{"id":58292,"date":"2025-04-23T15:43:17","date_gmt":"2025-04-23T07:43:17","guid":{"rendered":"https:\/\/lightningxvpn.com\/blog\/?p=58292"},"modified":"2025-04-24T10:21:09","modified_gmt":"2025-04-24T02:21:09","slug":"err-ssl-protocol-error-ja","status":"publish","type":"post","link":"https:\/\/lightningxvpn.com\/blog\/ja\/err-ssl-protocol-error-ja\/","title":{"rendered":"\u300c\u3053\u306e\u30b5\u30a4\u30c8\u3078\u306e\u63a5\u7d9a\u306f\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3067\u4fdd\u8b77\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u300d\u30a8\u30e9\u30fc\u306e\u4fee\u6b63\u65b9\u6cd5"},"content":{"rendered":"\n<p>\u30a6\u30a7\u30d6\u3092\u95b2\u89a7\u4e2d\u306b\u3001\u3042\u308b\u30b5\u30a4\u30c8\u3092\u8a2a\u308c\u308b\u306e\u3092\u697d\u3057\u307f\u306b\u3057\u3066\u3044\u305f\u3089\u3001\u7a81\u7136\uff01Google Chrome\u304c\u300c\u3053\u306e\u30b5\u30a4\u30c8\u3078\u306e\u63a5\u7d9a\u306f\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3067\u4fdd\u8b77\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u300d\u3068\u3044\u3046\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u8868\u793a\u3057\u307e\u3057\u305f(\u4ee5\u4e0b\u306b\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u306e\u6587\u5b57\u5217\u304c\u3042\u308a\u307e\u3059: ERR_SSL_PROTOCOL_ERROR)\u3002\u306a\u3093\u3066\u9762\u5012\uff01\u305d\u3046\u601d\u3044\u307e\u305b\u3093\u304b\uff1f\u3053\u306e\u30a8\u30e9\u30fc\u306f\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u5074\u306e\u554f\u984c\u306a\u306e\u304b\u3001\u305d\u308c\u3068\u3082\u81ea\u5206\u306e\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30fc\u3084\u30d6\u30e9\u30a6\u30b6\u306e\u554f\u984c\u306a\u306e\u304b\uff1f\u3069\u3046\u3084\u3063\u3066\u4fee\u6b63\u3059\u308b\u306e\u3067\u3057\u3087\u3046\u304b\uff1f<\/p>\n\n\n\n<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u300c\u3053\u306e\u30b5\u30a4\u30c8\u3078\u306e\u63a5\u7d9a\u306f\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3067\u4fdd\u8b77\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u300d\u30a8\u30e9\u30fc\u306e\u610f\u5473\u3001\u539f\u56e0\u3001\u305d\u3057\u3066\u5b9f\u969b\u306b\u4fee\u6b63\u3059\u308b\u65b9\u6cd5\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002\u3059\u3050\u306b\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306b\u623b\u308c\u308b\u3088\u3046\u306b\u304a\u624b\u4f1d\u3044\u3057\u307e\u3059\uff01<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3053\u306e\u30b5\u30a4\u30c8\u3078\u306e\u63a5\u7d9a\u306f\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3067\u4fdd\u8b77\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u3068\u306f\uff1f<\/h2>\n\n\n\n<p>\u307e\u305a\u306f\u3001\u3053\u306e\u30a8\u30e9\u30fc\u304c\u4f55\u3092\u610f\u5473\u3057\u3066\u3044\u308b\u306e\u304b\u3092\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002\u300c\u3053\u306e\u30b5\u30a4\u30c8\u3078\u306e\u63a5\u7d9a\u306f\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3067\u4fdd\u8b77\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u300d\u3068\u3044\u3046\u30e1\u30c3\u30bb\u30fc\u30b8\u306f\u3001Google Chrome\uff08\u307e\u305f\u306f\u5834\u5408\u306b\u3088\u3063\u3066\u306fFirefox\uff09\u304c\u3001\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3068\u306e\u5b89\u5168\u306a\u63a5\u7d9a\u3092\u78ba\u7acb\u3067\u304d\u306a\u304b\u3063\u305f\u3068\u304d\u306b\u8868\u793a\u3055\u308c\u308b\u3082\u306e\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full has-custom-border\"><img loading=\"lazy\" decoding=\"async\" width=\"681\" height=\"369\" src=\"https:\/\/lightningxvpn.com\/blog\/wp-content\/uploads\/2025\/04\/err-ssl-protocol-error-1.png\" alt=\"Google Chrome \u306b\u8868\u793a\u3055\u308c\u308b\u300c\u3053\u306e\u30b5\u30a4\u30c8\u3078\u306e\u63a5\u7d9a\u306f\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3067\u4fdd\u8b77\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u300d\u306e\u30da\u30fc\u30b8\" class=\"wp-image-58232\" style=\"border-width:1px\" srcset=\"https:\/\/lightningxvpn.com\/blog\/wp-content\/uploads\/2025\/04\/err-ssl-protocol-error-1.png 681w, https:\/\/lightningxvpn.com\/blog\/wp-content\/uploads\/2025\/04\/err-ssl-protocol-error-1-300x163.png 300w\" sizes=\"(max-width: 681px) 100vw, 681px\" \/><\/figure>\n\n\n\n<p>\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306f\u3001<a href=\"https:\/\/ja.wikipedia.org\/wiki\/SSL\" target=\"_blank\" rel=\"noopener nofollow\" title=\"SSL\">SSL<\/a>\uff08Secure Sockets Layer\uff09\u307e\u305f\u306f\u305d\u306e\u5f8c\u7d99\u3067\u3042\u308bTLS\uff08<a href=\"https:\/\/ja.wikipedia.org\/wiki\/Transport_Layer_Security\" target=\"_blank\" rel=\"noopener nofollow\" title=\"Transport Layer Security\">Transport Layer