5%8F%B7%E3%81%AF%E3%81%84%E3%81%8F%E3%81%A4%E3%81%A7%E3%81%99%E3%81%8B%EF%BC%9F\" title=\"Video Tutorial: \u5371\u967a\u306a\u30dd\u30fc\u30c8\u756a\u53f7\u306f\u3044\u304f\u3064\u3067\u3059\u304b\uff1f\">Video Tutorial: \u5371\u967a\u306a\u30dd\u30fc\u30c8\u756a\u53f7\u306f\u3044\u304f\u3064\u3067\u3059\u304b\uff1f<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.iseepassword.jp\/blog\/how-to-close-unwanted-ports-on-android.html\/#%E3%83%9D%E3%83%BC%E3%83%88%E3%82%92%E9%96%8B%E6%94%BE%E3%81%99%E3%82%8B%E3%81%A8%E4%BD%95%E3%81%8C%E5%8D%B1%E9%99%BA%E3%81%A7%E3%81%99%E3%81%8B%EF%BC%9F\" title=\"\u30dd\u30fc\u30c8\u3092\u958b\u653e\u3059\u308b\u3068\u4f55\u304c\u5371\u967a\u3067\u3059\u304b\uff1f\">\u30dd\u30fc\u30c8\u3092\u958b\u653e\u3059\u308b\u3068\u4f55\u304c\u5371\u967a\u3067\u3059\u304b\uff1f<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.iseepassword.jp\/blog\/how-to-close-unwanted-ports-on-android.html\/#%E7%A9%BA%E3%81%84%E3%81%A6%E3%81%84%E3%82%8B%E3%83%9D%E3%83%BC%E3%83%88%E3%82%92%E7%A2%BA%E8%AA%8D%E3%81%99%E3%82%8B%E6%96%B9%E6%B3%95%E3%81%AF%EF%BC%9F\" title=\"\u7a7a\u3044\u3066\u3044\u308b\u30dd\u30fc\u30c8\u3092\u78ba\u8a8d\u3059\u308b\u65b9\u6cd5\u306f\uff1f\">\u7a7a\u3044\u3066\u3044\u308b\u30dd\u30fc\u30c8\u3092\u78ba\u8a8d\u3059\u308b\u65b9\u6cd5\u306f\uff1f<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.iseepassword.jp\/blog\/how-to-close-unwanted-ports-on-android.html\/#%E3%83%9D%E3%83%BC%E3%83%88%E7%95%AA%E5%8F%B7%E3%81%AF%E5%BF%85%E8%A6%81%E3%81%A7%E3%81%99%E3%81%8B%EF%BC%9F\" title=\"\u30dd\u30fc\u30c8\u756a\u53f7\u306f\u5fc5\u8981\u3067\u3059\u304b\uff1f\">\u30dd\u30fc\u30c8\u756a\u53f7\u306f\u5fc5\u8981\u3067\u3059\u304b\uff1f<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.iseepassword.jp\/blog\/how-to-close-unwanted-ports-on-android.html\/#%E3%83%9D%E3%83%BC%E3%83%88%E7%95%AA%E5%8F%B7445%E3%81%AF%E4%BD%95%E3%81%AB%E4%BD%BF%E3%82%8F%E3%82%8C%E3%81%A6%E3%81%84%E3%81%BE%E3%81%99%E3%81%8B%EF%BC%9F\" title=\"\u30dd\u30fc\u30c8\u756a\u53f7445\u306f\u4f55\u306b\u4f7f\u308f\u308c\u3066\u3044\u307e\u3059\u304b\uff1f\">\u30dd\u30fc\u30c8\u756a\u53f7445\u306f\u4f55\u306b\u4f7f\u308f\u308c\u3066\u3044\u307e\u3059\u304b\uff1f<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.iseepassword.jp\/blog\/how-to-close-unwanted-ports-on-android.html\/#%E3%83%9D%E3%83%BC%E3%83%88%E7%95%AA%E5%8F%B7443%E3%81%A8445%E3%81%AF%E4%BD%95%E3%81%A7%E3%81%99%E3%81%8B%EF%BC%9F\" title=\"\u30dd\u30fc\u30c8\u756a\u53f7443\u3068445\u306f\u4f55\u3067\u3059\u304b\uff1f\">\u30dd\u30fc\u30c8\u756a\u53f7443\u3068445\u306f\u4f55\u3067\u3059\u304b\uff1f<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.iseepassword.jp\/blog\/how-to-close-unwanted-ports-on-android.html\/#%E3%83%9D%E3%83%BC%E3%83%