{"id":423,"date":"2022-07-15T20:27:24","date_gmt":"2022-07-15T20:27:24","guid":{"rendered":"https:\/\/securitybriefing.net\/?p=423"},"modified":"2022-07-15T20:27:24","modified_gmt":"2022-07-15T20:27:24","slug":"vpn-101","status":"publish","type":"post","link":"https:\/\/securitybriefing.net\/ja\/%e3%83%96%e3%82%a4%e3%83%94%e3%83%bc%e3%82%a8%e3%83%8c\/vpn-101\/","title":{"rendered":"VPN 101"},"content":{"rendered":"<p>\u4e00\u822c\u7684\u306bVPN\u3068\u3057\u3066\u77e5\u3089\u308c\u3066\u3044\u308b\u4eee\u60f3\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306f\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u6697\u53f7\u5316\u3057\u3001\u3042\u306a\u305f\u306e\u30c7\u30b8\u30bf\u30eb\u30a2\u30a4\u30c7\u30f3\u30c6\u30a3\u30c6\u30a3\u3092\u4e0d\u660e\u77ad\u306b\u3059\u308b\u3053\u3068\u306b\u3088\u308a\u3001\u3042\u306a\u305f\u306e\u30aa\u30f3\u30e9\u30a4\u30f3\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u3092\u5f37\u5316\u3059\u308b\u4e0a\u3067\u91cd\u8981\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u8ffd\u52a0\u3055\u308c\u305f\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5c64\u306f\u3001\u7b2c\u4e09\u8005\u304c\u3042\u306a\u305f\u306e\u30aa\u30f3\u30e9\u30a4\u30f3\u884c\u52d5\u3092\u8ffd\u8de1\u3057\u305f\u308a\u3001\u500b\u4eba\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3059\u308b\u3053\u3068\u3092\u6291\u6b62\u3057\u307e\u3059\u3002 <\/p>\n\n\n\n<p>\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3067\u306f\u3001VPN\u306e\u8907\u96d1\u3055\u306b\u3064\u3044\u3066\u6398\u308a\u4e0b\u3052\u3066\u3044\u304f\u3002<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"what-is-a-vpn\">VPN\u3068\u306f\uff1f<\/h2>\n\n\n<p>\u30d0\u30fc\u30c1\u30e3\u30eb\u30fb\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8\u30fb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af(VPN)\u306f\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0a\u3067\u306e\u3042\u306a\u305f\u306e\u500b\u4eba\u7684\u306a\u30dc\u30c7\u30a3\u30fc\u30ac\u30fc\u30c9\u3060\u3068\u601d\u3063\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u306e\u4fbf\u5229\u306a\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306f\u3001\u3042\u306a\u305f\u304c\u30cd\u30c3\u30c8\u30b5\u30fc\u30d5\u30a3\u30f3\u3092\u3057\u3066\u3044\u308b\u9593\u3001\u3042\u306a\u305f\u3092\u5b89\u5168\u304b\u3064\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8\u306b\u4fdd\u3064\u305f\u3081\u306e\u3082\u306e\u3067\u3059\u3002\u8a6e\u7d22\u597d\u304d\u306a\u76ee\u304b\u3089\u96a0\u3055\u308c\u305f\u5b89\u5168\u306a\u30c8\u30f3\u30cd\u30eb\u306e\u4e2d\u306b\u3001\u3059\u3079\u3066\u306e\u30c7\u30fc\u30bf\u304c\u5b89\u5168\u306b\u8ee2\u9001\u3055\u308c\u308b\u3053\u3068\u3092\u60f3\u50cf\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002\u3055\u3089\u306b\u3001\u3042\u306a\u305f\u306eIP\u30a2\u30c9\u30ec\u30b9\u3092\u96a0\u853d\u3057\u3001\u3042\u306a\u305f\u306e\u30aa\u30f3\u30e9\u30a4\u30f3\u30fb\u30a2\u30a4\u30c7\u30f3\u30c6\u30a3\u30c6\u30a3\u3092\u96a0\u3057\u3001\u30aa\u30fc\u30d7\u30f3Wi-Fi\u30db\u30c3\u30c8\u30b9\u30dd\u30c3\u30c8\u3078\u306e\u5b89\u5168\u306a\u30ea\u30f3\u30af\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002VPN\u306f\u30012\u3064\u306e\u5834\u6240\u9593\u306e\u5b89\u5168\u306a\u30cf\u30f3\u30c9\u30b7\u30a7\u30a4\u30af\u3092\u4fdd\u8a3c\u3059\u308b\u305f\u3081\u306b\u3001\u304b\u306a\u308a\u30af\u30fc\u30eb\u306a\u6280\u8853\u3092\u88c5\u5099\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4f8b\u3048\u3070\u3001\u3042\u306a\u305f\u304c\u81ea\u5b85\u306b\u3044\u308b\u3068\u304d\u306b\u3001\u30aa\u30d5\u30a3\u30b9\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u4e0a\u306e\u30ea\u30bd\u30fc\u30b9\u3092\u5229\u7528\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3068\u3057\u307e\u3057\u3087\u3046\u3002VPN\u306f\u3001\u5de8\u5927\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u3088\u3046\u306a\u5f79\u5272\u3092\u679c\u305f\u3059\u3001\u5e83\u304f\u958b\u304b\u308c\u305f\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0a\u306b\u5b89\u5168\u3067\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8\u306a\u7d4c\u8def\u3092\u4f5c\u308b\u3088\u3046\u306a\u3082\u306e\u3067\u3059\u3002\u7279\u5b9a\u306e\u30cb\u30fc\u30ba\u306b\u5fdc\u3058\u3066\u3001\u3053\u306e\u30bb\u30ad\u30e5\u30a2\u306a\u56de\u7dda\u306f\u3001\u3042\u306a\u305f\u306e\u30c7\u30b8\u30bf\u30eb\u306e\u65c5\u3092\u3088\u308a\u5b89\u5168\u306b\u3059\u308b\u305f\u3081\u306e\u7279\u5225\u306a\u30b5\u30fc\u30d3\u30b9\u3092\u63d0\u4f9b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"how-does-a-vpn-work\">VPN\u306e\u4ed5\u7d44\u307f<\/h2>\n\n\n<p>VPN\uff08\u30d0\u30fc\u30c1\u30e3\u30eb\u30fb\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8\u30fb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\uff09\u3068\u306f\u3001\u4e16\u754c\u4e2d\u306e\u3069\u3053\u306b\u3044\u3066\u3082\u3001\u3042\u306a\u305f\u306e\u30c7\u30d0\u30a4\u30b9\u3068\u5225\u306e\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30fc\u3092\u3064\u306a\u3050\u5b89\u5168\u306a\u30c7\u30b8\u30bf\u30eb\u30fb\u30d1\u30a4\u30d7\u306e\u3053\u3068\u3067\u3042\u308b\u3002\u3053\u308c\u3092\u8a2d\u5b9a\u3059\u308b\u306e\u306b\u5fc5\u8981\u306a\u306e\u306f\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306b\u63a5\u7d9a\u3055\u308c\u305f\u30c7\u30d0\u30a4\u30b9\u3068\u9069\u5207\u306aVPN\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3060\u3051\u3067\u3059\u3002\u3053\u306e\u30d1\u30a4\u30d7\u307e\u305f\u306f\u300c\u30c8\u30f3\u30cd\u30eb\u300d\u306e\u4e2d\u3067\u3001\u3042\u306a\u305f\u306e\u30c7\u30fc\u30bf\u306f\u30af\u30e9\u30c3\u30af\u3055\u308c\u306b\u304f\u3044\u30b3\u30fc\u30c9\u306b\u30b9\u30af\u30e9\u30f3\u30d6\u30eb\u3055\u308c\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3092\u6a2a\u65ad\u3059\u308b\u9593\u3001\u5b89\u5168\u304b\u3064\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8\u306b\u4fdd\u305f\u308c\u307e\u3059\u3002 <\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"the-role-of-ip-addresses\">IP\u30a2\u30c9\u30ec\u30b9\u306e\u5f79\u5272<\/h3>\n\n\n<p>\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306b\u63a5\u7d9a\u3059\u308b\u3068\u3001\u304a\u4f7f\u3044\u306e\u30c7\u30d0\u30a4\u30b9\u306bIP\u30a2\u30c9\u30ec\u30b9\u3068\u547c\u3070\u308c\u308b\u56fa\u6709\u306e\u8b58\u5225\u5b50\u304c\u5272\u308a\u5f53\u3066\u3089\u308c\u307e\u3059\u3002\u3053\u306e\u30a2\u30c9\u30ec\u30b9\u306f\u3001\u3042\u306a\u305f\u306e\u5730\u7406\u7684\u306a\u4f4d\u7f6e\u3084\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30b5\u30fc\u30d3\u30b9\u30d7\u30ed\u30d0\u30a4\u30c0\uff08ISP\uff09\u306e\u8a73\u7d30\u3092\u660e\u3089\u304b\u306b\u3057\u307e\u3059\u3002VPN\u306f\u3001\u3042\u306a\u305f\u306eIP\u30a2\u30c9\u30ec\u30b9\u3092VPN\u30b5\u30fc\u30d0\u30fc\u306eIP\u30a2\u30c9\u30ec\u30b9\u306b\u7f6e\u304d\u63db\u3048\u308b\u3053\u3068\u3067\u3001\u3042\u306a\u305f\u306e\u672c\u5f53\u306e\u5834\u6240\u3084ISP\u306e\u60c5\u5831\u3092\u96a0\u3057\u307e\u3059\u3002<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"the-encryption-process\">\u6697\u53f7\u5316\u30d7\u30ed\u30bb\u30b9<\/h3>\n\n\n<p>\u6697\u53f7\u5316\u306f\u3001\u3042\u306a\u305f\u3068\u3042\u306a\u305f\u306e\u30c7\u30d0\u30a4\u30b9\u3060\u3051\u304c\u7406\u89e3\u3067\u304d\u308b\u79d8\u5bc6\u306e\u8a00\u8a9e\u306e\u3088\u3046\u306a\u3082\u306e\u3067\u3059\u3002\u3042\u306a\u305f\u306e\u30c7\u30fc\u30bf\u3092\u6697\u53f7\u5316\u3057\u3001\u4ed6\u306e\u4eba\u306b\u306f\u3061\u3093\u3077\u3093\u304b\u3093\u3077\u3093\u306a\u5f62\u5f0f\u306b\u5909\u63db\u3057\u307e\u3059\u3002 <br><\/p>\n\n\n\n<p>\u3053\u306e\u79d8\u5bc6\u306e\u8a00\u8a9e\u3092\u8aad\u3080\u306b\u306f\u3001\u7279\u5225\u306a\u9375\u304c\u5fc5\u8981\u3067\u3001\u9375\u304c\u306a\u3051\u308c\u3070\u3053\u306e\u60c5\u5831\u306f\u79d8\u5bc6\u306e\u307e\u307e\u3067\u3059\u3002\u73fe\u5728\u3001\u4e00\u90e8\u306e\u512a\u308c\u305fVPN\u30b5\u30fc\u30d3\u30b9\u306f\u3001\u300c\u30bc\u30ed\u30fb\u30a2\u30af\u30bb\u30b9\u300d\u6697\u53f7\u5316\u3068\u547c\u3070\u308c\u308b\u65b9\u6cd5\u3067\u3001\u3053\u308c\u3092\u3055\u3089\u306b\u4e00\u6b69\u9032\u3081\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u5834\u5408\u3001VPN\u30d7\u30ed\u30d0\u30a4\u30c0\u30fc\u3067\u3055\u3048\u3001\u3042\u306a\u305f\u306e\u30c7\u30fc\u30bf\u3092\u30c7\u30b3\u30fc\u30c9\u3059\u308b\u305f\u3081\u306e\u30ad\u30fc\u3092\u4fdd\u6301\u3057\u3066\u3044\u306a\u3044\u3002\u3053\u308c\u306f\u3001\u3042\u306a\u305f\u3060\u3051\u304c\u958b\u3051\u308b\u3053\u3068\u306e\u3067\u304d\u308b\u8cb8\u91d1\u5eab\u306b\u3042\u306a\u305f\u306e\u30c7\u30fc\u30bf\u3092\u5165\u308c\u3066\u304a\u304f\u3088\u3046\u306a\u3082\u306e\u3067\u3059\u3002<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"the-various-vpn-protocols\">\u69d8\u3005\u306aVPN\u30d7\u30ed\u30c8\u30b3\u30eb<\/h3>\n\n\n<p>VPN\u30d7\u30ed\u30c8\u30b3\u30eb\u306f\u3001\u3042\u306a\u305f\u306e\u30c7\u30d0\u30a4\u30b9\u304c\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306b\u63a5\u7d9a\u3059\u308b\u65b9\u6cd5\u3092\u6c7a\u5b9a\u3057\u307e\u3059\u3002\u5404\u30d7\u30ed\u30c8\u30b3\u30eb\u306f\u3001\u3055\u307e\u3056\u307e\u306a\u6a5f\u80fd\u3068\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30ec\u30d9\u30eb\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002 <\/p>\n\n\n\n<p>\u4ee5\u4e0b\u306f\u3001\u6700\u3082\u4e00\u822c\u7684\u306aVPN\u30d7\u30ed\u30c8\u30b3\u30eb\u306e\u4e00\u90e8\u3067\u3042\u308b\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>PPTP <\/strong>(Point-to-Point Tunneling Protocol\uff09\uff1aPPTP\u306f\u3001\u5e83\u304f\u4e92\u63db\u6027\u306e\u3042\u308b\u53e4\u3044VPN\u30d7\u30ed\u30c8\u30b3\u30eb\u3067\u3059\u3002\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u306f\u7c21\u5358\u3067\u3059\u304c\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306b\u6b20\u3051\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>L2TP\/IPsec<\/strong> (\u30ec\u30a4\u30e4\u30fc2\u30c8\u30f3\u30cd\u30ea\u30f3\u30b0\u30d7\u30ed\u30c8\u30b3\u30eb\u3068\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30d7\u30ed\u30c8\u30b3\u30eb\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u7d44\u307f\u5408\u308f\u305b\uff09\uff1a\u3053\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\u306fPPTP\u3088\u308a\u3082\u5b89\u5168\u3067\u3059\u304c\u3001\u901f\u5ea6\u304c\u9045\u304f\u3001\u8a2d\u5b9a\u304c\u96e3\u3057\u3044\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>SSTP <\/strong>(Secure Socket Tunneling Protocol\uff09\u3067\u3059\uff1aSSTP\u306f\u5f37\u529b\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u63d0\u4f9b\u3057\u3001L2TP\/IPsec\u3088\u308a\u3082\u9ad8\u901f\u306b\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u304c\u3001Windows\u30b7\u30b9\u30c6\u30e0\u3067\u3057\u304b\u5229\u7528\u3067\u304d\u306a\u3044\u3002<\/li>\n\n\n\n<li><strong>IKEv2\/IPSec <\/strong>(\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30fb\u30ad\u30fc\u4ea4\u63db\u30d0\u30fc\u30b8\u30e7\u30f32\u3068\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30fb\u30d7\u30ed\u30c8\u30b3\u30eb\u30fb\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u7d44\u307f\u5408\u308f\u305b<strong>)<\/strong>:IKEv2\/IPSec\u306f\u3001\u307b\u3068\u3093\u3069\u306e\u30c7\u30d0\u30a4\u30b9\u3067\u30b5\u30dd\u30fc\u30c8\u3055\u308c\u3066\u3044\u308b\u3001\u3088\u308a\u65b0\u3057\u304f\u3001\u9ad8\u901f\u3067\u3001\u5b89\u5168\u3067\u3001\u30e6\u30fc\u30b6\u30fc\u30d5\u30ec\u30f3\u30c9\u30ea\u30fc\u306a\u30d7\u30ed\u30c8\u30b3\u30eb\u3067\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"960\" height=\"540\" src=\"http:\/\/securitybriefing.net\/wp-content\/uploads\/2022\/07\/encryption-vpn-explained.jpg\" alt=\"VPN\u306e\u4ed5\u7d44\u307f\" class=\"wp-image-461\" srcset=\"https:\/\/securitybriefing.net\/wp-content\/uploads\/2022\/07\/encryption-vpn-explained.jpg 960w, https:\/\/securitybriefing.net\/wp-content\/uploads\/2022\/07\/encryption-vpn-explained-300x169.jpg 300w, https:\/\/securitybriefing.net\/wp-content\/uploads\/2022\/07\/encryption-vpn-explained-768x432.jpg 768w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><\/figure>\n\n\n<h2 class=\"wp-block-heading\" id=\"vpn-technologies\">VPN\u6280\u8853<\/h2>\n\n\n<p>\u4eca\u65e5\u3001\u3044\u304f\u3064\u304b\u306eVPN\u6280\u8853\u304c\u5e83\u304f\u4f7f\u308f\u308c\u3066\u3044\u308b\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30aa\u30fc\u30d7\u30f3VPN<\/strong>:\u5b89\u5b9a\u3057\u305f\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3067\u77e5\u3089\u308c\u308b\u3001\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u30bb\u30ad\u30e5\u30a2\u306aVPN\u6280\u8853\u3067\u3059\u3002OpenVPN\u306f\u3001\u5f37\u56fa\u306a\u6697\u53f7\u5316\u3092\u6c42\u3081\u308b\u4eba\u306b\u597d\u307e\u308c\u308b\u9078\u629e\u80a2\u3067\u3059\u3002\u3057\u304b\u3057\u3001Netflix\u3084Hulu Plus\u306e\u3088\u3046\u306a\u30b3\u30f3\u30c6\u30f3\u30c4\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u30b5\u30fc\u30d3\u30b9\u306b\u4e0d\u53ef\u6b20\u306a\u3001\u3088\u308a\u901f\u3044\u30d6\u30e9\u30a6\u30b8\u30f3\u30b0\u901f\u5ea6\u306a\u3069\u306e\u9ad8\u5ea6\u306a\u6a5f\u80fd\u304c\u6b20\u3051\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u30ef\u30a4\u30e4\u30fc\u30ac\u30fc\u30c9<\/strong>:\u3053\u306e\u65b0\u3057\u3044\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u306eVPN\u30d7\u30ed\u30c8\u30b3\u30eb\u306f\u3001\u3088\u308a\u901f\u3044\u901f\u5ea6\u3092\u63d0\u4f9b\u3057\u3001\u6700\u65b0\u306e\u6697\u53f7\u5316\u65b9\u5f0f\u3092\u5229\u7528\u3057\u3066\u3044\u307e\u3059\u3002WireGuard\u306f\u3001\u30b3\u30f3\u30d1\u30af\u30c8\u3067\u3042\u308a\u306a\u304c\u3089\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u30b5\u30fc\u30d3\u30b9\u3092\u6c42\u3081\u308b\u30e6\u30fc\u30b6\u30fc\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>PPTP<\/strong>:\u73fe\u5728\u3082\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\u53e4\u3044VPN\u6280\u8853\u3002\u30c0\u30a4\u30e4\u30eb\u30a2\u30c3\u30d7\u63a5\u7d9a\u306b\u3057\u304b\u5bfe\u5fdc\u3057\u3066\u304a\u3089\u305a\u3001\u6697\u53f7\u5316\u3082\u5371\u3046\u3044\u306b\u3082\u304b\u304b\u308f\u3089\u305a\u3001\u305d\u306e\u9ad8\u901f\u306a\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3067\u4eba\u6c17\u304c\u8870\u3048\u308b\u3053\u3068\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/li>\n\n\n\n<li><strong>\u30a2\u30a4\u30b1\u30a4\u30d3\u30fc\u30c4\u30fc<\/strong>:\u30c7\u30fc\u30bf\u306e\u6697\u53f7\u5316\u3068\u8a8d\u8a3c\u306b\u3088\u3063\u3066\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u8105\u5a01\u304b\u3089\u4fdd\u8b77\u3059\u308b\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30d7\u30ed\u30c8\u30b3\u30eb\u3002IKEv2\u306f\u901f\u5ea6\u306b\u512a\u308c\u3066\u3044\u308b\u304c\u3001\u63a5\u7d9a\u304c\u7a81\u7136\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u5207\u308a\u66ff\u3048\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u305f\u3081\u3001\u79fb\u52d5\u4e2d\u306b\u8fc5\u901f\u306b\u66f4\u65b0\u3055\u308c\u305fIP\u30a2\u30c9\u30ec\u30b9\u3092\u5fc5\u8981\u3068\u3059\u308b\u30e6\u30fc\u30b6\u30fc\u306b\u3068\u3063\u3066\u306f\u554f\u984c\u304c\u751f\u3058\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002<\/li>\n<\/ul>\n\n\n<h2>\u30ed\u30ae\u30f3\u30b0\u7981\u6b62\u30dd\u30ea\u30b7\u30fc\u306e\u91cd\u8981\u6027<\/h2>\n<p>\u30ce\u30fc\u30fb\u30ed\u30ae\u30f3\u30b0\u30fb\u30dd\u30ea\u30b7\u30fc\u306f\u3001VPN\u30b5\u30fc\u30d3\u30b9\u306e\u91cd\u8981\u306a\u5074\u9762\u3067\u3042\u308a\u3001\u3042\u306a\u305f\u306e\u30aa\u30f3\u30e9\u30a4\u30f3\u30fb\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u3092\u3088\u308a\u78ba\u5b9f\u306b\u3057\u307e\u3059\u3002<\/p>\n\n\n<p>\u30ce\u30fc\u30fb\u30ed\u30b0\u30fb\u30dd\u30ea\u30b7\u30fc\u306eVPN\u306f\u3001\u3042\u306a\u305f\u306e\u30aa\u30f3\u30e9\u30a4\u30f3\u6d3b\u52d5\u3084IP\u30a2\u30c9\u30ec\u30b9\u3092\u8ffd\u8de1\u3057\u307e\u305b\u3093\u3002\u3053\u308c\u306f\u3001VPN\u30d7\u30ed\u30d0\u30a4\u30c0\u30fc\u304c\u3042\u306a\u305f\u306e\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u6d3b\u52d5\u3092\u8a18\u9332\u3059\u308b\u30ed\u30b0\u3092\u4e00\u5207\u4fdd\u6301\u3057\u306a\u3044\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"sitetosite-vpn\">\u30b5\u30a4\u30c8\u9593VPN<\/h2>\n\n\n<p>\u30b5\u30a4\u30c8\u9593VPN\u306f\u3001\u30bb\u30ad\u30e5\u30a2\u306a\u63a5\u7d9a\u6027\u306e\u5225\u306e\u6b21\u5143\u3092\u63d0\u4f9b\u3059\u308b\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"960\" height=\"540\" src=\"http:\/\/securitybriefing.net\/wp-content\/uploads\/2022\/07\/site-to-site-vpn-diagrame-2.jpg\" alt=\"\u30b5\u30a4\u30c8\u9593vpn\u30c0\u30a4\u30a2\u30b0\u30e9\u30e0\" class=\"wp-image-455\" srcset=\"https:\/\/securitybriefing.net\/wp-content\/uploads\/2022\/07\/site-to-site-vpn-diagrame-2.jpg 960w, https:\/\/securitybriefing.net\/wp-content\/uploads\/2022\/07\/site-to-site-vpn-diagrame-2-300x169.jpg 