{"id":12253,"date":"2024-09-08T18:26:26","date_gmt":"2024-09-08T10:26:26","guid":{"rendered":"https:\/\/lightningxvpn.com\/blog\/?p=12253"},"modified":"2024-11-27T10:32:54","modified_gmt":"2024-11-27T02:32:54","slug":"what-is-2-factor-authentication-ja","status":"publish","type":"post","link":"https:\/\/lightningxvpn.com\/blog\/ja\/what-is-2-factor-authentication-ja\/","title":{"rendered":"2\u8981\u7d20\u8a8d\u8a3c\u3068\u306f\uff082FA\uff09\uff1f\u30a2\u30ab\u30a6\u30f3\u30c8\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u5f37\u529b\u306a\u5b88\u8b77\u8005"},"content":{"rendered":"\n<p>\u30c7\u30fc\u30bf\u306e\u6f0f\u6d29\u3001\u30a2\u30ab\u30a6\u30f3\u30c8\u306e\u30cf\u30c3\u30ad\u30f3\u30b0\u3001\u500b\u4eba\u60c5\u5831\u306e\u76d7\u96e3\u306f\u3001\u307b\u307c\u6bce\u65e5\u8033\u306b\u3057\u307e\u3059\u3002\u307b\u3068\u3093\u3069\u306e\u4eba\u306f\u30aa\u30f3\u30e9\u30a4\u30f3 \u30a2\u30ab\u30a6\u30f3\u30c8\u3092\u4fdd\u8b77\u3059\u308b\u305f\u3081\u306b\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u30d1\u30b9\u30ef\u30fc\u30c9\u3060\u3051\u3067\u306f\u5341\u5206\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u3053\u3053\u3067 2 \u8981\u7d20\u8a8d\u8a3c (2FA) \u306e\u51fa\u756a\u3067\u3059\u3002<\/p>\n\n\n\n<p>2FA \u306f\u30a2\u30ab\u30a6\u30f3\u30c8\u306b\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u5c64\u3092\u8ffd\u52a0\u3057\u3001\u30cf\u30c3\u30ab\u30fc\u304c\u30a2\u30af\u30bb\u30b9\u3057\u306b\u304f\u304f\u3057\u307e\u3059\u3002\u3053\u306e\u30d6\u30ed\u30b0\u3067\u306f\u3001<strong>2\u8981\u7d20\u8a8d\u8a3c\u3068\u306f<\/strong>\u3001\u305d\u306e\u91cd\u8981\u6027\u3068\u7a2e\u985e\u3001\u4ed5\u7d44\u307f\u3001\u8a2d\u5b9a\u65b9\u6cd5\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">2\u8981\u7d20\u8a8d\u8a3c\u3068\u306f\uff1f<\/h2>\n\n\n\n<p>2\u8981\u7d20\u8a8d\u8a3c\u3001\u307e\u305f\u306f2FA\u306f\u3001\u30a2\u30ab\u30a6\u30f3\u30c8\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u524d\u306b2\u3064\u306e\u8b58\u5225\u5f62\u5f0f\u3092\u5fc5\u8981\u3068\u3059\u308b\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30d7\u30ed\u30bb\u30b9\u3067\u3059\u3002\u3053\u308c\u306f\u3001\u30c9\u30a2\u306b\u4e8c\u91cd\u306e\u30ed\u30c3\u30af\u3092\u304b\u3051\u308b\u3088\u3046\u306a\u3082\u306e\u3067\u3059\u3002\u8ab0\u304b\u304c1\u3064\u306e\u9375\u3092\u6301\u3063\u3066\u3044\u3066\u3082\u3001\u3082\u30461\u3064\u306e\u9375\u304c\u306a\u3051\u308c\u3070\u4e2d\u306b\u5165\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p>\u540c\u3058\u8003\u3048\u65b9\u304c2FA\u306b\u9069\u7528\u3055\u308c\u307e\u3059\u3002\u30a2\u30ab\u30a6\u30f3\u30c8\u306b\u30ed\u30b0\u30a4\u30f3\u3059\u308b\u969b\u306b\u306f\u3001\u30d1\u30b9\u30ef\u30fc\u30c9\uff08\u3042\u306a\u305f\u304c\u77e5\u3063\u3066\u3044\u308