88%E3%82%92%E7%A9%BA%E3%81%91%E3%82%8B%E3%81%A8%E3%81%AF%E3%81%A9%E3%81%86%E3%81%84%E3%81%86%E3%81%93%E3%81%A8%E3%81%A7%E3%81%99%E3%81%8B%EF%BC%9F\" title=\"\u30dd\u30fc\u30c8\u3092\u7a7a\u3051\u308b\u3068\u306f\u3069\u3046\u3044\u3046\u3053\u3068\u3067\u3059\u304b\uff1f\">\u30dd\u30fc\u30c8\u3092\u7a7a\u3051\u308b\u3068\u306f\u3069\u3046\u3044\u3046\u3053\u3068\u3067\u3059\u304b\uff1f<\/a><\/li><\/ul><\/nav><\/div>\n<p>Android\u30c7\u30d0\u30a4\u30b9\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u3068\u3001\u4e0d\u8981\u306a\u30dd\u30fc\u30c8\uff08\u901a\u4fe1\u7d4c\u8def\uff09\u304c\u958b\u3044\u3066\u3057\u307e\u3044\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u4e0a\u306e\u61f8\u5ff5\u304c\u751f\u3058\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u3067\u306f\u3001Android\u30c7\u30d0\u30a4\u30b9\u4e0a\u306e\u4e0d\u8981\u306a\u30dd\u30fc\u30c8\u3092\u9589\u3058\u308b\u65b9\u6cd5\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n<p><strong>\u30b9\u30c6\u30c3\u30d7 1:<\/strong> \u307e\u305a\u3001Android\u30c7\u30d0\u30a4\u30b9\u3067\u300c\u8a2d\u5b9a\u300d\u30a2\u30d7\u30ea\u3092\u958b\u304d\u307e\u3059\u3002<\/p>\n<p><strong>\u30b9\u30c6\u30c3\u30d7 2:<\/strong> \u300c\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3068\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u300d\u30bb\u30af\u30b7\u30e7\u30f3\u3092\u9078\u629e\u3057\u307e\u3059\u3002<\/p>\n<p><strong>\u30b9\u30c6\u30c3\u30d7 3:<\/strong> \u300cWi-Fi\u300d\u307e\u305f\u306f\u300c\u30c7\u30fc\u30bf\u4f7f\u7528\u91cf\u300d\u3092\u30bf\u30c3\u30d7\u3057\u307e\u3059\uff08\u4f7f\u7528\u3057\u3066\u3044\u308b\u63a5\u7d9a\u306b\u57fa\u3065\u3044\u3066\u9078\u629e\u3057\u307e\u3059\uff09\u3002<\/p>\n<p><strong>\u30b9\u30c6\u30c3\u30d7 4:<\/strong> \u958b\u3044\u3066\u3044\u308b\u30dd\u30fc\u30c8\u3092\u9589\u3058\u305f\u3044\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u63a5\u7d9a\u3092\u9078\u629e\u3057\u307e\u3059\u3002<\/p>\n<p><strong>\u30b9\u30c6\u30c3\u30d7 5:<\/strong> \u30dd\u30fc\u30c8\u3092\u9589\u3058\u308b\u305f\u3081\u306b\u3001\u300c\u8a73\u7d30\u8a2d\u5b9a\u300d\u307e\u305f\u306f\u300c\u8a73\u7d30\u30aa\u30d7\u30b7\u30e7\u30f3\u300d\uff08\u30c7\u30d0\u30a4\u30b9\u3068Android\u30d0\u30fc\u30b8\u30e7\u30f3\u306b\u3088\u3063\u3066\u7570\u306a\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\uff09\u3092\u63a2\u3057\u307e\u3059\u3002<\/p>\n<p><strong>\u30b9\u30c6\u30c3\u30d7 6:<\/strong> \u95a2\u9023\u3059\u308b\u8a2d\u5b9a\u3092\u898b\u3064\u3051\u3001\u30dd\u30fc\u30c8\u3092\u9589\u3058\u308b\u305f\u3081\u306b\u5fc5\u8981\u306a\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u9078\u629e\u3057\u307e\u3059\u3002<\/p>\n<p><strong>\u30b9\u30c6\u30c3\u30d7 