Security<\/a>\uff09\u3068\u3044\u3046\u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u4f7f\u3063\u3066\u3001\u3042\u306a\u305f\u306e\u30c7\u30d0\u30a4\u30b9\u3068\u30b5\u30fc\u30d0\u30fc\u9593\u306e\u30c7\u30fc\u30bf\u3092\u6697\u53f7\u5316\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30ed\u30b0\u30a4\u30f3\u60c5\u5831\u3084\u30af\u30ec\u30b8\u30c3\u30c8\u30ab\u30fc\u30c9\u756a\u53f7\u306a\u3069\u306e\u500b\u4eba\u60c5\u5831\u304c\u7b2c\u4e09\u8005\u304b\u3089\u5b88\u3089\u308c\u308b\u306e\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3057\u304b\u3057\u3001\u3053\u306e\u5b89\u5168\u306a\u300c\u63e1\u624b\u300d\u304c\u4f55\u3089\u304b\u306e\u539f\u56e0\u3067\u59a8\u3052\u3089\u308c\u308b\u3068\u3001Chrome\u306f\u300c\u3053\u306e\u63a5\u7d9a\u306f\u4fe1\u7528\u3067\u304d\u306a\u3044\u300d\u3068\u5224\u65ad\u3057\u3001\u300c\u3053\u306e\u30b5\u30a4\u30c8\u3078\u306e\u63a5\u7d9a\u306f\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3067\u4fdd\u8b77\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u300d\u3068\u3044\u3046\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u8868\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u30d6\u30e9\u30a6\u30b6\u5225\u300c\u3053\u306e\u30b5\u30a4\u30c8\u3078\u306e\u63a5\u7d9a\u306f\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3067\u4fdd\u8b77\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u300d\u30a8\u30e9\u30fc\u306e\u8868\u793a\u4f8b<\/h2>\n\n\n\n<p>SSL\u30d7\u30ed\u30c8\u30b3\u30eb\u306b\u95a2\u3059\u308b\u30a8\u30e9\u30fc\u306f\u3001\u30d6\u30e9\u30a6\u30b6\u306b\u3088\u3063\u3066\u8868\u793a\u5185\u5bb9\u304c\u7570\u306a\u308a\u307e\u3059\u3002\u4ee5\u4e0b\u306b\u4ee3\u8868\u7684\u306a\u30d6\u30e9\u30a6\u30b6\u3054\u3068\u306e\u8868\u793a\u4f8b\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p><strong>Google Chrome<\/strong><strong>\uff08\u30b0\u30fc\u30b0\u30eb<\/strong><strong>\u30fb<\/strong><strong>\u30af\u30ed\u30fc\u30e0\uff09<\/strong><strong><\/strong><\/p>\n\n\n\n<p>\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\uff1aERR_SSL_PROTOCOL_ERROR<\/p>\n\n\n\n<p>\u30e1\u30c3\u30bb\u30fc\u30b8\uff1a\u300c\u3053\u306e\u30b5\u30a4\u30c8\u306f\u5b89\u5168\u306a\u63a5\u7d9a\u3092\u63d0\u4f9b\u3067\u304d\u307e\u305b\u3093\u300d<\/p>\n\n\n\n<p><strong>Mozilla Firefox<\/strong><strong>\uff08\u30e2\u30b8\u30e9<\/strong><strong>\u30fb<\/strong><strong>\u30d5\u30a1\u30a4\u30a2\u30d5\u30a9\u30c3\u30af\u30b9\uff09<\/strong><strong><\/strong><\/p>\n\n\n\n<p>\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\uff1a<\/p>\n\n\n\n<ul>\n<li>SSL_ERROR_PROTOCOL_VERSION_ALERT<\/li>\n\n\n\n<li>SEC_ERROR_UNKNOWN_ISSUER<\/li>\n\n\n\n<li>MOZILLA_PKIX_ERROR_SELF_SIGNED_CERT<\/li>\n<\/ul>\n\n\n\n<p>\u30e1\u30c3\u30bb\u30fc\u30b8\uff1aChrome\u3088\u308a\u3082\u8a73\u7d30\u306a\u5185\u5bb9\u3067\u3001\u8a3c\u660e\u66f8\u3084\u30d7\u30ed\u30c8\u30b3\u30eb\u306e\u5177\u4f53\u7684\u306a\u554f\u984c\u3092\u8868\u793a\u3059\u308b\u3053\u3068\u304c\u591a\u3044\u3067\u3059<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full has-custom-border\"><img loading=\"lazy\" decoding=\"async\" width=\"538\" height=\"236\" src=\"https:\/\/lightningxvpn.com\/blog\/wp-content\/uploads\/2025\/04\/err-ssl-protocol-error-2.png\" alt=\"Mozilla Firefox \u306b\u8868\u793a\u3055\u308c\u305f SSL_ERROR_PROTOCOL_VERSION_ALERT \u306e\u30da\u30fc\u30b8\" class=\"wp-image-58233\" style=\"border-width:1px\" srcset=\"https:\/\/lightningxvpn.com\/blog\/wp-content\/uploads\/2025\/04\/err-ssl-protocol-error-2.png 538w, https:\/\/lightningxvpn.com\/blog\/wp-content\/uploads\/2025\/04\/err-ssl-protocol-error-2-300x132.png 300w\" sizes=\"(max-width: 538px) 100vw, 538px\" \/><\/figure>\n\n\n\n<p><strong>Microsoft Edge<\/strong><strong>\uff08\u30de\u30a4\u30af\u30ed\u30bd\u30d5\u30c8<\/strong><strong>\u30fb<\/strong><strong>\u30a8\u30c3\u30b8\uff09<\/strong><\/p>\n\n\n\n<p>\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\uff1aERR_SSL_PROTOCOL_ERROR<\/p>\n\n\n\n<p>\u30e1\u30c3\u30bb\u30fc\u30b8\uff1aChrome\u3068\u540c\u3058\uff08Edge\u306fChromium\u30d9\u30fc\u30b9\u306e\u30d6\u30e9\u30a6\u30b6\u306e\u305f\u3081\uff09<\/p>\n\n\n\n<p><strong>Apple Safari<\/strong><strong>\uff08\u30a2\u30c3\u30d7\u30eb<\/strong><strong>\u30fb<\/strong><strong>\u30b5\u30d5\u30a1\u30ea\uff09<\/strong><strong><\/strong><\/p>\n\n\n\n<p>\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\uff1a\u8868\u793a\u3055\u308c\u306a\u3044\u5834\u5408\u304c\u591a\u3044<\/p>\n\n\n\n<p>\u30e1\u30c3\u30bb\u30fc\u30b8\uff1a\u300cSafari\u306f\u3053\u306e\u30da\u30fc\u30b8\u3092\u958b\u3051\u307e\u305b\u3093\u3002\u306a\u305c\u306a\u3089\u3001\u5b89\u5168\u306a\u63a5\u7d9a\u3092\u78ba\u7acb\u3067\u304d\u306a\u304b\u3063\u305f\u304b\u3089\u3067\u3059\u3002\u300d<\/p>\n\n\n\n<p>\u306a\u305c\u3053\u306e\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3059\u308b\u306e\u304b\uff1f\u3053\u306e\u30a8\u30e9\u30fc\u306e\u539f\u56e0\