b\u3082\u306e\uff09\u3068\u7b2c\u4e8c\u306e\u8981\u7d20\uff08\u3042\u306a\u305f\u304c\u6301\u3063\u3066\u3044\u308b\u3082\u306e\uff09\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u7b2c\u4e8c\u306e\u8981\u7d20\u306f\u3001\u30c6\u30ad\u30b9\u30c8\u30e1\u30c3\u30bb\u30fc\u30b8\u30b3\u30fc\u30c9\u3001\u30a2\u30d7\u30ea\u901a\u77e5\u3001\u6307\u7d0b\u3001\u3042\u308b\u3044\u306f\u9854\u8a8d\u8b58\u3067\u3042\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30cf\u30c3\u30ab\u30fc\u304c\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u6301\u3063\u3066\u3044\u3066\u3082\u4fb5\u5165\u3059\u308b\u306e\u304c\u975e\u5e38\u306b\u96e3\u3057\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u306a\u305c2FA\u3092\u91cd\u8996\u3059\u308b\u3079\u304d\u304b\uff1f<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1. \u30d1\u30b9\u30ef\u30fc\u30c9\u3060\u3051\u306e\u9650\u754c<\/h3>\n\n\n\n<ul>\n<li>\u30d1\u30b9\u30ef\u30fc\u30c9\u306f\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u6700\u3082\u5f31\u3044\u30ea\u30f3\u30af\u3067\u3042\u308b\u3053\u3068\u304c\u591a\u3044\u3067\u3059\u3002<\/li>\n\n\n\n<li>\u7c21\u5358\u306b\u63a8\u6e2c\u3055\u308c\u308b\uff08\u8a95\u751f\u65e5\u3001\u30da\u30c3\u30c8\u306e\u540d\u524d\u306a\u3069\uff09\u3002<\/li>\n\n\n\n<li>\u8907\u6570\u306e\u30a2\u30ab\u30a6\u30f3\u30c8\u3067\u518d\u5229\u7528\u3055\u308c\u308b\u3053\u3068\u304c\u4e00\u822c\u7684\u3067\u3059\u3002<\/li>\n\n\n\n<li>\u6709\u5bb3\u306a\u653b\u6483\u306b\u5bfe\u3057\u3066\u8106\u5f31\u3067\u3059\u3002<\/li>\n\n\n\n<li>81%\u306e\u30c7\u30fc\u30bf\u6f0f\u6d29\u306f\u3001\u5f31\u3044\u307e\u305f\u306f\u76d7\u307e\u308c\u305f\u30d1\u30b9\u30ef\u30fc\u30c9\u304c\u539f\u56e0\u3067\u3059\uff08Verizon\u30c7\u30fc\u30bf\u6f0f\u6d29\u8abf\u67fb\u5831\u544a\u66f8\u3092\u53c2\u7167\uff09\u3002<\/li>\n\n\n\n<li>\u8907\u96d1\u306a\u30d1\u30b9\u30ef\u30fc\u30c9\u3067\u3042\u3063\u3066\u3082\u3001\u30d5\u30a3\u30c3\u30b7\u30f3\u30b0\u3084\u30ad\u30fc\u30ed\u30ae\u30f3\u30b0\u306b\u3088\u3063\u3066\u4fb5\u5bb3\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">2. \u5897\u52a0\u3059\u308b\u30b5\u30a4\u30d0\u30fc\u72af\u7f6a\u306e\u7d71\u8a08<\/h3>\n\n\n\n<ul>\n<li>2025\u5e74\u307e\u3067\u306b\u3001\u30b5\u30a4\u30d0\u30fc\u72af\u7f6a\u306b\u3088\u308b\u88ab\u5bb3\u306f\u5e74\u959310.5\u5146\u30c9\u30eb\u306b\u9054\u3059\u308b\u3068\u4e88\u6e2c\u3055\u308c\u3066\u3044\u307e\u3059\uff08\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30de\u30ac\u30b8\u30f3\uff09\u3002<\/li>\n\n\n\n<li>2020\u5e74\u307e\u3067\u306b\u3001\u4e16\u754c\u4e2d\u3067\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\u30d1\u30b9\u30ef\u30fc\u30c9\u306e\u6570\u306f3000\u5104\u306b\u9054\u3057\u307e\u3057\u305f\uff08\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