7:<\/strong> \u9078\u629e\u3057\u305f\u8a2d\u5b9a\u3092\u4fdd\u5b58\u3057\u3001\u5909\u66f4\u3092\u6709\u52b9\u306b\u3057\u307e\u3059\u3002<\/p>\n<p>\u4ee5\u4e0b\u306b\u3001\u3053\u306e\u65b9\u6cd5\u306e\u5229\u70b9\u3068\u6ce8\u610f\u70b9\u3092\u307e\u3068\u3081\u307e\u3057\u305f\u3002<\/p>\n<table>\n<tr>\n<th>\u5229\u70b9<\/th>\n<th>\u6ce8\u610f\u70b9<\/th>\n<\/tr>\n<tr>\n<td>1. Android\u30c7\u30d0\u30a4\u30b9\u3067\u7c21\u5358\u304b\u3064\u76f4\u611f\u7684\u306a\u30dd\u30fc\u30c8\u9589\u9396\u30d7\u30ed\u30bb\u30b9\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/td>\n<td>1. \u4e0d\u8981\u306a\u8a2d\u5b9a\u306e\u5909\u66f4\u306b\u3088\u308a\u3001\u4e00\u90e8\u306e\u30a2\u30d7\u30ea\u3084\u6a5f\u80fd\u306b\u5f71\u97ff\u3092\u53ca\u307c\u3059\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/td>\n<\/tr>\n<tr>\n<td>2. \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u5f37\u5316\u3057\u3001\u4e0d\u5fc5\u8981\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3078\u306e\u30a2\u30af\u30bb\u30b9\u3092\u5236\u9650\u3057\u307e\u3059\u3002<\/td>\n<td>2. \u7279\u5b9a\u306e\u30a2\u30d7\u30ea\u3084\u30b5\u30fc\u30d3\u30b9\u304c\u6b63\u5e38\u306b\u52d5\u4f5c\u3057\u306a\u304f\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/td>\n<\/tr>\n<tr>\n<td>3. \u958b\u3044\u3066\u3044\u308b\u30dd\u30fc\u30c8\u306b\u95a2\u9023\u3059\u308b\u6f5c\u5728\u7684\u306a\u8106\u5f31\u6027\u3092\u8efd\u6e1b\u3057\u307e\u3059\u3002<\/td>\n<td>3. \u8aa4\u3063\u305f\u8a2d\u5b9a\u5909\u66f4\u306b\u3088\u308a\u3001\u6b63\u5e38\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u63a5\u7d9a\u304c\u5236\u9650\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/td>\n<\/tr>\n<\/table>\n<p>Android\u30c7\u30d0\u30a4\u30b9\u3067\u4e0d\u8981\u306a\u30dd\u30fc\u30c8\u3092\u9589\u3058\u308b\u3053\u3068\u306f\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u5411\u4e0a\u3055\u305b\u3001\u4e0d\u5fc5\u8981\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u5236\u9650\u3059\u308b\u91cd\u8981\u306a\u624b\u6cd5\u3067\u3059\u3002\u5fc5\u8981\u306a\u8a2d\u5b9a\u5909\u66f4\u3092\u884c\u3046\u3053\u3068\u3067\u3001\u3088\u308a\u5b89\u5168\u306a\u30e2\u30d0\u30a4\u30eb\u30a8\u30af\u30b9\u30da\u30ea\u30a8\u30f3\u30b9\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<\/p>\n<lite-youtube videoid=\"fySL9W_Pge0\" playlabel=\"Play: Keynote (Google I\/O '18)\"><\/lite-youtube>\n<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Video_Tutorial_%E5%8D%B1%E9%99%BA%E3%81%AA%E3%83%9D%E3%83%BC%E3%83%88%E7%95%AA%E5%8F%B7%E3%81%AF%E3%81%84%E3%81%8F%E3%81%A4%E3%81%A7%E3%81%99%E3%81%8B%EF%BC%9F\"><\/span>Video Tutorial: \u5371\u967a\u306a\u30dd\u30fc\u30c8\u756a\u53f7\u306f\u3044\u304f\u3064\u3067\u3059\u304b\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<lite-youtube