300w, https:\/\/securitybriefing.net\/wp-content\/uploads\/2022\/07\/site-to-site-vpn-diagrame-2-768x432.jpg 768w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><\/figure>\n\n\n\n<p>\u30b5\u30a4\u30c8\u9593VPN\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3092\u4ecb\u3057\u3066\u4efb\u610f\u306e\u5834\u6240\u304b\u3089\u4f01\u696d\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u63a5\u7d9a\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002\u3053\u306e\u6a5f\u80fd\u306b\u3088\u308a\u3001\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u3084\u30c7\u30fc\u30bf\u3092\u7ba1\u7406\u3059\u308b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30b5\u30fc\u30d0\u30fc\u306a\u3069\u3001\u91cd\u8981\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30ea\u30bd\u30fc\u30b9\u3078\u306e\u30a2\u30af\u30bb\u30b9\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<p><strong>\u30b5\u30a4\u30c8\u9593VPN\u306e\u30e1\u30ea\u30c3\u30c8<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3<\/strong>:VPN\u306f\u3001VPN\u30b5\u30fc\u30d0\u30fc\u3092\u8ffd\u52a0\u3057\u305f\u308a\u6e1b\u3089\u3057\u305f\u308a\u3059\u308b\u3053\u3068\u3067\u3001\u30d3\u30b8\u30cd\u30b9\u8981\u4ef6\u306b\u5408\u308f\u305b\u3066\u7c21\u5358\u306b\u30b9\u30b1\u30fc\u30eb\u30a2\u30c3\u30d7\u307e\u305f\u306f\u30b9\u30b1\u30fc\u30eb\u30c0\u30a6\u30f3\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9<\/strong>:VPN\u306f\u3001\u5404\u30b5\u30a4\u30c8\u304cVPN\u5c02\u7528\u306e\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u3092\u88c5\u5099\u3057\u3066\u3044\u308b\u305f\u3081\u3001\u9ad8\u3044\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u5b89\u5b9a\u6027<\/strong>:VPN\u306f\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u63a5\u7d9a\u306e\u554f\u984c\u306b\u5f71\u97ff\u3055\u308c\u308b\u3053\u3068\u306a\u304f\u3001\u3088\u308a\u9ad8\u3044\u4fe1\u983c\u6027\u3068\u5b89\u5b9a\u6027\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3<\/strong>:VPN\u306f\u3001\u30aa\u30fc\u30d7\u30f3\u306a\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0a\u3067\u30c7\u30fc\u30bf\u3092\u9001\u4fe1\u3059\u308b\u524d\u306b\u30c7\u30fc\u30bf\u3092\u6697\u53f7\u5316\u3059\u308b\u3053\u3068\u306b\u3088\u308a\u3001\u4fdd\u8b77\u3092\u5411\u4e0a\u3055\u305b\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>\u30b5\u30a4\u30c8\u9593VPN\u306e\u6b20\u70b9<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u8996\u8a8d\u6027<\/strong>:\u5404\u30b5\u30a4\u30c8\u9593VPN\u63a5\u7d9a\u304c\u72ec\u7acb\u3057\u3066\u6a5f\u80fd\u3059\u308b\u305f\u3081\u3001\u30c7\u30fc\u30bf\u8ee2\u9001\u306e\u76e3\u7763\u3068\u5236\u5fa1\u306f\u56f0\u96e3\u3067\u3042\u308b\u3002<\/li>\n\n\n\n<li><strong>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3<\/strong>:\u30b5\u30a4\u30c8\u9593VPN\u306f\u30012\u3064\u306e\u62e0\u70b9\u304c\u540c\u3058\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u63a5\u7d9a\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u30011\u3064\u306e\u62e0\u70b9\u3092\u4fdd\u8b77\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u304c\u3001\u30c7\u30fc\u30bf\u3078\u306e\u30a2\u30af\u30bb\u30b9\u3084\u5229\u7528\u3092\u5236\u5fa1\u3059\u308b\u3053\u3068\u306f\u56f0\u96e3\u306b\u306a\u308a\u30012\u3064\u306e\u62e0\u70b9\u3067\u6697\u53f7\u5316\u3055\u308c\u3066\u3044\u3066\u3082\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u304c\u6700\u9069\u5316\u3055\u308c\u306a\u3044\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n<h2 class=\"wp-block-heading\" id=\"types-of-vpns\">VPN\u306e\u7a2e\u985e<\/h2>\n\n\n<p>VPN\u306b\u306f\u3001\u3055\u307e\u3056\u307e\u306a\u30cb\u30fc\u30ba\u306b\u5bfe\u5fdc\u3059\u308b\u305f\u3081\u306b\u3001\u3044\u304f\u3064\u304b\u306e\u7a2e\u985e\u3068\u30d7\u30ed\u30c8\u30b3\u30eb\u304c\u3042\u308b\u3002\u4e3b\u306aVPN\u306e\u30ab\u30c6\u30b4\u30ea\u30fc\u306f\u3001\u30ea\u30e2\u30fc\u30c8\u30fb\u30a2\u30af\u30bb\u30b9\u3001\u30a4\u30f3\u30c8\u30e9\u30cd\u30c3\u30c8\u30fb\u30d9\u30fc\u30b9\u306e\u30b5\u30a4\u30c8\u9593\u3001\u30a8\u30af\u30b9\u30c8\u30e9\u30cd\u30c3\u30c8\u30fb\u30d9\u30fc\u30b9\u306e\u30b5\u30a4\u30c8\u9593\u3001\u306e3\u3064\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"960\" height=\"540\" src=\"http:\/\/securitybriefing.net\/wp-content\/uploads\/2022\/07\/Remote-Access-VPN-1.jpg\" alt=\"\u30ea\u30e2\u30fc\u30c8\u30a2\u30af\u30bb\u30b9-VPN\" class=\"wp-image-465\" srcset=\"https:\/\/securitybriefing.net\/wp-content\/uploads\/2022\/07\/Remote-Access-VPN-1.jpg 960w, https:\/\/securitybriefing.net\/wp-content\/uploads\/2022\/07\/Remote-Access-VPN-1-300x169.jpg 300w, https:\/\/securitybriefing.net\/wp-content\/uploads\/2022\/07\/Remote-Access-VPN-1-768x432.jpg 768w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><\/figure>\n\n\n<h3 class=\"wp-block-heading\" id=\"intranetbased-sitetosite\">\u30a4\u30f3\u30c8\u30e9\u30cd\u30c3\u30c8\u30d9\u30fc\u30b9\u306e\u30b5\u30a4\u30c8\u30fb\u30c4\u30fc\u30fb\u30b5\u30a4\u30c8<\/h3>\n\n\n<p>\u30a4\u30f3\u30c8\u30e9\u30cd\u30c3\u30c8\u30fb\u30d9\u30fc\u30b9\u306eSite-to-Site VPN\u306f\u3001\u57fa\u672c\u7684\u306b\u3055\u307e\u3056\u307e\u306a\u30ed\u30fc\u30ab\u30eb\u30fb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30921\u3064\u306e\u5927\u304d\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30fb\u30c9\u30e1\u30a4\u30f3\u306b\u7d71\u5408\u3057\u307e\u3059\u3002\u8907\u6570\u306e\u652f\u5e97\u3092\u6301\u3064\u4f01\u696d\u3067\u5e83\u304f\u5229\u7528\u3055\u308c\u3066\u304a\u308a\u3001\u3055\u307e\u3056\u307e\u306a\u5834\u6240\u306b\u3042\u308b\u30ea\u30bd\u30fc\u30b9\u3092\u3001\u3042\u305f\u304b\u30821\u3064\u306e\u7269\u7406\u7684\u306a\u30b5\u30a4\u30c8\u304b\u3089\u64cd\u4f5c\u3057\u3066\u3044\u308b\u304b\u306e\u3088\u3046\u306b\u5b89\u5168\u306b\u7d71\u5408\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u30bf\u30a4\u30d7\u306eVPN\u69cb\u6210\u306f\u3001Software-Defined