30de\u30ac\u30b8\u30f3\uff09\u3002<\/li>\n\n\n\n<li>\u6bce\u65e530,000\u306e\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u304c\u30cf\u30c3\u30ad\u30f3\u30b0\u3055\u308c\u3066\u3044\u307e\u3059\uff08Forbes\uff09\u3002<\/li>\n\n\n\n<li>\u57fa\u672c\u7684\u306a\u5bfe\u7b56\uff082FA\u3092\u542b\u3080\uff09\u3092\u8b1b\u3058\u308b\u3053\u3068\u3067\u3001\u30c7\u30fc\u30bf\u6f0f\u6d29\u306e80%\u306f\u9632\u3050\u3053\u3068\u304c\u3067\u304d\u307e\u3059\uff08\u7c73\u56fd\u56fd\u5bb6\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8cac\u4efb\u8005\u304b\u3089\u5f15\u7528\uff09\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">3. \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u4fb5\u5bb3\u306e\u500b\u5225\u306e\u4e8b\u4f8b<\/h3>\n\n\n\n<p><strong>2014<\/strong><strong>\u5e74\u306eiCloud<\/strong><strong>\u6709\u540d\u4eba\u5199\u771f\u6d41\u51fa\u4e8b\u4ef6\uff08Forbes<\/strong><strong>\uff09\uff1a<\/strong><\/p>\n\n\n\n<ul>\n<li>\u30cf\u30c3\u30ab\u30fc\u304c\u6709\u540d\u4eba\u306eiCloud\u30a2\u30ab\u30a6\u30f3\u30c8\u306b\u30a2\u30af\u30bb\u30b9\u3057\u307e\u3057\u305f\u3002<\/li>\n\n\n\n<li>\u30d5\u30a3\u30c3\u30b7\u30f3\u30b0\u3068\u30d1\u30b9\u30ef\u30fc\u30c9\u63a8\u6e2c\u3092\u4f7f\u7528\u3057\u3066\u30a2\u30ab\u30a6\u30f3\u30c8\u306b\u4fb5\u5165\u3057\u307e\u3057\u305f\u3002<\/li>\n\n\n\n<li>\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8\u306a\u5199\u771f\u304c\u30aa\u30f3\u30e9\u30a4\u30f3\u306b\u6d41\u51fa\u3059\u308b\u7d50\u679c\u3068\u306a\u308a\u307e\u3057\u305f\u3002<\/li>\n\n\n\n<li>Apple\u306f2FA\u306e\u4f7f\u7528\u3092\u5968\u52b1\u3059\u308b\u3053\u3068\u3067\u5bfe\u5fdc\u3057\u307e\u3057\u305f\u3002<\/li>\n\n\n\n<li>\u8b66\u544a\uff1a\u9ad8\u77e5\u540d\u5ea6\u306e\u500b\u4eba\u3067\u3042\u3063\u3066\u3082\u3001\u7c21\u5358\u306a\u30cf\u30c3\u30ad\u30f3\u30b0\u6280\u8853\u306e\u72a0\u7272\u306b\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">2FA\u306e\u5229\u70b9\u3068\u6b20\u70b9<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">2FA\u306e\u5229\u70b9<\/h3>\n\n\n\n<p><strong>1. <\/strong><strong>\u30a2\u30ab\u30a6\u30f3\u30c8\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u5411\u4e0a<\/strong><strong><\/strong><\/p>\n\n\n\n<ul>\n<li>\u30d1\u30b9\u30ef\u30fc\u30c9\u4ee5\u5916\u306b\u8ffd\u52a0\u306e\u4fdd\u8b77\u5c64\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u306e\u30ea\u30b9\u30af\u3092\u6700\u592799%\u6e1b\u5c11\u3055\u305b\u307e\u3059\uff08Google\uff09\u3002<\/li>\n\n\n\n<li>\u653b\u6483\u8005\u304c\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u6301\u3063\u3066\u3044\u3066\u3082\u3001\u30a2\u30af\u30bb\u30b9\u3059\u308b\u306e\u304c\u975e\u5e38\u306b\u96e3\u3057\u304f\u306a\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30cf\u30c3\u30ab\u30fc\u