{"id":19521,"date":"2026-10-08T21:38:28","date_gmt":"2026-10-08T12:38:28","guid":{"rendered":"https:\/\/www.bigriver.jp\/?p=19521"},"modified":"2026-10-08T21:38:30","modified_gmt":"2026-10-08T12:38:30","slug":"%e4%b8%ad%e5%8f%a4%e3%81%a7%e8%b2%b7%e3%81%a3%e3%81%9f-security-key-nfc-by-yubico-%e3%81%ae%e5%ae%89%e5%85%a8%e6%80%a7%e3%82%92%e7%a2%ba%e3%81%8b%e3%82%81%e3%81%a6%e5%88%9d%e6%9c%9f%e5%8c%96%e3%81%99","status":"publish","type":"post","link":"https:\/\/www.bigriver.jp\/?p=19521","title":{"rendered":"\u4e2d\u53e4\u3067\u8cb7\u3063\u305f Security Key NFC by Yubico \u306e\u5b89\u5168\u6027\u3092\u78ba\u304b\u3081\u3066\u521d\u671f\u5316\u3059\u308b\u8a71"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u6700\u8fd1\uff08\u73fe\u5728\u306f2026\u5e7410\u6708\uff09\u3001\u6bce\u65e5\u6bce\u65e5\u30b5\u30a4\u30d0\u30fc\u653b\u6483\u306b\u3088\u308a100\u4e07\u4eba\u3001200\u4e07\u4eba\u5358\u4f4d\u3067\u500b\u4eba\u60c5\u5831\u6f0f\u6d29\u306e\u30cb\u30e5\u30fc\u30b9\u304c\u6d41\u308c\u3066\u304a\u308a\u3001\u3082\u3046\u81ea\u5206\u306eGmail\u3084\u305d\u306e\u4ed6\u30a2\u30ab\u30a6\u30f3\u30c8\u306f\u6f0f\u6d29\u3057\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u9ad8\u3044\u3001\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u9ad8\u3044\u3060\u308d\u3046\u3068\u3044\u3046\u3053\u3068\u3067\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u30d9\u30fc\u30b9\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306b\u79fb\u884c\u3057\u307e\u3057\u305f\u3002\u3000\u4eca\u56de\u4e88\u5099\u306e\u30ab\u30ae\u3068\u3057\u3066 Security Key NFC by Yubico \u3092\u4e2d\u53e4\u3067\u8cfc\u5165\u3057\u307e\u3057\u305f\u3002\u3000<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e2d\u53e4\u306e\u9375\u306f\u507d\u9020\u54c1\u3060\u3063\u305f\u308a\u30de\u30eb\u30a6\u30a7\u30a2\u304c\u4ed5\u8fbc\u307e\u308c\u3066\u3044\u308b\u5371\u306a\u3044\u30ab\u30ae\u306e\u53ef\u80fd\u6027\u3082\u3042\u308a\u307e\u3059\u3002\u3000\u305d\u306e\u30ea\u30b9\u30af\u306b\u3064\u3044\u3066 Ubikey \u304c\u63d0\u4f9b\u3059\u308b\u691c\u8a3c\u7528\u30b5\u30a4\u30c8\u3067\u691c\u8a3c\u3057\u3001\u307e\u305f\u3001\u5229\u7528\u306b\u3042\u305f\u3063\u3066\u306e\u521d\u671f\u5316\u306b\u3064\u3044\u3066\u5b9f\u65bd\u3057\u305f\u3053\u3068\u3092\u8a18\u9332\u306b\u6b8b\u3057\u307e\u3059\u3002\u3000<\/p>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_88 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u76ee\u6b21<\/p>\n<label for=\"ez-toc-cssicon-toggle-item-6ac823f17b8ef\" class=\"ez-toc-cssicon-toggle-label\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/label><input type=\"checkbox\" style='display:none' id=\"ez-toc-cssicon-toggle-item-6ac823f17b8ef\"  aria-label=\"Toggle\" \/><nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.bigriver.jp\/?p=19521\/#Security_Key_NFC_by_Yubico_%E3%81%AB%E3%81%A4%E3%81%84%E3%81%A6\" >Security Key NFC by Yubico \u306b\u3064\u3044\u3066<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.bigriver.jp\/?p=19521\/#%E6%AD%A3%E8%A6%8F%E5%93%81%E3%81%8B%E3%81%A9%E3%81%86%E3%81%8B%E3%83%81%E3%82%A7%E3%83%83%E3%82%AF%E3%81%99%E3%82%8B\" >\u6b63\u898f\u54c1\u304b\u3069\u3046\u304b\u30c1\u30a7\u30c3\u30af\u3059\u308b<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.bigriver.jp\/?p=19521\/#%E5%88%9D%E6%9C%9F%E5%8C%96%E3%83%84%E3%83%BC%E3%83%AB%EF%BC%88Yubiko_Authenticator%EF%BC%89%E3%82%92%E3%82%A4%E3%83%B3%E3%82%B9%E3%83%88%E3%83%BC%E3%83%AB%E3%81%97%E5%88%9D%E6%9C%9F%E5%8C%96%E3%81%99%E3%82%8B\" >\u521d\u671f\u5316\u30c4\u30fc\u30eb\uff08Yubiko Authenticator\uff09\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u521d\u671f\u5316\u3059\u308b<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.bigriver.jp\/?p=19521\/#Security_Key_%E3%81%AE%E7%8A%B6%E6%85%8B%E3%81%A8%E8%A8%AD%E5%AE%9A%E3%82%92%E7%A2%BA%E8%AA%8D%E3%81%99%E3%82%8B\" >Security Key \u306e\u72b6\u614b\u3068\u8a2d\u5b9a\u3092\u78ba\u8a8d\u3059\u308b<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.bigriver.jp\/?p=19521\/#%E3%83%9B%E3%83%BC%E3%83%A0%E7%94%BB%E9%9D%A2\" >\u30db\u30fc\u30e0\u753b\u9762<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.bigriver.jp\/?p=19521\/#%E3%83%91%E3%82%B9%E3%82%AD%E3%83%BC%E7%94%BB%E9%9D%A2\" >\u30d1\u30b9\u30ad\u30fc\u753b\u9762<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.bigriver.jp\/?p=19521\/#%E3%82%A2%E3%83%97%E3%83%AA%E3%82%B1%E3%83%BC%E3%82%B7%E3%83%A7%E3%83%B3%E3%82%92%E5%88%87%E3%82%8A%E6%9B%BF%E3%81%88%E3%82%8B%E7%94%BB%E9%9D%A2\" >\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u5207\u308a\u66ff\u3048\u308b\u753b\u9762<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.bigriver.jp\/?p=19521\/#%E8%A8%AD%E5%AE%9A%E7%94%BB%E9%9D%A2\" >\u8a2d\u5b9a\u753b\u9762<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.bigriver.jp\/?p=19521\/#%E3%81%BE%E3%81%A8%E3%82%81\" >\u307e\u3068\u3081<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-sgb-headings sgb-heading\" id=\"i-0\"><span class=\"ez-toc-section\" id=\"Security_Key_NFC_by_Yubico_%E3%81%AB%E3%81%A4%E3%81%84%E3%81%A6\"><\/span><span class=\"sgb-heading__inner sgb-heading--type2\" style=\"background-color:#d07119;border-color:transparent;font-size:1.2em\"><span class=\"sgb-heading__text\" style=\"color:#FFF\">Security Key NFC by Yubico \u306b\u3064\u3044\u3066<\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u307e\u305a\u3001\u4eca\u56de\u306e\u4e2d\u53e4\u54c1\u306e Security Key \u306b\u3064\u3044\u3066\u3067\u3059\u3002\u3000Yubiko \u304b\u3089\u306f\u69d8\u3005\u306a\u88fd\u54c1\u304c\u63d0\u4f9b\u3055\u308c\u3066\u3044\u307e\u3059\u304c\u3001\u4eca\u56de\u79c1\u304c\u5165\u624b\u3057\u305f \u201cSecurity Key NFC by Yubico\u201d\u306e\u4e3b\u306a\u7279\u5fb4\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list is-style-sango-list-main-color\">\n<li><strong>\u7aef\u5b50\u5f62\u72b6<\/strong>\uff1a\u6a19\u6e96\u7684\u306aUSB