WAN (SD-WAN)\u306e\u5b9f\u88c5\u306b\u3082\u5f79\u7acb\u3061\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u7ba1\u7406\u3068\u52b9\u7387\u3092\u5411\u4e0a\u3055\u305b\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30b5\u30a4\u30c8\u9593 VPN \u306e\u91cd\u8981\u6027\u306f\u3001\u7d44\u7e54\u5168\u4f53\u304c\u30a2\u30af\u30bb\u30b9\u3059\u308b\u5fc5\u8981\u306e\u3042\u308b\u72ec\u81ea\u306e\u30d7\u30ed\u30bb\u30b9\u3084\u30ea\u30bd\u30fc\u30b9\u3092\u5404\u62e0\u70b9\u304c\u6240\u6709\u3057\u3066\u3044\u308b\u5834\u5408\u306b\u660e\u3089\u304b\u306b\u306a\u308a\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001\u8907\u6570\u306e\u652f\u793e\u9593\u3067\u30a4\u30f3\u30c8\u30e9\u30cd\u30c3\u30c8\u30fb\u30d9\u30fc\u30b9\u306e\u30b5\u30a4\u30c8\u9593 VPN 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id=\"remote-access-vpn\">\u30ea\u30e2\u30fc\u30c8\u30a2\u30af\u30bb\u30b9VPN<\/h3>\n\n\n<p>\u30ea\u30e2\u30fc\u30c8\u30fb\u30a2\u30af\u30bb\u30b9VPN\u306f\u30012\u3064\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u9593\u306e\u63a5\u7d9a\u3092\u4fdd\u8b77\u3059\u308b\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u30fb\u30d7\u30ed\u30b0\u30e9\u30e0\u3067\u3059\u3002\u5728\u5b85\u52e4\u52d9\u306e\u30e6\u30fc\u30b6\u30fc\u306f\u3001\u9001\u53d7\u4fe1\u3055\u308c\u308b\u3059\u3079\u3066\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u304c\u6697\u53f7\u5316\u3055\u308c\u305f\u72b6\u614b\u3067\u3001\u4f01\u696d\u306e\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3084\u30c7\u30fc\u30bf\u306b\u5b89\u5168\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>VPN\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u30ea\u30e2\u30fc\u30c8\u30fb\u30e6\u30fc\u30b6\u30fc\u306f\u3042\u305f\u304b\u3082\u7269\u7406\u7684\u306b\u5b58\u5728\u3057\u3066\u3044\u308b\u304b\u306e\u3088\u3046\u306b\u4f01\u696d\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002\u7d44\u7e54\u3068\u3057\u3066\u306f\u3001\u30c7\u30fc\u30bf\u306e\u6539\u3056\u3093\u3084\u508d\u53d7\u3092\u5fc3\u914d\u3059\u308b\u3053\u3068\u306a\u304f\u3001\u30c7\u30fc\u30bf\u3092\u8ee2\u9001\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002\u30ea\u30e2\u30fc\u30c8\u3067\u50cd\u304f\u793e\u54e1\u306f\u3001\u30ea\u30e2\u30fc\u30c8\u30fb\u30a2\u30af\u30bb\u30b9VPN\u3092\u7d4c\u7531\u3057\u3066\u81ea\u5206\u306e\u30c7\u30b9\u30af\u306b\u3042\u308b\u30b5\u30fc\u30d0\u30fc\u306b\u63a5\u7d9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u672c\u793e\u306b\u3044\u308b\u793e\u54e1\u304c\u76f4\u63a5\u63a5\u7d9a\u3059\u308b\u306e\u3068\u540c\u3058\u3088\u3046\u306a\u4f5c\u696d\u74b0\u5883\u3092\u4f5c\u308a\u51fa\u3059\u3053\u3068\u304c\u3067\u304d\u308b\u3002<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"extranetbased-sitetosite\">\u30a8\u30af\u30b9\u30c8\u30e9\u30cd\u30c3\u30c8\u30d9\u30fc\u30b9\u306e\u30b5\u30a4\u30c8\u9593<\/h3>\n\n\n<p>\u30a8\u30af\u30b9\u30c8\u30e9\u30cd\u30c3\u30c8\u30fb\u30d9\u30fc\u30b9Site-to-Site VPN\u306f\u3001\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u3092\u5b88\u308a\u306a\u304c\u3089\u7279\u5b9a\u306e\u60c5\u5831\u3092\u5171\u6709\u3057\u305f\u3044\u4f01\u696d\u306b\u3088\u3063\u3066\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u5404\u4f01\u696d\u306f\u30a8\u30af\u30b9\u30c8\u30e9\u30cd\u30c3\u30c8\u30fb\u30d9\u30fc\u30b9\u306e\u30b5\u30a4\u30c8\u9593VPN\u306b\u63a5\u7d9a\u3057\u3001\u4ed6\u306e\u4f01\u696d\u3068\u5171\u6709\u3059\u308b\u60c5\u5831\u3092\u6c7a\u5b9a\u3057\u307e\u3059\u3002\u77e5\u7684\u8ca1\u7523\u3092\u640d\u306a\u3046\u3053\u3068\u306a\u304f\u3001\u5171\u540c\u4f5c\u696d\u3092\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30a8\u30af\u30b9\u30c8\u30e9\u30cd\u30c3\u30c8VPN\u306f\u4e00\u822c\u7684\u306b\u3001\u30d3\u30b8\u30cd\u30b9\u30fb\u30d1\u30fc\u30c8\u30ca\u30fc\u3092\u5b89\u5168\u306b\u63a5\u7d9a\u3057\u3066\u30c7\u30fc\u30bf\u3084\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u5171\u6709\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u3001\u591a\u304f\u306e\u5834\u5408\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3092\u4f1d\u9001\u5a92\u4f53\u3068\u3057\u3066\u4f7f\u7528\u3057\u307e\u3059\u3002\u30a8\u30af\u30b9\u30c8\u30e9\u30cd\u30c3\u30c8VPN\u306f\u30012\u3064\u306e\u30b5\u30a4\u30c8\u9593\u306e\u30c7\u30fc\u30bf\u3092\u6697\u53f7\u5316\u304a\u3088\u3073\u5fa9\u53f7\u5316\u3059\u308b\u305f\u3081\u306b\u3001\u63a5\u7d9a\u306e\u4e21\u7aef\u306b\u7279\u5225\u306aVPN\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3092\u5fc5\u8981\u3068\u3057\u307e\u3059\u3002<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"using-vpn-for-unblocking-streaming-services\">\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u30b5\u30fc\u30d3\u30b9\u306e\u30d6\u30ed\u30c3\u30af\u3092\u89e3\u9664\u3059\u308b\u305f\u3081\u306eVPN\u306e\u4f7f\u7528<\/h2>\n\n\n<p>\u30e6\u30fc\u30b6\u30fc\u306f\u3001VPN\u30d6\u30ed\u30c3\u30af\u3092\u56de\u907f\u3057\u3066\u3001\u5730\u57df\u5236\u9650\u306e\u3042\u308b\u30b3\u30f3\u30c6\u30f3\u30c4\u306b\u7121\u5236\u9650\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u304b\u3082\u3057\u308c\u306a\u3044\u3002\u3053\u306e\u3088\u3046\u306a\u30d6\u30ed\u30c3\u30af\u3092\u56de\u907f\u3059\u308b\u306b\u306f\u3001VPN\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u901a\u5e38\u306eHTTPS\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3068\u3057\u3066\u507d\u88c5\u3059\u308b\u96e3\u8aad\u5316\u3084\u300c\u30b9\u30c6\u30eb\u30b9\u300