304c\u76d7\u307e\u308c\u305f\u30e6\u30fc\u30b6\u30fc\u540d\/\u30d1\u30b9\u30ef\u30fc\u30c9\u306e\u7d44\u307f\u5408\u308f\u305b\u3092\u4f7f\u7528\u3059\u308b\u30aa\u30f3\u30e9\u30a4\u30f3\u653b\u6483\u3092\u9632\u304e\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<p>2FA\u306e\u5f37\u529b\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u4ee5\u5916\u306b\u3082\u3001VPN\u306f\u30aa\u30f3\u30e9\u30a4\u30f3\u306e\u5b89\u5168\u6027\u3092\u5411\u4e0a\u3055\u305b\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001\u6700\u9ad8\u306eVPN\u30b5\u30fc\u30d3\u30b9\u306e1\u3064\u3067\u3042\u308b<a href=\"https:\/\/lightningxvpn.com\/ja\/\" target=\"_blank\" rel=\"noopener\" title=\"\">LightningX VPN<\/a>\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002\u3053\u308c\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u30c7\u30fc\u30bf\u306fShadowsocks\u3084Vless\u306a\u3069\u306e\u9ad8\u5ea6\u306a\u6697\u53f7\u5316\u306b\u3088\u3063\u3066\u4fdd\u8b77\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u6a5f\u5bc6\u60c5\u5831\u304c\u30cf\u30c3\u30ab\u30fc\u304b\u3089\u5b88\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"535\" height=\"622\" src=\"https:\/\/lightningxvpn.com\/blog\/wp-content\/uploads\/2024\/07\/lightningx-vpn-ja.png\" alt=\"LightningX VPN\" class=\"wp-image-2792\" srcset=\"https:\/\/lightningxvpn.com\/blog\/wp-content\/uploads\/2024\/07\/lightningx-vpn-ja.png 535w, https:\/\/lightningxvpn.com\/blog\/wp-content\/uploads\/2024\/07\/lightningx-vpn-ja-258x300.png 258w\" sizes=\"(max-width: 535px) 100vw, 535px\" \/><\/figure>\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\n\n\n<p><strong>2. <\/strong><strong>\u4e00\u822c\u7684\u306a\u30cf\u30c3\u30ad\u30f3\u30b0\u6280\u8853\u306b\u5bfe\u3059\u308b\u4fdd\u8b77<\/strong><\/p>\n\n\n\n<ul>\n<li>\u30d5\u30a3\u30c3\u30b7\u30f3\u30b0\uff1a\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u3046\u3063\u304b\u308a\u6f0f\u3089\u3057\u3066\u3057\u307e\u3063\u3066\u3082\u3001\u653b\u6483\u8005\u306f\u7b2c\u4e8c\u306e\u8981\u7d20\u304c\u306a\u3051\u308c\u3070\u30a2\u30ab\u30a6\u30f3\u30c8\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u307e\u305b\u3093\u3002<\/li>\n\n\n\n<li>\u30ad\u30fc\u30ed\u30ae\u30f3\u30b0\uff1a\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u30ad\u30e3\u30d7\u30c1\u30e3\u3057\u307e\u3059\u304c\u3001\u7b2c\u4e8c\u306e\u8981\u7d20\u3092\u30ad\u30e3\u30d7\u30c1\u30e3\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002<\/li>\n\n\n\n<li>\u30d6\u30eb\u30fc\u30c8\u30d5\u30a9\u30fc\u30b9\u653b\u6483\uff1a\u30d1\u30b9\u30ef\u30fc\u30c9\u3060\u3051\u3067\u306f\u4e0d\u5341\u5206\u306a\u305f\u3081\u7121\u52b9\u3067\u3059\u3002<\/li>\n\n\n\n<li>\u4e2d\u9593\u8005\u653b\u6483\uff1a\u7b2c\u4e8c\u306e\u8981\u7d20\u306f\u901a\u5e38\u3001\u5225