videoid=\"ruIRm5O5j14\" playlabel=\"Play: Keynote (Google I\/O '18)\"><\/lite-youtube>\n<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E3%83%9D%E3%83%BC%E3%83%88%E3%82%92%E9%96%8B%E6%94%BE%E3%81%99%E3%82%8B%E3%81%A8%E4%BD%95%E3%81%8C%E5%8D%B1%E9%99%BA%E3%81%A7%E3%81%99%E3%81%8B%EF%BC%9F\"><\/span>\u30dd\u30fc\u30c8\u3092\u958b\u653e\u3059\u308b\u3068\u4f55\u304c\u5371\u967a\u3067\u3059\u304b\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u30dd\u30fc\u30c8\u3092\u958b\u653e\u3059\u308b\u3068\u4f55\u304c\u5371\u967a\u3067\u3059\u304b\uff1f<\/p>\n<p>\u30dd\u30fc\u30c8\u3092\u958b\u653e\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30ea\u30b9\u30af\u304c\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>1. \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8106\u5f31\u6027\u306e\u60aa\u7528\uff1a\u958b\u653e\u3055\u308c\u305f\u30dd\u30fc\u30c8\u306f\u3001\u5916\u90e8\u304b\u3089\u306e\u653b\u6483\u8005\u306b\u5bfe\u3057\u3066\u8106\u5f31\u306a\u90e8\u5206\u3068\u306a\u308a\u307e\u3059\u3002\u3053\u306e\u653b\u6483\u8005\u306f\u3001\u30dd\u30fc\u30c8\u3092\u4ecb\u3057\u3066\u30b7\u30b9\u30c6\u30e0\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3001\u6a5f\u5bc6\u30c7\u30fc\u30bf\u3078\u306e\u4e0d\u6b63\u306a\u30a2\u30af\u30bb\u30b9\u3084\u60aa\u610f\u306e\u3042\u308b\u64cd\u4f5c\u3092\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>2. \u30b5\u30fc\u30d3\u30b9\u62d2\u5426\uff08DoS\uff09\u653b\u6483\uff1a\u958b\u653e\u3055\u308c\u305f\u30dd\u30fc\u30c8\u306f\u3001\u653b\u6483\u8005\u306b\u3088\u308b\u30b5\u30fc\u30d3\u30b9\u62d2\u5426\u653b\u6483\u306e\u6a19\u7684\u306b\u3055\u308c\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u653b\u6483\u8005\u306f\u3001\u5927\u91cf\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u30dd\u30fc\u30c8\u306b\u9001\u4fe1\u3059\u308b\u3053\u3068\u3067\u3001\u30b5\u30fc\u30d3\u30b9\u306e\u6b63\u5e38\u306a\u904b\u7528\u3092\u59a8\u5bb3\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>3. \u30de\u30eb\u30a6\u30a7\u30a2\u3084\u30dc\u30c3\u30c8\u30cd\u30c3\u30c8\u306e\u611f\u67d3\u30ea\u30b9\u30af\uff1a\u958b\u653e\u3055\u308c\u305f\u30dd\u30fc\u30c8\u306f\u30de\u30eb\u30a6\u30a7\u30a2\u3084\u30dc\u30c3\u30c8\u30cd\u30c3\u30c8\u306e\u611f\u67d3\u6e90\u306b\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u653b\u6483\u8005\u306f\u3001\u958b\u653e\u3055\u308c\u305f\u30dd\u30fc\u30c8\u3092\u5229\u7528\u3057\u3066\u3001\u30de\u30eb\u30a6\u30a7\u30a2\u3084\u30dc\u30c3\u30c8\u30cd\u30c3\u30c8\u3092\u30b7\u30b9\u30c6\u30e0\u306b\u4fb5\u5165\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u3063\u3066\u3001\u30b7\u30b9\u30c6\u30e0\u3084\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5168\u4f53\u304c\u653b\u6483\u8005\u306e\u5236\u5fa1\u4e0b\u306