d\u30b5\u30fc\u30d0\u30fc\u3092\u5229\u7528\u3059\u308b\u306a\u3069\u3001\u3055\u307e\u3056\u307e\u306a\u65b9\u6cd5\u304c\u3042\u308b\u3002\u307e\u305f\u3001\u5225\u306eVPN\u30b5\u30fc\u30d0\u30fc\u3092\u8a66\u3057\u305f\u308a\u3001VPN\u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u5909\u66f4\u3057\u305f\u308a\u3059\u308b\u3053\u3068\u3082\u52b9\u679c\u7684\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u4e00\u90e8\u306e\u30e6\u30fc\u30b6\u30fc\u306f\u3001\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u30b5\u30fc\u30d3\u30b9\u306b\u3088\u308b\u30d5\u30e9\u30b0\u3092\u56de\u907f\u3059\u308b\u305f\u3081\u306b\u3001\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fcIP\u30a2\u30c9\u30ec\u30b9\u3088\u308a\u3082\u4f4f\u5b85\u7528IP\u30a2\u30c9\u30ec\u30b9\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3092\u597d\u3080\u3002\u3053\u308c\u3089\u306e\u30d6\u30ed\u30c3\u30af\u3092\u514b\u670d\u3067\u304d\u308b\u5805\u7262\u306a\u6a5f\u80fd\u3092\u5099\u3048\u305f\u4fe1\u983c\u6027\u306e\u9ad8\u3044VPN\u30d7\u30ed\u30d0\u30a4\u30c0\u30fc\u3092\u9078\u629e\u3059\u308b\u3053\u3068\u306f\u3001\u30b9\u30e0\u30fc\u30ba\u306a\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u4f53\u9a13\u306e\u305f\u3081\u306b\u975e\u5e38\u306b\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u30b5\u30fc\u30d3\u30b9\u306e\u30d6\u30ed\u30c3\u30af\u3092\u89e3\u9664\u3059\u308b\u3053\u3068\u3067\u77e5\u3089\u308c\u308bVPN\u3092\u3044\u304f\u3064\u304b\u7d39\u4ecb\u3057\u3088\u3046\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30a8\u30af\u30b9\u30d7\u30ec\u30b9VPN<\/strong>:94\u30ab\u56fd\u306b\u3042\u308b\u30b5\u30fc\u30d0\u30fc\u306e\u5e83\u7bc4\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u77e5\u3089\u308c\u308bExpressVPN\u306f\u3001Netflix\u3001BBC iPlayer\u3001Hulu\u306a\u3069\u306e\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306e\u5730\u57df\u5236\u9650\u3092\u56de\u907f\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u30ce\u30fc\u30c9VPN<\/strong>:62\u30ab\u56fd\u306b\u30b5\u30fc\u30d0\u30fc\u3092\u6301\u3064NordVPN\u306f\u3001Netflix\u3001BBC iPlayer\u3001Hulu\u306a\u3069\u306e\u30d6\u30ed\u30c3\u30af\u3092\u89e3\u9664\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u30b5\u30a4\u30d0\u30fc\u30b4\u30fc\u30b9\u30c8VPN<\/strong>:60\u30ab\u56fd\u306b\u30b5\u30fc\u30d0\u30fc\u3092\u6301\u3064CyberGhost VPN\u306f\u3001Netflix\u3001BBC iPlayer\u3001Hulu\u306a\u3069\u306e\u5730\u57df\u5236\u9650\u3092\u56de\u907f\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8VPN<\/strong>:\u3053\u308c\u306f\u3001\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u30b5\u30fc\u30d3\u30b9\u306e\u30d6\u30ed\u30c3\u30af\u3092\u89e3\u9664\u3059\u308b\u305f\u3081\u306e\u3082\u3046\u4e00\u3064\u306e\u512a\u308c\u305f\u30aa\u30d7\u30b7\u30e7\u30f3\u3067\u3059\u3002PrivateVPN\u306f50\u30ab\u56fd\u306b\u30b5\u30fc\u30d0\u30fc\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u6301\u3063\u3066\u304a\u308a\u3001\u69d8\u3005\u306a\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306e\u30d6\u30ed\u30c3\u30af\u3092\u89e3\u9664\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n<h2 class=\"wp-block-heading\" id=\"how-to-use-a-vpn\">VPN\u306e\u4f7f\u3044\u65b9<\/h2>\n\n\n<p>VPN\u306e\u4f7f\u3044\u65b9\u306f\u7c21\u5358\u3067\u3001\u81ea\u5b85\u3067\u3082\u5916\u51fa\u5148\u3067\u3082\u5229\u7528\u3067\u304d\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001\u304a\u4f7f\u3044\u306e\u30c7\u30d0\u30a4\u30b9\u3067VPN\u3092\u8a2d\u5b9a\u3057\u3001\u4f7f\u7528\u3059\u308b\u305f\u3081\u306e\u30b9\u30c6\u30c3\u30d7\u30d0\u30a4\u30b9\u30c6\u30c3\u30d7\u30ac\u30a4\u30c9\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>VPN\u30b5\u30fc\u30d3\u30b9\u3092\u9078\u3076<\/strong>:\u8907\u6570\u306e\u62e0\u70b9\u306b\u307e\u305f\u304c\u308b\u5e83\u7bc4\u306a\u30b5\u30fc\u30d0\u30fc\u30fb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3001\u30ed\u30ae\u30f3\u30b0\u306e\u306a\u3044\u30dd\u30ea\u30b7\u30fc\u3001\u5f37\u56fa\u306a\u6697\u53f7\u5316\u3092\u63d0\u4f9b\u3059\u308b\u512a\u826f\u306a\u3082\u306e\u3092\u9078\u3076\u3053\u3068\u304b\u3089\u59cb\u3081\u307e\u3057\u3087\u3046\u3002<\/li>\n\n\n\n<li><strong>VPN\u30a2\u30d7\u30ea\u306e\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3068\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/strong>:\u30b5\u30fc\u30d3\u30b9\u3092\u9078\u629e\u3057\u305f\u3089\u3001VPN\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u3066\u30c7\u30d0\u30a4\u30b9\u306b\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u30b5\u30a4\u30f3\u30a4\u30f3\u3057\u3066\u30b5\u30fc\u30d0\u30fc\u306e\u5834\u6240\u3092\u9078\u629e<\/strong>:VPN\u30a2\u30d7\u30ea\u3092\u958b\u304d\u3001\u8a8d\u8a3c\u60c5\u5831\u3092\u4f7f\u3063\u3066\u30b5\u30a4\u30f3\u30a4\u30f3\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u30cb\u30fc\u30ba\u306b\u5408\u308f\u305b\u3066\u30b5\u30fc\u30d0\u30fc\u306e\u5834\u6240\u3092\u9078\u629e<\/strong>:\u4f8b\u3048\u3070\u3001\u7c73\u56fd\u306eNetflix\u3092\u898b\u305f\u3044\u5834\u5408\u3001\u7c73\u56fd\u306b\u3042\u308b\u30b5\u30fc\u30d0\u30fc\u306b\u63a5\u7d9a\u3059\u308b\u3053\u3068\u306b\u306a\u308b\u3002<\/li>\n\n\n\n<li><strong>\u30b5\u30fc\u30d0\u30fc\u3078\u306e\u63a5\u7d9a<\/strong>:\u304a\u6c17\u306b\u5165\u308a\u306e\u30a2\u30d7\u30ea\u3067\u30af\u30a4\u30c3\u30af\u63a5\u7d9a\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u63a2\u3057\u307e\u3059\u3002\u306a\u3044\u5834\u5408\u306f\u3001\u7121\u7dda\u307e\u305f\u306f\u6709\u7dda\u63a5\u7d9a\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306b\u57fa\u3065\u3044\u3066\u6700\u9069\u306a\u30b5\u30fc\u30d0\u30fc\u3092\u8abf\u67fb\u3057\u3001\u63a5\u7d9a\u4e2d\u306e\u6700\u9069\u306a\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u78ba\u4fdd\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n<h3 