\u306e\u30c1\u30e3\u30cd\u30eb\u3092\u4f7f\u7528\u3059\u308b\u305f\u3081\u3001\u508d\u53d7\u304c\u96e3\u3057\u304f\u306a\u308a\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">2FA\u306e\u6b20\u70b9<\/h3>\n\n\n\n<p><strong>\u6f5c\u5728\u7684\u306a\u4e0d\u4fbf\u3055\uff1a<\/strong><\/p>\n\n\n\n<ul>\n<li>\u5404\u30ed\u30b0\u30a4\u30f3\u306b\u8ffd\u52a0\u306e\u624b\u9806\u304c\u5fc5\u8981\u3067\u3059\u3002<\/li>\n\n\n\n<li>\u7b2c\u4e8c\u306e\u8981\u7d20\u306b\u3059\u3050\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u306a\u3044\u5834\u5408\uff08\u4f8b\uff1a\u643a\u5e2f\u96fb\u8a71\u3092\u5bb6\u306b\u5fd8\u308c\u308b\uff09\u3001\u975e\u5e38\u306b\u56f0\u96e3\u3067\u3059\u3002<\/li>\n\n\n\n<li>\u7570\u306a\u308b\u30a2\u30ab\u30a6\u30f3\u30c8\u306e\u305f\u3081\u306b\u8907\u6570\u306e2FA\u8a2d\u5b9a\u304c\u5fc5\u8981\u306a\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u4e00\u90e8\u306e\u30e6\u30fc\u30b6\u30fc\u306f\u7169\u308f\u3057\u304f\u611f\u3058\u3001\u7121\u52b9\u5316\u3057\u3088\u3046\u3068\u3059\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">2\u8981\u7d20\u8a8d\u8a3c\u306f\u3069\u306e\u3088\u3046\u306b\u6a5f\u80fd\u3059\u308b\u306e\u304b\uff1f<\/h2>\n\n\n\n<p>2FA\u306f\u30012\u7a2e\u985e\u306e\u8b58\u5225\u65b9\u6cd5\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u6a5f\u80fd\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30b9\u30c6\u30c3\u30d71\uff1a\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u5165\u529b\u3059\u308b<\/h3>\n\n\n\n<p>\u307e\u305a\u3001\u901a\u5e38\u901a\u308a\u306b\u30e6\u30fc\u30b6\u30fc\u540d\u3068\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u5165\u529b\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u3042\u306a\u305f\u304c\u77e5\u3063\u3066\u3044\u308b\u3082\u306e\uff08\u7b2c\u4e00\u306e\u8981\u7d20\uff09\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30b9\u30c6\u30c3\u30d72\uff1a\u7b2c\u4e8c\u306e\u8981\u7d20\u3067\u78ba\u8a8d\u3059\u308b<\/h3>\n\n\n\n<p>\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u5165\u529b\u3057\u305f\u5f8c\u3001\u7b2c\u4e8c\u306e\u8981\u7d20\u3067\u8eab\u5143\u3092\u78ba\u8a8d\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u7b2c\u4e8c\u306e\u8981\u7d20\u306e\u7a2e\u985e\u306f\u5f8c\u307b\u3069\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30b9\u30c6\u30c3\u30d73\uff1a\u30a2\u30af\u30bb\u30b9\u8a31\u53ef<\/h3>\n\n\n\n<p>\u4e21\u65b9\u306e\u8981\u7d20\u3092\u6b63\u3057\u304f\u5165\u529b\u3059\u308b\u3068\u3001\u30a2\u30ab\u30a6\u30f3\u30c8\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u30d7\u30ed\u30bb\u30b9\u306f\u6642\u9593\u304c\u304b\u304b\u308b\u3088\u3046\u306b\u898b\u3048\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u304c\u3001\u91cd\u8981\u306a\u4fdd\u8b77\u5c64\