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u5074\uff08\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u5074\uff09\u304b\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e\u30b5\u30fc\u30d0\u30fc\u5074\u306e\u3069\u3061\u3089\u304b\u306b\u3042\u308a\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u3042\u306a\u305f\u306e\u30c7\u30d0\u30a4\u30b9\u306e\u8a2d\u5b9a\u306b\u554f\u984c\u304c\u3042\u3063\u305f\u308a\u3001\u30b5\u30a4\u30c8\u306eSSL\u8a3c\u660e\u66f8\u304c\u6b63\u3057\u304f\u69cb\u6210\u3055\u308c\u3066\u3044\u306a\u304b\u3063\u305f\u308a\u3059\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3055\u3089\u306b\u3001\u30a6\u30a4\u30eb\u30b9\u5bfe\u7b56\u30bd\u30d5\u30c8\u3084\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u8a2d\u5b9a\u3001\u3042\u308b\u3044\u306f\u30d6\u30e9\u30a6\u30b6\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u304c\u53e4\u3044\u3053\u3068\u3082\u3001\u539f\u56e0\u306b\u306a\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3067\u3082\u5b89\u5fc3\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u591a\u304f\u306e\u539f\u56e0\u306f\u4fee\u6b63\u53ef\u80fd\u3067\u3059\u3002\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001**\u300c\u3053\u306e\u30b5\u30a4\u30c8\u3078\u306e\u63a5\u7d9a\u306f\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3067\u4fdd\u8b77\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u300d**\u30a8\u30e9\u30fc\u3092\u6bb5\u968e\u7684\u306b\u89e3\u6c7a\u3059\u308b\u65b9\u6cd5\u3092\u4e01\u5be7\u306b\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u300c\u3053\u306e\u30b5\u30a4\u30c8\u3078\u306e\u63a5\u7d9a\u306f\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3067\u4fdd\u8b77\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u300d\u304c\u8868\u793a\u3055\u308c\u308b\u4e3b\u306a\u539f\u56e0<\/h2>\n\n\n\n<p>\u3053\u306e\u30a8\u30e9\u30fc\u306e\u6839\u672c\u7684\u306a\u539f\u56e0\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u3067\u3001\u6b63\u3057\u3044\u5bfe\u51e6\u6cd5\u3092\u898b\u3064\u3051\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002\u4ee5\u4e0b\u306f\u3001\u3088\u304f\u3042\u308b\u539f\u56e0\u306e\u4e00\u89a7\u3067\u3059\u3002<\/p>\n\n\n\n<p><strong>\u7121\u52b9\u306aSSL<\/strong><strong>\u8a3c\u660e\u66f8<\/strong><\/p>\n\n\n\n<p>\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306eSSL\u8a3c\u660e\u66f8\u304c\u671f\u9650\u5207\u308c\u3060\u3063\u305f\u308a\u3001\u4fe1\u983c\u3067\u304d\u306a\u3044\u6a5f\u95a2\u304b\u3089\u767a\u884c\u3055\u308c\u3066\u3044\u305f\u308a\u3001\u300cwww\u300d\u4ed8\u304d\u306e\u30c9\u30e1\u30a4\u30f3\u304c\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u306a\u3044\u306a\u3069\u3001\u6b63\u3057\u304f\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u306a\u3044\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p><strong>\u65e5\u4ed8\u3068\u6642\u523b\u306e\u30ba\u30ec<\/strong><\/p>\n\n\n\n<p>\u30c7\u30d0\u30a4\u30b9\u306e\u6642\u8a08\u304c\u6b63\u3057\u304f\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u306a\u3044\u3068\u3001SSL\u8a3c\u660e\u66f8\u304c\u7121\u52b9\u3068\u5224\u65ad\u3055\u308c\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u8a3c\u660e\u66f8\u306f\u6b63\u78ba\u306a\u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7\u306b\u4f9d\u5b58\u3057\u3066\u3044\u308b\u305f\u3081\u3067\u3059\u3002<\/p>\n\n\n\n<p><strong>\u30d6\u30e9\u30a6\u30b6\u306e\u554f\u984c<\/strong><\/p>\n\n\n\n<p>\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u7834\u640d\u3001\u53e4\u3044\u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u4f7f\u7528\u3001\u307e\u305f\u306fQUIC\u306a\u3069\u306e\u5b9f\u9a13\u7684\u6a5f\u80fd\u304c\u539f\u56e0\u3067\u3001\u5b89\u5168\u306a\u63a5\u7d9a\u306b\u652f\u969c\u3092\u304d\u305f\u3059\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p><strong>\u30a6\u30a4\u30eb\u30b9\u5bfe\u7b56\u30bd\u30d5\u30c8\u3084\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb<\/strong><\/p>\n\n\n\n<p>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30bd\u30d5\u30c8\u304cSSL\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u30d6\u30ed\u30c3\u30af\u307e\u305f\u306f\u30b9\u30ad\u30e3\u30f3\u3057\u3001\u30cf\u30f3\u30c9\u30b7\u30a7\u30a4\u30af\u304c\u5931\u6557\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p><strong>\u30b5\u30fc\u30d0\u30fc\u5074\u306e\u8a2d\u5b9a\u30df\u30b9<\/strong><\/p>\n\n\n\n<p>\u30b5\u30a4\u30c8\u5074\u304c\u53e4\u3044TLS\u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u4f7f\u7528\u3057\u3066\u3044\u305f\u308a\u3001\u6700\u8fd1\u306e\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306b\u3088\u308a\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u8a2d\u5b9a\u306b\u554f\u984c\u304c\u751f\u3058\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p><strong>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u554f