class=\"wp-block-heading\" id=\"vpn-configuration\">VPN\u306e\u8a2d\u5b9a<\/h3>\n\n\n<p>VPN\u30a2\u30d7\u30ea\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3059\u308b\u3068\u3001\u30a2\u30ab\u30a6\u30f3\u30c8\u3067\u306e\u30b5\u30a4\u30f3\u30a4\u30f3\u3092\u6c42\u3081\u3089\u308c\u307e\u3059\u3002\u7a7a\u6e2f\u3084\u30b3\u30fc\u30d2\u30fc\u30b7\u30e7\u30c3\u30d7\u306e\u3088\u3046\u306a\u516c\u5171\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u4f7f\u7528\u3059\u308b\u524d\u306b\u3001\u5404\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u8a2d\u5b9a\u3092\u78ba\u8a8d\u3057\u3001\u3042\u306a\u305f\u306e\u597d\u307f\u306b\u5408\u3063\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n<h4 class=\"wp-block-heading\" id=\"configure-vpn-on-iphone-or-ipad\">iPhone\u307e\u305f\u306fiPad\u3067VPN\u3092\u8a2d\u5b9a\u3059\u308b<\/h4>\n\n\n<ol class=\"wp-block-list\">\n<li>VPN\u30a2\u30d7\u30ea\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u3066\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u307e\u3059\u3002\u65b0\u3057\u3044\u63a5\u7d9a\u3092\u4f5c\u6210\u3059\u308b\u969b\u306b\u30a2\u30d7\u30ea\u3078\u306e\u30a2\u30af\u30bb\u30b9\u3092\u8a31\u53ef\u3059\u308b\u3088\u3046\u4fc3\u3055\u308c\u305f\u3089\u3001\" \"\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<strong>\u8a31\u53ef\u3059\u308b<\/strong>\"\u3067\u81ea\u52d5\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u3002<\/li>\n\n\n\n<li>VPN\u304c\u6709\u52b9\u306b\u306a\u3063\u305f\u3089\u3001\"<strong>\u8a2d\u5b9a<\/strong>\u201c\u3002.<\/li>\n\n\n\n<li>\u30bf\u30c3\u30d7 \"<strong>\u4e00\u822c<\/strong>\u201c\u3002.<\/li>\n\n\n\n<li>VPN\u30a2\u30d7\u30ea\u3092\u9078\u629e\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u3092\u30c8\u30b0\u30eb\u3059\u308b\u3002<strong>\u30b9\u30c6\u30fc\u30bf\u30b9<\/strong>\"\u306e\u30b9\u30a4\u30c3\u30c1\u3092\u5165\u308c\u308b\u3002<\/li>\n<\/ol>\n\n\n<h4 class=\"wp-block-heading\" id=\"configure-vpn-on-android-devices\">Android\u30c7\u30d0\u30a4\u30b9\u3067VPN\u3092\u8a2d\u5b9a\u3059\u308b<\/h4>\n\n\n<p>Android\u30c7\u30d0\u30a4\u30b9\u306f\u591a\u7528\u9014\u306e\u30c4\u30fc\u30eb\u3067\u3042\u308a\u3001\u30aa\u30f3\u30e9\u30a4\u30f3\u6d3b\u52d5\u3092\u4fdd\u8b77\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002Android\u30c7\u30d0\u30a4\u30b9\u3092VPN\u306b\u63a5\u7d9a\u3059\u308b\u306b\u306f\u3001\u6b21\u306e\u624b\u9806\u306b\u5f93\u3063\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Google Play\u30b9\u30c8\u30a2\u304b\u3089VPN\u30a2\u30d7\u30ea\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u3066\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u307e\u3059\u3002.<\/li>\n\n\n\n<li>\u30b5\u30a4\u30f3\u30a4\u30f3<\/li>\n\n\n\n<li>\u30b5\u30fc\u30d0\u30fc\u3092\u9078\u629e\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30bf\u30c3\u30d7 \"<strong>\u63a5\u7d9a<\/strong>\u201c\u3002.<\/li>\n<\/ol>\n\n\n<h4 class=\"wp-block-heading\" id=\"configure-vpn-on-windows-pc\">Windows PC\u3067VPN\u3092\u8a2d\u5b9a\u3059\u308b<\/h4>\n\n\n<p>PC\u3092VPN\u3067\u63a5\u7d9a\u3059\u308b\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u624b\u9806\u306b\u5f93\u3063\u3066\u304f\u3060\u3055\u3044\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Windows\u30ed\u30b4\u3092\u30af\u30ea\u30c3\u30af\u3057\u3001\"<strong>\u8a2d\u5b9a<\/strong>\u201c\u3002.<\/li>\n\n\n\n<li>\u9078\u629e \"<strong>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\uff06\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8<\/strong>\"\u3001\u6b21\u306b\"<strong>\u304b\u305d\u3046\u3078\u3044\u3044\u304d\u3082\u3046<\/strong>\u201c\u3002.<\/li>\n\n\n\n<li>\u63a5\u7d9a\u8a2d\u5b9a\u3092\u5165\u529b\u3057\u307e\u3059\uff1a\u30c9\u30ed\u30c3\u30d7\u30c0\u30a6\u30f3\u30ea\u30b9\u30c8\u304b\u3089\u300cVPN\u63a5\u7d9a\u3092\u8ffd\u52a0\u300d\u3092\u9078\u629e\u3057\u3001VPN\u63a5\u7d9a\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002\u30ed\u30b0\u30a4\u30f3\u60c5\u5831\u3092\u6b63\u3057\u304f\u5165\u529b\u3057\u3001\u300c\u4fdd\u5b58\u300d\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>VPN\u8a2d\u5b9a\u753b\u9762\u3067VPN\u63a5\u7d9a\u3092\u9078\u629e\u5f8c\u3001\u300c\u63a5\u7d9a\u300d\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n<h4 class=\"wp-block-heading\" id=\"configure-a-vpn-on-mac\">Mac\u3067VPN\u3092\u8a2d\u5b9a\u3059\u308b<\/h4>\n\n\n<p>Mac\u30e6\u30fc\u30b6\u30fc\u306f\u3001VPN\u3092\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u3059\u308b\u305f\u3081\u306b\u5185\u8535\u306e\u8a2d\u5b9a\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002VPN\u306e\u7a2e\u985e\uff08PPTP\u304bL2TP\u304b\uff09\u3001\u30b5\u30fc\u30d0\u30fc\u306e\u30a2\u30c9\u30ec\u30b9\uff0f\u540d\u524d\u3001\u30e6\u30fc\u30b6\u30fc\u540d\u3001\u30d1\u30b9\u30ef\u30fc\u30c9\u3001\u5171\u6709\u30b7\u30fc\u30af\u30ec\u30c3\u30c8\u306a\u3069\u3001\u5fc5\u8981\u306a\u60c5\u5831\u3092\u3059\u3079\u3066\u6e96\u5099\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002\u3053\u306e\u60c5\u5831\u306f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30fb\u30d7\u30ed\u30d0\u30a4\u30c0\u30fc\u3054\u3068\u306b\u7570\u306a\u308b\u306e\u3067\u3001\u8a2d\u5b9a\u524d\u306b\u30d7\u30ed\u30d0\u30a4\u30c0\u30fc\u304b\u3089\u5165\u624b\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30a2\u30c3\u30d7\u30eb\u306e\u30ed\u30b4\u3092\u30af\u30ea\u30c3\u30af\u3057\u3001\"<strong>\u30b7\u30b9\u30c6\u30e0\u74b0\u5883\u8a2d\u5b9a<\/strong>\u201c\u3002.