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">2\u8981\u7d20\u8a8d\u8a3c\u306e\u7a2e\u985e<\/h2>\n\n\n\n<p>2FA\u306b\u306f\u3044\u304f\u3064\u304b\u306e\u7a2e\u985e\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. SMS\u30d9\u30fc\u30b9\u306e2FA<\/h3>\n\n\n\n<p>\u3053\u306e\u65b9\u6cd5\u3067\u306f\u3001\u643a\u5e2f\u96fb\u8a71\u306b\u30c6\u30ad\u30b9\u30c8\u30e1\u30c3\u30bb\u30fc\u30b8\u3067\u4e00\u56de\u9650\u308a\u306e\u30b3\u30fc\u30c9\u304c\u9001\u4fe1\u3055\u308c\u307e\u3059\u3002\u4f7f\u3044\u3084\u3059\u3044\u3067\u3059\u304c\u3001SIM\u30b9\u30ef\u30c3\u30d7\u653b\u6483\u306b\u8106\u5f31\u3067\u3059\u3002\u3053\u306e\u5834\u5408\u3001\u30cf\u30c3\u30ab\u30fc\u306f\u30e2\u30d0\u30a4\u30eb\u30ad\u30e3\u30ea\u30a2\u3092\u9a19\u3057\u3066\u88ab\u5bb3\u8005\u306e\u96fb\u8a71\u756a\u53f7\u3092\u81ea\u5206\u306eSIM\u30ab\u30fc\u30c9\u306b\u8ee2\u9001\u3055\u305b\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2. \u8a8d\u8a3c\u30a2\u30d7\u30ea<\/h3>\n\n\n\n<p>Google Authenticator\u3084Microsoft Authenticator\u306e\u3088\u3046\u306a\u8a8d\u8a3c\u30a2\u30d7\u30ea\u306f\u300130\u79d2\u3054\u3068\u306b\u30ea\u30d5\u30ec\u30c3\u30b7\u30e5\u3055\u308c\u308b\u30b3\u30fc\u30c9\u3092\u751f\u6210\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306f\u643a\u5e2f\u96fb\u8a71\u756a\u53f7\u306b\u4f9d\u5b58\u3057\u306a\u3044\u305f\u3081\u3001SMS\u3088\u308a\u3082\u5b89\u5168\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3. \u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u30c8\u30fc\u30af\u30f3<\/h3>\n\n\n\n<p>YubiKey\u306e\u3088\u3046\u306a\u7269\u7406\u30c7\u30d0\u30a4\u30b9\u306f\u3001\u30b3\u30fc\u30c9\u3092\u751f\u6210\u3057\u305f\u308a\u76f4\u63a5\u30a2\u30af\u30bb\u30b9\u3092\u63d0\u4f9b\u3057\u305f\u308a\u3057\u307e\u3059\u3002\u975e\u5e38\u306b\u5b89\u5168\u3067\u3059\u304c\u3001\u30c7\u30d0\u30a4\u30b9\u3092\u7d1b\u5931\u3059\u308b\u3068\u4e0d\u4fbf\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">4. \u751f\u4f53\u8a8d\u8a3c<\/h3>\n\n\n\n<p>\u6307\u7d0b\u3084\u9854\u8a8d\u8b58\u3001\u3055\u3089\u306b\u306f\u97f3\u58f0\u8a8d\u8b58\u306a\u3069\u306e\u8eab\u4f53\u7684\u7279\u5fb4\u3092\u4f7f\u7528\u3057\u3066\u8eab\u5143\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002\u975e\u5e38\u306b\u5b89\u5168\u3067\u3059\u304c\u3001\u751f\u4f53\u8a8d\u8a3c\u30b9\u30ad\u30e3\u30f3\u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u30c7\u30d0\u30a4\u30b9\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">5. \u30e1\u30fc\u30eb\u30d9\u30fc\u30b9\u306e2FA<\/h3>\n\n\n\n<p>\u4e00\u90e8\u306e\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306f\u3001\u30e1\u30fc\u30eb\u3067\u4e00\u56de\u9650\u308a\u306e\u30b3\u30fc\u30c9\u3092\u9001\u4fe1\u3057\u307e\u3059\u3002\u4fbf\u5229\u3067\u3059\u304c\u3001\u30e1\u30fc\u30eb\u304c\u508