\u984c<\/strong><\/p>\n\n\n\n<p>\u4e0d\u5b89\u5b9a\u306a\u63a5\u7d9a\u3001VPN\u306e\u4f7f\u7528\u3001\u516c\u5171Wi-Fi\u306a\u3069\u306e\u5236\u9650\u4ed8\u304d\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304cSSL\u901a\u4fe1\u3092\u59a8\u3052\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u3046\u3057\u305f\u539f\u56e0\u304c\u3042\u308b\u3053\u3068\u304c\u308f\u304b\u3063\u305f\u4eca\u3001\u6b21\u306f\u89e3\u6c7a\u65b9\u6cd5\u3092\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002\u3069\u308c\u3082\u30b7\u30f3\u30d7\u30eb\u306a\u65b9\u6cd5\u3070\u304b\u308a\u306a\u306e\u3067\u3001\u5c02\u9580\u7684\u306a\u77e5\u8b58\u304c\u306a\u304f\u3066\u3082\u5b89\u5fc3\u3057\u3066\u5bfe\u5fdc\u3067\u304d\u307e\u3059\u3088\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u300c\u3053\u306e\u30b5\u30a4\u30c8\u3078\u306e\u63a5\u7d9a\u306f\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3067\u4fdd\u8b77\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u300d\u3092\u89e3\u6c7a\u3059\u308b\u30af\u30a4\u30c3\u30af\u5bfe\u51e6\u6cd5<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1. \u30c7\u30d0\u30a4\u30b9\u306e\u65e5\u4ed8\u3068\u6642\u523b\u3092\u78ba\u8a8d\u3059\u308b<\/h3>\n\n\n\n<p>\u57fa\u672c\u7684\u306a\u3053\u3068\u306e\u3088\u3046\u306b\u601d\u3048\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u304c\u3001\u6642\u8a08\u306e\u8a2d\u5b9a\u30df\u30b9\u304cSSL\u30a8\u30e9\u30fc\u3092\u5f15\u304d\u8d77\u3053\u3059\u3053\u3068\u306f\u610f\u5916\u3068\u591a\u3044\u3067\u3059\u3002SSL\u8a3c\u660e\u66f8\u306b\u306f\u6709\u52b9\u671f\u9650\u304c\u3042\u308a\u3001\u305f\u3068\u3048\u3070\u30c7\u30d0\u30a4\u30b9\u306e\u65e5\u4ed8\u304c2025\u5e74\u3067\u306f\u306a\u304f2015\u5e74\u306b\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308b\u3068\u3001\u30d6\u30e9\u30a6\u30b6\u304c\u8a3c\u660e\u66f8\u3092\u300c\u671f\u9650\u5207\u308c\u300d\u307e\u305f\u306f\u300c\u307e\u3060\u6709\u52b9\u3067\u306f\u306a\u3044\u300d\u3068\u5224\u65ad\u3057\u3066\u3057\u307e\u3046\u306e\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u30c7\u30d0\u30a4\u30b9\u306e\u8a2d\u5b9a\u3092\u78ba\u8a8d\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p><strong>Windows<\/strong><strong>\u306e\u5834\u5408<\/strong>\uff1a\u8a2d\u5b9a &gt; \u6642\u523b\u3068\u8a00\u8a9e &gt; \u65e5\u4ed8\u3068\u6642\u523b \u306b\u9032\u307f\u3001\u300c\u6642\u523b\u3092\u81ea\u52d5\u7684\u306b\u8a2d\u5b9a\u3059\u308b\u300d\u304c\u30aa\u30f3\u306b\u306a\u3063\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<p><strong>Mac<\/strong><strong>\u306e\u5834\u5408<\/strong>\uff1a\u300c\u30b7\u30b9\u30c6\u30e0\u74b0\u5883\u8a2d\u5b9a\u300d&gt;\u300c\u65e5\u4ed8\u3068\u6642\u523b\u300d\u3067\u300c\u65e5\u4ed8\u3068\u6642\u523b\u3092\u81ea\u52d5\u7684\u306b\u8a2d\u5b9a\u300d\u306b\u30c1\u30a7\u30c3\u30af\u3092\u5165\u308c\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p><strong>\u30b9\u30de\u30fc\u30c8\u30d5\u30a9\u30f3\u306e\u5834\u5408<\/strong>\uff1a\u8a2d\u5b9a &gt; \u65e5\u4ed8\u3068\u6642\u523b \u304b\u3089\u300c\u81ea\u52d5\u8a2d\u5b9a\u300d\u3092\u30aa\u30f3\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u8a2d\u5b9a\u5f8c\u3001\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3092\u518d\u8aad\u307f\u8fbc\u307f\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u308c\u3067\u76f4\u308b\u5834\u5408\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2. \u30d6\u30e9\u30a6\u30b6\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u3068SSL\u72b6\u614b\u3092\u30af\u30ea\u30a2\u3059\u308b<\/h3>\n\n\n\n<p>\u30d6\u30e9\u30a6\u30b6\u306b\u53e4\u3044\u60c5\u5831\u3084\u7834\u640d\u3057\u305f\u30c7\u30fc\u30bf\u304c\u6b8b\u3063\u3066\u3044\u308b\u3068\u3001\u5b89\u5168\u306a\u63a5\u7d9a\u3092\u59a8\u3052\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u30ad\u30e3\u30c3\u30b7\u30e5\u3068SSL\u72b6\u614b\u3092\u30af\u30ea\u30a2\u3059\u308b\u3053\u3068\u3067\u3001Chrome\u3092\u201c\u30ea\u30bb\u30c3\u30c8\u201d\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p><strong>Chrome<\/strong><strong>\u3067\u306e\u64cd\u4f5c\u65b9\u6cd5\uff1a<\/strong><\/p>\n\n\n\n<ul>\n<li>Ctrl + Shift + Delete\uff08Mac\u3067\u306f Cmd + Shift + Delete\uff09\u3092\u62bc\u3057\u3066\u3001\u300c\u95b2\u89a7\u5c65\u6b74\u30c7\u30fc\u30bf\u306e\u524a\u9664\u300d\u753b\u9762\u3092\u958b\u304f<\/li>\n\n\n\n<li>\u300cCookie\u3068\u4ed6\u306e\u30b5\u30a4\u30c8\u30c7\u30fc\u30bf\u300d\u3068\u300c\u30ad\u30e3\u30c3\u30b7\u30e5\u3055\u308c\u305f\u753b\u50cf\u3068\u30d5\u30a1\u30a4\u30eb\u300d\u306b\u30c1\u30a7\u30c3\u30af<\/li>\n\n\n\n<li>\u300c\u30c7\u30fc\u30bf\u3092\u524a\u9664\u300d\u3092\u30af\u30ea\u30c3\u30af<\/li>\n<\/ul>\n\n\n\n<p>\u95a2\u9023\uff1a<a