b\u7f6e\u304b\u308c\u308b\u30ea\u30b9\u30af\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>4. \u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u306e\u4fb5\u5bb3\uff1a\u958b\u653e\u3055\u308c\u305f\u30dd\u30fc\u30c8\u306f\u3001\u653b\u6483\u8005\u306b\u3088\u3063\u3066\u30b7\u30b9\u30c6\u30e0\u3078\u306e\u30a2\u30af\u30bb\u30b9\u3092\u5f97\u308b\u624b\u6bb5\u3068\u306a\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u3063\u3066\u3001\u500b\u4eba\u306e\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u3084\u6a5f\u5bc6\u60c5\u5831\u304c\u5371\u967a\u306b\u3055\u3089\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u30dd\u30fc\u30c8\u3092\u958b\u653e\u3059\u308b\u969b\u306b\u306f\u3001\u3053\u308c\u3089\u306e\u30ea\u30b9\u30af\u3092\u6700\u5c0f\u5316\u3059\u308b\u305f\u3081\u306b\u4ee5\u4e0b\u306e\u5bfe\u7b56\u3092\u8b1b\u3058\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n<p>1. \u5fc5\u8981\u6700\u5c0f\u9650\u306e\u30dd\u30fc\u30c8\u306e\u307f\u3092\u958b\u653e\u3059\u308b\uff1a\u30b5\u30fc\u30d3\u30b9\u306e\u5fc5\u8981\u6700\u5c0f\u9650\u306e\u30dd\u30fc\u30c8\u306e\u307f\u3092\u958b\u653e\u3057\u3001\u4e0d\u5fc5\u8981\u306a\u30dd\u30fc\u30c8\u3092\u9589\u3058\u308b\u3053\u3068\u3067\u3001\u653b\u6483\u8005\u3078\u306e\u653b\u6483\u9762\u3092\u9650\u5b9a\u3057\u307e\u3059\u3002<\/p>\n<p>2. \u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u306e\u5c0e\u5165\uff1a\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u4e0d\u6b63\u306a\u30a2\u30af\u30bb\u30b9\u3092\u691c\u77e5\u3057\u3001\u30d6\u30ed\u30c3\u30af\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>3. \u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3068\u30d1\u30c3\u30c1\u9069\u7528\u306e\u5b9f\u65bd\uff1a\u30b7\u30b9\u30c6\u30e0\u3068\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306e\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3084\u30d1\u30c3\u30c1\u3092\u5b9a\u671f\u7684\u306b\u5b9f\u65bd\u3059\u308b\u3053\u3068\u3067\u3001\u65e2\u77e5\u306e\u8106\u5f31\u6027\u3092\u4fee\u6b63\u3057\u3001\u653b\u6483\u306e\u30ea\u30b9\u30af\u3092\u8efd\u6e1b\u3057\u307e\u3059\u3002<\/p>\n<p>4. \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30dd\u30ea\u30b7\u30fc\u306e\u9069\u7528\uff1a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30dd\u30ea\u30b7\u30fc\u3092\u5b9a\u3081\u3001\u5f93\u696d\u54e1\u306b\u5bfe\u3057\u3066\u6559\u80b2\u3092\u884c\u3046\u3053\u3068\u3067\u3001\u30dd\u30fc\u30c8\u306e\u958b\u653e\u306b\u95a2\u3059\u308b\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3092\u5b88\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u30dd\u30fc\u30c8\u306e\u958b\u653e\u306f\u614e\u91cd\u306b\u884c\u3046\u5fc5\u8981\u304c\u3042\u308a\u3001\u30dd\u30fc\u30c8\u306e\u4f7f\u7528\u306