d\u53d7\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u305f\u3081\u3001\u4ed6\u306e\u65b9\u6cd5\u307b\u3069\u5b89\u5168\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">2\u8981\u7d20\u8a8d\u8a3c\u306e\u8a2d\u5b9a\u65b9\u6cd5<\/h2>\n\n\n\n<p>2FA\u306e\u8a2d\u5b9a\u306f\u7c21\u5358\u3067\u3001\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306b\u3088\u3063\u3066\u82e5\u5e72\u7570\u306a\u308a\u307e\u3059\u3002\u4ee5\u4e0b\u306f\u4e00\u822c\u7684\u306a\u30ac\u30a4\u30c9\u3067\u3059\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. \u30a2\u30ab\u30a6\u30f3\u30c8\u8a2d\u5b9a\u306b\u79fb\u52d5<\/h3>\n\n\n\n<p>\u30a2\u30ab\u30a6\u30f3\u30c8\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8a2d\u5b9a\u3092\u898b\u3064\u3051\u307e\u3059\u3002\u300c\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u300d\u3001\u300c\u30ed\u30b0\u30a4\u30f3\u300d\u3001\u307e\u305f\u306f\u300c2\u8981\u7d20\u8a8d\u8a3c\u300d\u306a\u3069\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u63a2\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2. 2FA\u65b9\u6cd5\u3092\u9078\u629e<\/h3>\n\n\n\n<p>\u3069\u306e2FA\u65b9\u6cd5\u3092\u4f7f\u7528\u3059\u308b\u304b\u6c7a\u5b9a\u3057\u307e\u3059\u3002SMS\u30b3\u30fc\u30c9\u3001\u8a8d\u8a3c\u30a2\u30d7\u30ea\u3001\u307e\u305f\u306f\u751f\u4f53\u8a8d\u8a3c\u306e\u4e2d\u304b\u3089\u9078\u629e\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3. \u6307\u793a\u306b\u5f93\u3046<\/h3>\n\n\n\n<p>\u753b\u9762\u306e\u6307\u793a\u306b\u5f93\u3063\u30662FA\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002\u96fb\u8a71\u756a\u53f7\u3092\u63d0\u4f9b\u3059\u308b\u304b\u3001\u8a8d\u8a3c\u30a2\u30d7\u30ea\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">4. \u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30b3\u30fc\u30c9\u3092\u4fdd\u5b58<\/h3>\n\n\n\n<p>\u591a\u304f\u306e\u30b5\u30fc\u30d3\u30b9\u306f\u3001\u96fb\u8a71\u3084\u7b2c\u4e8c\u306e\u8981\u7d20\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u306a\u304f\u306a\u3063\u305f\u5834\u5408\u306e\u305f\u3081\u306b\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30b3\u30fc\u30c9\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u30b3\u30fc\u30c9\u3092\u5b89\u5168\u306a\u5834\u6240\u306b\u4fdd\u5b58\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">5. \u8a2d\u5b9a\u3092\u30c6\u30b9\u30c8<\/h3>\n\n\n\n<p>2FA\u3092\u8a2d\u5b9a\u3057\u305f\u5f8c\u3001\u30ed\u30b0\u30a2\u30a6\u30c8\u3057\u3066\u518d\u5ea6\u30ed\u30b0\u30a4\u30f3\u3092\u8a66\u307f\u3001\u3059\u3079\u3066\u304c\u6b63\u5e38\u306b\u6a5f\u80fd\u3059\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">FAQ &#8211; 2\u8981\u7d20\u8a8d\u8a3c\u3068\u306f?<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1. 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