href=\"https:\/\/lightningxvpn.com\/blog\/ja\/how-to-clear-cache-and-cookies-on-chrome-ja\/\" target=\"_blank\" rel=\"noopener\" title=\"Chrome\u3067\u30ad\u30e3\u30c3\u30b7\u30e5\u3068\u30af\u30c3\u30ad\u30fc\u3092\u30af\u30ea\u30a2\u3059\u308b\u65b9\u6cd5\">Chrome\u3067\u30ad\u30e3\u30c3\u30b7\u30e5\u3068\u30af\u30c3\u30ad\u30fc\u3092\u30af\u30ea\u30a2\u3059\u308b\u65b9\u6cd5<\/a><\/p>\n\n\n\n<p><strong>Windows\u3067SSL\u72b6\u614b\u3092\u30af\u30ea\u30a2\u3059\u308b\u65b9\u6cd5\uff1a<\/strong>\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u30d1\u30cd\u30eb &gt; \u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30aa\u30d7\u30b7\u30e7\u30f3 &gt; \u30b3\u30f3\u30c6\u30f3\u30c4\u30bf\u30d6 &gt; \u300cSSL\u72b6\u614b\u306e\u30af\u30ea\u30a2\u300d\u3092\u30af\u30ea\u30c3\u30af<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full has-custom-border\"><img loading=\"lazy\" decoding=\"async\" width=\"398\" height=\"526\" src=\"https:\/\/lightningxvpn.com\/blog\/wp-content\/uploads\/2025\/04\/err-ssl-protocol-error-3.png\" alt=\"Windows\u3067SSL\u72b6\u614b\u3092\u30af\u30ea\u30a2\u3059\u308b\u65b9\u6cd5\" class=\"wp-image-58234\" style=\"border-width:1px\" srcset=\"https:\/\/lightningxvpn.com\/blog\/wp-content\/uploads\/2025\/04\/err-ssl-protocol-error-3.png 398w, https:\/\/lightningxvpn.com\/blog\/wp-content\/uploads\/2025\/04\/err-ssl-protocol-error-3-227x300.png 227w\" sizes=\"(max-width: 398px) 100vw, 398px\" \/><\/figure>\n\n\n\n<p><strong>Mac<\/strong><strong>\u30e6\u30fc\u30b6\u30fc\u306e\u5834\u5408<\/strong>\u306f\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u30af\u30ea\u30a2\u3059\u308b\u3060\u3051\u3067\u5341\u5206\u3067\u3059\u3002\u305d\u306e\u5f8c\u3001Chrome\u3092\u518d\u8d77\u52d5\u3057\u3066\u518d\u5ea6\u30b5\u30a4\u30c8\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002\u307e\u3060\u554f\u984c\u304c\u3042\u308b\u5834\u5408\u306f\u3001\u6b21\u306e\u624b\u9806\u3078\u9032\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3. \u30d6\u30e9\u30a6\u30b6\u3092\u6700\u65b0\u30d0\u30fc\u30b8\u30e7\u30f3\u306b\u66f4\u65b0\u3059\u308b<\/h3>\n\n\n\n<p>\u53e4\u3044\u30d6\u30e9\u30a6\u30b6\u3067\u306f\u3001\u73fe\u4ee3\u306eSSL\/TLS\u898f\u683c\u306b\u5bfe\u5fdc\u3067\u304d\u306a\u3044\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u73fe\u5728\u306e\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e\u591a\u304f\u306fTLS 1.2\u307e\u305f\u306f1.3\u3092\u5fc5\u8981\u3068\u3057\u3001\u53e4\u3044Chrome\u30d0\u30fc\u30b8\u30e7\u30f3\u3067\u306f\u975e\u5bfe\u5fdc\u3067\u3059\u3002<\/p>\n\n\n\n<p><a href=\"https:\/\/lightningxvpn.com\/blog\/ja\/how-to-update-chrome-ja\/\" target=\"_blank\" rel=\"noopener\" title=\"Chrome\u306e\u66f4\u65b0\">Chrome\u306e\u66f4\u65b0<\/a>\u78ba\u8a8d\u65b9\u6cd5\uff1aChrome\u306e\u53f3\u4e0a\u306b\u3042\u308b\u4e09\u70b9\u30e1\u30cb\u30e5\u30fc &gt; \u30d8\u30eb\u30d7 &gt; Google Chrome\u306b\u3064\u3044\u3066 \u3092\u30af\u30ea\u30c3\u30af\u3057\u3001\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306e\u78ba\u8a8d\u3092\u3057\u307e\u3059\u3002\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u304c\u3042\u308c\u3070\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3001\u518d\u8d77\u52d5\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<p>\u3064\u3044\u3067\u306b\u3001Firefox\u3084Edge\u306a\u3069\u4ed6\u306e\u30d6\u30e9\u30a6\u30b6\u3067\u305d\u306e\u30b5\u30a4\u30c8\u3092\u8a66\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002\u5225\u306e\u30d6\u30e9\u30a6\u30b6\u3067\u8868\u793a\u3067\u304d\u308b\u5834\u5408\u3001Chrome\u56fa\u6709\u306e\u8a2d\u5b9a\u304b\u62e1\u5f35\u6a5f\u80fd\u304c\u539f\u56e0\u306e\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">4. \u30b7\u30fc\u30af\u30ec\u30c3\u30c8\u30e2\u30fc\u30c9\u3067\u8a66\u3059\u304b\u62e1\u5f35\u6a5f\u80fd\u3092\u7121\u52b9\u5316\u3059\u308b<\/h3>\n\n\n\n<p>\u62e1\u5f35\u6a5f\u80fd\u304cSSL\u63a5\u7d9a\u3092\u90aa\u9b54\u3059\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002\u5e83\u544a\u30d6\u30ed\u30c3\u30ab\u30fc\u3084VPN\u62e1\u5f35\u6a5f\u80fd\u3001\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u30c4\u30fc\u30eb\u306a\u3069\u304c\u3001\u904e\u5270\u306b\u53cd\u5fdc\u3057\u3066\u30b5\u30a4\u30c8\u3092\u30d6\u30ed\u30c3\u30af\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u3092\u78ba\u8a8d\u3059\u308b\u306b\u306f\u3001Chrome\u3067Ctrl + Shift + N\u3092\u62bc\u3057\u3066<a href=\"https:\/\/lightningxvpn.com\/blog\/ja\/what-is-incognito-mode-ja\/\" target=\"_blank\" rel=\"noopener\" title=\"\u30b7\u30fc\u30af\u30ec\u30c3\u30c8\u30e2\u30fc\u30c9\">\u30b7\u30fc\u30af\u30ec\u30c3\u30c8\u30e2\u30fc\u30c9<\/a>\u3092\u958b\u304d\u307e\u3059\u3002\u3053\u306e\u30e2\u30fc\u30c9\u3067\u306f\u62e1\u5f35\u6a5f\u80fd\u304c\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u7121\u52b9\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u3082\u3057\u3053\u306e\u72b6\u614b\u3067\u30b5\u30a4\u30c8\u304c\u8868\u793a\u3055\u308c\u308c\u3070\u3001\u3069\u308c\u304b\u306e\u62e1\u5f35\u6a5f\u80fd\u304c\u539f\u56e0\u3067\u3059\u3002<\/p>\n\n\n\n<p><strong>Chrome<\/strong><strong>\u306e\u62e1\u5f35\u6a5f\u80fd\u306e\u7121\u52b9\u5316\u65b9\u6cd5\uff1a<\/strong>Chrome\u306e\u8a2d\u5b9a &gt; \u62e1\u5f35\u6a5f\u80fd \u306b\u9032\u307f\u30011\u3064\u305a\u3064\u7121\u52b9\u306b\u3057\u3066\u304b\u3089\u30b5\u30a4\u30c8\u3092\u518d\u8aad\u307f\u8fbc\u307f\u3057\u3066\u78ba\u8a8d\u3057\u307e\u3059\u3002\u554f\u984c\u306e\u3042\u308b\u62e1\u5f35\u6a5f\u80fd\u304c\u7279\u5b9a\u3067\u304d\u305f\u3089\u3001\u305d\u308c\u3092\u7121\u52b9\u306b\u3057\u305f\u307e\u307e\u306b\u3059\u308b\u304b\u3001\u4ee3\u66ff\u306e\u62e1\u5f35\u6a5f\u80fd\u3092\u63a2\u3059\u3068\u3088\u3044\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u95a2\u9023\uff1a<a href=\"https:\/\/lightningxvpn.com\/blog\/ja\/turn-on-incognito-mode-ja\/\" target=\"_blank\" rel=\"noopener\" title=\"\u3055\u307e\u3056\u307e\u306a\u30d6\u30e9\u30a6\u30b6\u3067\u30b7\u30fc\u30af\u30ec\u30c3\u30c8\u30e2\u30fc\u30c9\u3092\u6709\u52b9\u306b\u3059\u308b\u65b9\u6cd5\">\u3055\u307e\u3056\u307e\u306a\u30d6\u30e9\u30a6\u30b6\u3067\u30b7\u30fc\u30af\u30ec\u30c3\u30c8\u30e2\u30fc\u30c9\u3092\u6709\u52b9\u306b\u3059\u308b\u65b9\u6cd5<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">5. \u30a6\u30a4\u30eb\u30b9\u5bfe\u7b56\u30bd\u30d5\u30c8\u3084\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u306e\u8a2d\u5b9a\u3092\u8abf\u6574\u3059\u308b<\/h3>\n\n\n\n<p>\u30a6\u30a4\u30eb\u30b9\u5bfe\u7b56\u30bd\u30d5\u30c8\u3084\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u306f\u4fdd\u8b77\u306e\u305f\u3081\u306b\u5b58\u5728\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u3068\u304d\u306b\u904e\u5270\u306b\u53cd\u5fdc\u3057\u3066\u3057\u307e\u3046\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002Avast\u3001AVG\u3001Windows Defender\u306a\u3069\u306e\u30bd\u30d5\u30c8\u306fSSL\u901a\u4fe1\u3092\u30b9\u30ad\u30e3\u30f3\u307e\u305f\u306f\u30d6\u30ed\u30c3\u30af\u3057\u3001\u300c\u3053\u306e\u30b5\u30a4\u30c8\u3078\u306e\u63a5\u7d9a\u306f\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3067\u4fdd\u8b77\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u300d\u30a8\u30e9\u30fc\u3092\u5f15\u304d\u8d77\u3053\u3059\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4e00\u6642\u7684\u306b\u30a6\u30a4\u30eb\u30b9\u5bfe\u7b56\u30bd\u30d5\u30c8\u3084\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u3092\u7121\u52b9\u306b\u3057\u3066\u3001\u30a8\u30e9\u30fc\u304c\u6d88\u3048\u308b\u304b\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u6d88\u3048\u305f\u5834\u5408\u306f\u3001\u305d\u306e\u30b5\u30a4\u30c8\u3092\u300c\u4f8b\u5916\u300d\u3068\u3057\u3066\u8a2d\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p><strong>Avast<\/strong><strong>\u306e\u5834\u5408<\/strong>\uff1a\u8a2d\u5b9a &gt; \u4f8b\u5916 \u306b\u9032\u307f\u3001\u30b5\u30a4\u30c8\u306eURL\u3092\u8ffd\u52a0<\/p>\n\n\n\n<p><strong>Windows<\/strong><strong>\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u306e\u5834\u5408<\/strong>\uff1aChrome\u3092\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u306e\u300c\u8a31\u53ef\u3055\u308c\u305f\u30a2\u30d7\u30ea\u300d\u306b\u8ffd\u52a0<\/p>\n\n\n\n<p>\u78ba\u8a8d\u5f8c\u306f\u5fc5\u305a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30bd\u30d5\u30c8\u3092\u518d\u6709\u52b9\u5316\u3057\u3066\u3001\u5b89\u5168\u3092\u4fdd\u3061\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">6. \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3084DNS\u3092\u5909\u66f4\u3059\u308b<\/h3>\n\n\n\n<p>\u516c\u5171Wi-Fi\u3084\u4f01\u696d\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u306f\u3001SSL\u63a5\u7d9a\u304c\u30d6\u30ed\u30c3\u30af\u3055\u308c\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u30e2\u30d0\u30a4\u30eb\u30db\u30c3\u30c8\u30b9\u30dd\u30c3\u30c8\u306a\u3069\u5225\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u5207\u308a\u66ff\u3048\u3066\u3001\u30a8\u30e9\u30fc\u304c\u6d88\u3048\u308b\u304b\u78ba\u8a8d\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u554f\u984c\u304c\u6d88\u3048\u305f\u5834\u5408\u306f\u3001\u5143\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304c\u901a\u4fe1\u3092\u5236\u9650\u3057\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3082\u3046\u4e00\u3064\u306e\u5bfe\u51e6\u6cd5\u306f\u3001<a href=\"https:\/\/lightningxvpn.com\/blog\/ja\/how-to-change-dns-server-on-windows-ja\/\" target=\"_blank\" rel=\"noopener\" title=\"DNS\u30b5\u30fc\u30d0\u30fc\u3092\u5909\u66f4\u3059\u308b\u3053\u3068\">DNS\u30b5\u30fc\u30d0\u30fc\u3092\u5909\u66f4\u3059\u308b\u3053\u3068<\/a>\u3067\u3059\u3002ISP\u306eDNS\u306b\u554f\u984c\u304c\u3042\u308b\u3053\u3068\u3082\u3042\u308b\u305f\u3081\u3001Google\u306eDNS\uff088.8.8.8 \u3068 