b\u95a2\u3057\u3066\u306f\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u6700\u512a\u5148\u306b\u8003\u616e\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E7%A9%BA%E3%81%84%E3%81%A6%E3%81%84%E3%82%8B%E3%83%9D%E3%83%BC%E3%83%88%E3%82%92%E7%A2%BA%E8%AA%8D%E3%81%99%E3%82%8B%E6%96%B9%E6%B3%95%E3%81%AF%EF%BC%9F\"><\/span>\u7a7a\u3044\u3066\u3044\u308b\u30dd\u30fc\u30c8\u3092\u78ba\u8a8d\u3059\u308b\u65b9\u6cd5\u306f\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u7a7a\u3044\u3066\u3044\u308b\u30dd\u30fc\u30c8\u3092\u78ba\u8a8d\u3059\u308b\u65b9\u6cd5\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\uff1a<\/p>\n<p>1. \u30dd\u30fc\u30c8\u30b9\u30ad\u30e3\u30f3\u30c4\u30fc\u30eb\u3092\u4f7f\u7528\u3059\u308b\uff1a\u30dd\u30fc\u30c8\u30b9\u30ad\u30e3\u30f3\u30c4\u30fc\u30eb\u306f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5185\u306e\u7279\u5b9a\u306e\u30c7\u30d0\u30a4\u30b9\u306e\u30aa\u30fc\u30d7\u30f3\u30dd\u30fc\u30c8\u3092\u691c\u51fa\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u4e00\u822c\u7684\u306a\u30dd\u30fc\u30c8\u30b9\u30ad\u30e3\u30f3\u30c4\u30fc\u30eb\u306b\u306f\u3001Nmap\u3001Angry IP Scanner\u306a\u3069\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u30c4\u30fc\u30eb\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5185\u306e\u7279\u5b9a\u306e\u30c7\u30d0\u30a4\u30b9\u4e0a\u306e\u30aa\u30fc\u30d7\u30f3\u30dd\u30fc\u30c8\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>2. \u30bf\u30b9\u30af\u30de\u30cd\u30fc\u30b8\u30e3\u30fc\u3092\u4f7f\u7528\u3059\u308b\uff08Windows\u306e\u5834\u5408\uff09\uff1aWindows OS\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u5834\u5408\u3001\u30bf\u30b9\u30af\u30de\u30cd\u30fc\u30b8\u30e3\u30fc\u3092\u958b\u304d\u3001&#8221;\u8a73\u7d30&#8221;\u30bf\u30d6\u3092\u9078\u629e\u3057\u307e\u3059\u3002\u305d\u3053\u3067\u3001\u30dd\u30fc\u30c8\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u30d7\u30ed\u30bb\u30b9\u3084\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u7279\u5b9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>3. netstat\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3059\u308b\uff08Mac\u307e\u305f\u306fLinux\u306e\u5834\u5408\uff09\uff1aMac\u3084Linux\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u5834\u5408\u3001\u30bf\u30fc\u30df\u30ca\u30eb\u3092\u958b\u304d\u3001&#8221;netstat&#8221;\u30b3\u30de\u30f3\u30c9\u3092\u5165\u529b\u3057\u307e\u3059\u3002 