<\/li>\n\n\n\n<li>\u30af\u30ea\u30c3\u30af \"<strong>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af<\/strong>\u201c\u3002.<\/li>\n\n\n\n<li>Plus\u30ad\u30fc\u3092\u30af\u30ea\u30c3\u30af\u3057\u3066\u65b0\u3057\u3044\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30b5\u30fc\u30d0\u30fc\u30a2\u30c9\u30ec\u30b9\u3068\u30a2\u30ab\u30a6\u30f3\u30c8\u540d\u3092\u5165\u529b\u3057\u3001\u300c\u8a8d\u8a3c\u8a2d\u5b9a\u300d\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30d1\u30b9\u30ef\u30fc\u30c9\u300d\u3001\u300c\u5171\u6709\u30b7\u30fc\u30af\u30ec\u30c3\u30c8\u300d\u306e\u9806\u306b\u5165\u529b\u3057\u3001\u300c\u300d\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<strong>OK<\/strong>\u201c\u3002.<\/li>\n\n\n\n<li>\u30af\u30ea\u30c3\u30af \"<strong>\u5fdc\u52df\u3059\u308b<\/strong>\"\u3001\u6b21\u306b \"\u30b3\u30cd\u30af\u30c8\"\u3002<\/li>\n<\/ol>\n\n\n<h2 class=\"wp-block-heading\" id=\"summary\">\u6982\u8981<\/h2>\n\n\n<p>VPN\u306f\u3001\u30aa\u30f3\u30e9\u30a4\u30f3\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3068\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306e\u5f37\u529b\u306a\u30c4\u30fc\u30eb\u3067\u3059\u3002VPN\u306f\u3001\u3042\u306a\u305f\u306e\u30c7\u30d0\u30a4\u30b9\u3068\u30ea\u30e2\u30fc\u30c8\u30b5\u30fc\u30d0\u30fc\u306e\u9593\u306b\u5b89\u5168\u3067\u6697\u53f7\u5316\u3055\u308c\u305f\u63a5\u7d9a\u3092\u78ba\u7acb\u3057\u3001\u533f\u540d\u306e\u30d6\u30e9\u30a6\u30b8\u30f3\u30b0\u3068\u30c7\u30fc\u30bf\u4fdd\u8b77\u3092\u53ef\u80fd\u306b\u3057\u307e\u3059\u3002\u30e6\u30fc\u30b6\u30fc\u306eIP\u30a2\u30c9\u30ec\u30b9\u3092\u30de\u30b9\u30ad\u30f3\u30b0\u3059\u308b\u3053\u3068\u3067\u3001VPN\u306f\u5730\u57df\u5236\u9650\u3092\u56de\u907f\u3057\u3001\u653f\u5e9c\u306e\u76e3\u8996\u3084\u4e0d\u8981\u306a\u76e3\u8996\u304b\u3089\u5b88\u308a\u307e\u3059\u3002 <br><\/p>\n\n\n\n<p>\u30b9\u30de\u30fc\u30c8\u30d5\u30a9\u30f3\u3001\u30bf\u30d6\u30ec\u30c3\u30c8\u3001\u30e9\u30c3\u30d7\u30c8\u30c3\u30d7\u3068\u4e92\u63db\u6027\u304c\u3042\u308b\u305f\u3081\u3001\u6700\u826f\u306e\u4f53\u9a13\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u3001\u5404VPN\u3092\u305d\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3001\u901f\u5ea6\u3001\u30b5\u30fc\u30d0\u30fc\u306e\u5834\u6240\u3001\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u6a5f\u80fd\u306b\u57fa\u3065\u3044\u3066\u8a55\u4fa1\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002.<\/p>","protected":false},"excerpt":{"rendered":"<p>Virtual Private Networks, commonly known as VPNs, play a crucial role in enhancing your online privacy by encrypting internet traffic and obscuring your digital identity. This added layer of security\u2026 <a class=\"more-link\" href=\"https:\/\/securitybriefing.net\/ja\/%e3%83%96%e3%82%a4%e3%83%94%e3%83%bc%e3%82%a8%e3%83%8c\/vpn-101\/\">\u7d9a\u304d\u3092\u8aad\u3080 <span class=\"screen-reader-text\">VPN 101<\/span><\/a><\/p>","protected":false},"author":1,"featured_media":647,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[32],"tags":[],"class_list":["post-423","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-vpn","entry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>What is a VPN? | Security Briefing<\/title>\n<meta name=\"description\" content=\"Learn all about VPNs, the different types available, and how they can help keep your data safe and secure online.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/securitybriefing.net\/ja\/\u30d6\u30a4\u30d4\u30fc\u30a8\u30cc\/vpn-101\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What is a VPN? | Security Briefing\" \/>\n<meta property=\"og:description\" content=\"Learn all about VPNs, the different types available, and how they can help keep your data safe and secure online.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/securitybriefing.net\/ja\/\u30d6\u30a4\u30d4\u30fc\u30a8\u30cc\/vpn-101\/\" \/>\n<meta property=\"og:site_name\" content=\"Security Briefing\" \/>\n<meta property=\"article:published_time\" content=\"2022-07-15T20:27:24+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/securitybriefing.net\/wp-content\/uploads\/2022\/07\/VPN-101-banner-1.png\" \/>\n\t<meta property=\"og:image:width\" content=\"558\" \/>\n\t<meta property=\"og:image:height\" content=\"500\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"security\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u57f7\u7b46\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"security\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u63a8\u5b9a\u8aad\u307f\u53d6\u308a\u6642\u9593\" \/>\n\t<meta name=\"twitter:data2\" content=\"10\u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/securitybriefing.net\/vpn\/vpn-101\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/securitybriefing.net\/vpn\/vpn-101\/\"},\"author\":{\"name\":\"security\",\"@id\":\"https:\/\/securitybriefing.net\/#\/schema\/person\/e99d7bfcfc8ecee5ed34ef3f0416ee81\"},\"headline\":\"VPN 101\",\"datePublished\":\"2022-07-15T20:27:24+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/securitybriefing.net\/vpn\/vpn-101\/\"},\"wordCount\":2034,\"publisher\":{\"@id\":\"https:\/\/securitybriefing.net\/#organization\"},\"image\":{\"@id\":\"https:\/\/securitybriefing.net\/vpn\/vpn-101\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/securitybriefing.net\/wp-content\/uploads\/2022\/07\/VPN-101-banner-1.png\",\"articleSection\":[\"VPN\"],\"inLanguage\":\"ja\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/securitybriefing.net\/vpn\/vpn-101\/\",\"url\":\"https:\/\/securitybriefing.net\/vpn\/vpn-101\/\",\"name\":\"What is a VPN? 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