8.8.4.4\uff09\u306b\u5207\u308a\u66ff\u3048\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p><strong>Windows<\/strong><strong>\u3067\u306e\u8a2d\u5b9a\u65b9\u6cd5\uff1a<\/strong>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u8a2d\u5b9a &gt; \u30a2\u30c0\u30d7\u30bf\u30fc\u30aa\u30d7\u30b7\u30e7\u30f3\u306e\u5909\u66f4 &gt; \u63a5\u7d9a\u3092\u53f3\u30af\u30ea\u30c3\u30af &gt; \u30d7\u30ed\u30d1\u30c6\u30a3 &gt; IPv4 &gt; DNS\u30928.8.8.8\u30688.8.4.4\u306b\u8a2d\u5b9a<\/p>\n\n\n\n<p><strong>Mac<\/strong><strong>\u306e\u5834\u5408<\/strong>\uff1a\u300c\u30b7\u30b9\u30c6\u30e0\u74b0\u5883\u8a2d\u5b9a\u300d&gt;\u300c\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u300d&gt;\u300c\u8a73\u7d30\u300d&gt;\u300cDNS\u300d\u30bf\u30d6\u3067\u8a2d\u5b9a\u53ef\u80fd\u3067\u3059\u3002\u5909\u66f4\u5f8c\u306b\u30b5\u30a4\u30c8\u3092\u518d\u8aad\u307f\u8fbc\u307f\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">7. QUIC\u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u7121\u52b9\u306b\u3059\u308b\uff08Chrome\u7279\u6709\u306e\u8a2d\u5b9a\uff09<\/h3>\n\n\n\n<p>Chrome\u306f<a href=\"https:\/\/ja.wikipedia.org\/wiki\/QUIC\" target=\"_blank\" rel=\"noopener nofollow\" title=\"QUIC\">QUIC<\/a>\u3068\u3044\u3046\u5b9f\u9a13\u7684\u306a\u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u3053\u308c\u304cSSL\u30a8\u30e9\u30fc\u3092\u5f15\u304d\u8d77\u3053\u3059\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u3092\u7121\u52b9\u306b\u3057\u3066\u30c6\u30b9\u30c8\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>Chrome\u306e\u30a2\u30c9\u30ec\u30b9\u30d0\u30fc\u306b chrome:\/\/flags \u3068\u5165\u529b\u3057\u3001\u300cQUIC\u300d\u3067\u691c\u7d22\u3002\u300cExperimental QUIC protocol\u300d\u3092\u300cDisabled\u300d\u306b\u8a2d\u5b9a\u3057\u307e\u3059\u3002Chrome\u3092\u518d\u8d77\u52d5\u3057\u3001\u518d\u5ea6\u30b5\u30a4\u30c8\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">8. \u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306b\u9023\u7d61\u3059\u308b\u3001\u307e\u305f\u306f\u6642\u9593\u3092\u7f6e\u3044\u3066\u5f85\u3064<\/h3>\n\n\n\n<p>\u3053\u3053\u307e\u3067\u306e\u624b\u9806\u3067\u89e3\u6c7a\u3057\u306a\u3044\u5834\u5408\u3001\u554f\u984c\u306f\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u5074\u306b\u3042\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002SSL\u8a3c\u660e\u66f8\u306e\u671f\u9650\u5207\u308c\u3084TLS\u8a2d\u5b9a\u30df\u30b9\u306a\u3069\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u5074\u3067\u89e3\u6c7a\u3067\u304d\u307e\u305b\u3093\u3002\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e\u30b5\u30dd\u30fc\u30c8\u30da\u30fc\u30b8\u3084SNS\u3092\u30c1\u30a7\u30c3\u30af\u3057\u3001\u554f\u3044\u5408\u308f\u305b\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u4eba\u6c17\u306e\u3042\u308b\u30b5\u30a4\u30c8\u3067\u3042\u308c\u3070\u3001\u3059\u3067\u306b\u5bfe\u5fdc\u4e2d\u306e\u53ef\u80fd\u6027\u3082\u3042\u308a\u307e\u3059\u3002\u6570\u6642\u9593\u301c1\u65e5\u7a0b\u5ea6\u5f85\u3063\u3066\u304b\u3089\u518d\u5ea6\u30a2\u30af\u30bb\u30b9\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u6700\u5f8c\u306b\uff1aVPN\u3092\u4f7f\u3063\u3066\u3001\u3088\u308a\u30b9\u30e0\u30fc\u30ba\u3067\u5b89\u5168\u306a\u30a6\u30a7\u30d6\u4f53\u9a13\u3092<\/h2>\n\n\n\n<p>\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u5236\u9650\u304c\u53b3\u3057\u3044\u56fd\u3084\u3001\u516c\u5171Wi-Fi\u3001\u30e2\u30d0\u30a4\u30eb\u30db\u30c3\u30c8\u30b9\u30dd\u30c3\u30c8\u3092\u5229\u7528\u3057\u3066\u3044\u308b\u3068\u3001\u300c\u5b89\u5168\u63a5\u7d9a\u30a8\u30e9\u30fc\uff08ERR_SSL_PROTOCOL_ERROR\uff09\u300d\u306e\u3088\u3046\u306aSSL\u30a8\u30e9\u30fc\u304c\u983b\u7e41\u306b\u767a\u751f\u3059\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u3093\u306a\u3068\u304d\u306f\u3001\u30d7\u30ec\u30df\u30a2\u30e0VPN\u306e\u5229\u7528\u3092\u691c\u8a0e\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p><a href=\"https:\/\/lightningxvpn.com\/ja\/\" target=\"_blank\" rel=\"noopener\" title=\"\">LightningX VPN<\/a>\u306f\u3001\u9ad8\u901f\u3067\u4f7f\u3044\u3084\u3059\u3044\u3060\u3051\u3067\u306a\u304f\u3001DNS\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5236\u9650\u3001\u5730\u57df\u7684\u306aSSL\u30d6\u30ed\u30c3\u30af\u3068\u3044\u3063\u305f\u300c\u5b89\u5168\u63a5\u7d9a\u30a8\u30e9\u30fc\u300d\u306e\u4e00\u822c\u7684\u306a\u539f\u56e0\u3092\u56de\u907f\u3059\u308b\u306e\u306b\u3082\u5f79\u7acb\u3061\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u5b9f\u969b\u306eIP\u30a2\u30c9\u30ec\u30b9\u3092\u4eee\u60f3\u306eIP\u306b\u5909\u66f4\u3059\u308b\u3053\u3068\u3067\u3001\u7c21\u5358\u306b\u5236\u9650\u3092\u3059\u308a\u629c\u3051\u3089\u308c\u308b\u305f\u3081\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u73fe\u5728\u300130\u65e5\u9593\u306e\u8fd4\u91d1\u4fdd\u8a3c\u4ed8\u304d\u7121\u6599\u30c8\u30e9\u30a4\u30a2\u30eb\u3068\u30013\u30c9\u30eb\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u30d0\u30c3\u30af\u7279\u5178\u3092\u63d0\u4f9b\u4e2d\uff01\u4eca\u3059\u3050\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u3066\u8a66\u3057\u3066\u307f\u307e\u3057\u3087\u3046\uff01\u3082\u3046\u4e8c\u5ea6\u3068\u3053\u306e\u30a8\u30e9\u30fc\u306b\u51fa\u304f\u308f\u3055\u306a\u3044\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<div