netstat\u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u63a5\u7d9a\u3068\u7d71\u8a08\u60c5\u5831\u3092\u8868\u793a\u3059\u308b\u305f\u3081\u306e\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u30c4\u30fc\u30eb\u3067\u3042\u308a\u3001\u30aa\u30fc\u30d7\u30f3\u30dd\u30fc\u30c8\u306e\u30ea\u30b9\u30c8\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n<p>4. \u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u8a2d\u5b9a\u3092\u78ba\u8a8d\u3059\u308b\uff1aPC\u3084\u30eb\u30fc\u30bf\u30fc\u306b\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308b\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u306e\u8a2d\u5b9a\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u3082\u3001\u30aa\u30fc\u30d7\u30f3\u30dd\u30fc\u30c8\u3092\u78ba\u8a8d\u3059\u308b\u65b9\u6cd5\u306e\u4e00\u3064\u3067\u3059\u3002\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u306f\u3001\u7279\u5b9a\u306e\u30dd\u30fc\u30c8\u3078\u306e\u30a2\u30af\u30bb\u30b9\u3092\u30d6\u30ed\u30c3\u30af\u3059\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u306e\u3067\u3001\u8a2d\u5b9a\u3092\u78ba\u8a8d\u3057\u3066\u7279\u5b9a\u306e\u30dd\u30fc\u30c8\u306e\u8a31\u53ef\u307e\u305f\u306f\u30d6\u30ed\u30c3\u30af\u72b6\u614b\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>\u3053\u308c\u3089\u306e\u65b9\u6cd5\u3092\u4f7f\u7528\u3057\u3066\u3001\u7a7a\u3044\u3066\u3044\u308b\u30dd\u30fc\u30c8\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u3053\u308c\u3089\u306e\u624b\u6cd5\u306f\u6280\u8853\u7684\u306a\u77e5\u8b58\u3092\u8981\u3059\u308b\u305f\u3081\u3001\u614e\u91cd\u306b\u64cd\u4f5c\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h2><span 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class=\"ez-toc-section\" id=\"%E3%83%9D%E3%83%BC%E3%83%88%E7%95%AA%E5%8F%B7443%E3%81%A8445%E3%81%AF%E4%BD%95%E3%81%A7%E3%81%99%E3%81%8B%EF%BC%9F\"><\/span>\u30dd\u30fc\u30c8\u756a\u53f7443\u3068445\u306f\u4f55\u3067\u3059\u304b\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u30dd\u30fc\u30c8\u756a\u53f7443\u306f\u3001HTTPS\u3068\u3057\u3066\u77e5\u3089\u308c\u308b\u30bb\u30ad\u30e5\u30a2\u306a\u901a\u4fe1\u30d7\u30ed\u30c8\u30b3\u30eb\u3067\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002HTTPS\u306f\u3001\u30a6\u30a7\u30d6\u30d6\u30e9\u30a6\u30b8\u30f3\u30b0\u3084\u30aa\u30f3\u30e9\u30a4\u30f3\u53d6\u5f15\u306a\u3069\u306e\u30c7\u30fc\u30bf\u306e\u6697\u53f7\u5316\u3068\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u63d0\u4f9b\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u5177\u4f53\u7684\u306b\u306f\u3001\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3078\u306e\u5b89\u5168\u306a\u63a5\u7d9a\u3084\u30aa\u30f3\u30e9\u30a4\u30f3\u30d0\u30f3\u30ad\u30f3\u30b0\u3001\u30af\u30ec\u30b8\u30c3\u30c8\u30ab\u30fc\u30c9\u60c5\u5831\u306e\u9001\u4fe1\u306a\u3069\u3067\u5229\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u4e00\u65b9\u3001\u30dd\u30fc\u30c8\u756a\u53f7445\u306f\u3001\u30de\u30a4\u30af\u30ed\u30bd\u30d5\u30c8\u304c\u958b\u767a\u3057\u305fServer Message 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