class=\"wp-block-group has-background has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" style=\"border-radius:15px;background-color:#ffefd8;padding-top:var(--wp--preset--spacing--10);padding-right:var(--wp--preset--spacing--10);padding-bottom:var(--wp--preset--spacing--10);padding-left:var(--wp--preset--spacing--10)\">\n<p><strong>\u30d2\u30f3\u30c8:<\/strong><br>LightningX VPN \u306f\u3001\u5b89\u5168\u3067\u5b89\u5b9a\u3057\u305f\u9ad8\u901f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u63a5\u7d9a\u3092\u63d0\u4f9b\u3059\u308b\u6700\u9ad8\u306e VPN \u3067\u3059\u300250 \u304b\u56fd\u4ee5\u4e0a\u306b 2000 \u53f0\u4ee5\u4e0a\u306e\u30b5\u30fc\u30d0\u30fc\u3092\u5099\u3048\u3066\u3044\u307e\u3059\u3002\u516c\u5171\u306e\u5834\u306b\u3044\u308b\u3068\u304d\u306f\u3001\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u3066\u8a66\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u5f53\u793e\u306e\u88fd\u54c1\u306b\u3054\u6e80\u8db3\u3044\u305f\u3060\u3051\u306a\u3044\u5834\u5408\u306f\u300130 \u65e5\u4ee5\u5185\u306b\u5168\u984d\u8fd4\u91d1\u3092\u3054\u8acb\u6c42\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-1 wp-block-buttons-is-layout-flex\" style=\"margin-top:var(--wp--preset--spacing--10);margin-bottom:var(--wp--preset--spacing--10)\">\n<div class=\"wp-block-button has-custom-width wp-block-button__width-75 has-custom-font-size is-style-outline\" style=\"font-size:clamp(0.875rem, 0.875rem + ((1vw - 0.2rem) * 0.542), 1.2rem);\"><a class=\"wp-block-button__link has-base-2-color has-text-color has-background has-link-color wp-element-button\" href=\"https:\/\/lightningxvpn.com\/ja\/download\" style=\"border-style:none;border-width:0px;border-radius:100px;background-color:#ffb700;padding-top:var(--wp--preset--spacing--10);padding-right:0;padding-bottom:var(--wp--preset--spacing--10);padding-left:0\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>LightningX VPN \u7121\u6599\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9<\/strong><\/a><\/div>\n<\/div>\n<\/div>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized has-custom-border\"><img loading=\"lazy\" decoding=\"async\" width=\"535\" height=\"622\" src=\"https:\/\/lightningxvpn.com\/blog\/wp-content\/uploads\/2025\/01\/lightningx-vpn-ja-1.png\" alt=\"LightningX VPN\" class=\"wp-image-40697\" style=\"border-width:1px;width:400px\" srcset=\"https:\/\/lightningxvpn.com\/blog\/wp-content\/uploads\/2025\/01\/lightningx-vpn-ja-1.png 535w, https:\/\/lightningxvpn.com\/blog\/wp-content\/uploads\/2025\/01\/lightningx-vpn-ja-1-258x300.png 258w\" sizes=\"(max-width: 535px) 100vw, 535px\" \/><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>\u30a6\u30a7\u30d6\u3092\u95b2\u89a7\u4e2d\u306b\u3001\u3042\u308b\u30b5\u30a4\u30c8\u3092\u8a2a\u308c\u308b\u306e\u3092\u697d\u3057\u307f\u306b\u3057\u3066\u3044\u305f\u3089\u3001\u7a81\u7136\uff01Google Chrome\u304c\u300c\u3053\u306e\u30b5\u30a4\u30c8\u3078\u306e [&hellip;]<\/p>\n","protected":false},"author":9,"featured_media":58391,"comment_status":"closed","ping_status":"open","sticky":false,"template":"wp-custom-template-ja","format":"standard","meta":{"footnotes":""},"categories":[526],"tags":[],"aioseo_notices":[],"lang":"ja","translations":{"ja":58292,"en":58227,"ko":58311,"cn":58252},"pll_sync_post":[],"_links":{"self":[{"href":"https:\/\/lightningxvpn.com\/blog\/wp-json\/wp\/v2\/posts\/58292"}],"collection":[{"href":"https:\/\/lightningxvpn.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lightningxvpn.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lightningxvpn.com\/blog\/wp-json\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"https:\/\/lightningxvpn.com\/blog\/wp-json\/wp\/v2\/comments?post=58292"}],"version-history":[{"count":6,"href":"https:\/\/lightningxvpn.com\/blog\/wp-json\/wp\/v2\/posts\/58292\/revisions"}],"predecessor-version":[{"id":58383,"href":"https:\/\/lightningxvpn.com\/blog\/wp-json\/wp\/v2\/posts\/58292\/revisions\/58383"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/lightningxvpn.com\/blog\/wp-json\/wp\/v2\/media\/58391"}],"wp:attachment":[{"href":"https:\/\/lightningxvpn.com\/blog\/wp-json\/wp\/v2\/media?parent=58292"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lightningxvpn.com\/blog\/wp-json\/wp\/v2\/categories?post=58292"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lightningxvpn.com\/blog\/wp-json\/wp\/v2\/tags?post=58292"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}