Type-A\uff08\u9752\u3044\u672c\u4f53\u306e\u5148\u304c\u91d1\u5c5e\u9732\u51fa\u3057\u3066\u3044\u308b\u30bf\u30a4\u30d7\uff09<\/li>\n\n\n\n<li><strong>\u6a5f\u80fd<\/strong>\uff1aUSB\u63a5\u7d9a\u304a\u3088\u3073NFC\uff08\u30b9\u30de\u30db\u306a\u3069\u3078\u306e\u304b\u3056\u3057\u8aad\u307f\u53d6\u308a\uff09\u306b\u5bfe\u5fdc<\/li>\n\n\n\n<li><strong>\u7528\u9014<\/strong>\uff1aFIDO2 \/ WebAuthn \u304a\u3088\u3073 U2F \u898f\u683c\u306b\u5bfe\u5fdc\u3057\u3066\u304a\u308a\u3001Google\u30a2\u30ab\u30a6\u30f3\u30c8\u3001Microsoft\u30a2\u30ab\u30a6\u30f3\u30c8\u3001Passkey\u5bfe\u5fdc\u30b5\u30a4\u30c8\u306a\u3069\u306e2\u6bb5\u968e\u8a8d\u8a3c\u30fb\u30d1\u30b9\u30ad\u30fc\u30ed\u30b0\u30a4\u30f3\u306b\u4f7f\u3048\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u9752\u3044\u30bf\u30a4\u30d7\u3067\u3059\u3002\u3000<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1020\" height=\"1024\" src=\"https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/20261008_204541-1020x1024.jpg\" alt=\"\" class=\"wp-image-19524\" style=\"aspect-ratio:0.9961089494163424;width:380px;height:auto\" srcset=\"https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/20261008_204541-1020x1024.jpg 1020w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/20261008_204541-150x150.jpg 150w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/20261008_204541-299x300.jpg 299w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/20261008_204541-768x771.jpg 768w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/20261008_204541-939x943.jpg 939w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/20261008_204541-160x160.jpg 160w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/20261008_204541.jpg 1518w\" sizes=\"auto, (max-width: 1020px) 100vw, 1020px\"><\/figure>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u9ed2\u8272\u306e\u300cYubiKey 5\u30b7\u30ea\u30fc\u30ba\u300d\u3068\u306f\u7570\u306a\u308a\u3001\u30ef\u30f3\u30bf\u30a4\u30e0\u30d1\u30b9\u30ef\u30fc\u30c9\uff08OATH\/TOTP\uff09\u4f5c\u6210\u6a5f\u80fd\u306a\u3069\u3092\u524a\u3063\u3066\u500b\u4eba\u5411\u3051\u306e\u4e8c\u6bb5\u968e\u8a8d\u8a3c\/\u30d1\u30b9\u30ad\u30fc\u306b\u7279\u5316\u3055\u305b\u305f\u3001\u30b3\u30b9\u30c8\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u9ad8\u3044\u30a8\u30f3\u30c8\u30ea\u30fc\u30e2\u30c7\u30eb\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3061\u306a\u307f\u306b\u3053\u306e\u4e2d\u53e4\u54c1\u306f3,000\u5186\u53f0 \u3067\u3057\u305f\u3002\u3000<\/p>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-sgb-headings sgb-heading\" id=\"i-1\"><span class=\"ez-toc-section\" id=\"%E6%AD%A3%E8%A6%8F%E5%93%81%E3%81%8B%E3%81%A9%E3%81%86%E3%81%8B%E3%83%81%E3%82%A7%E3%83%83%E3%82%AF%E3%81%99%E3%82%8B\"><\/span><span class=\"sgb-heading__inner sgb-heading--type2\" style=\"background-color:#d07119;border-color:transparent;font-size:1.2em\"><span class=\"sgb-heading__text\" style=\"color:#FFF\">\u6b63\u898f\u54c1\u304b\u3069\u3046\u304b\u30c1\u30a7\u30c3\u30af\u3059\u308b<\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Yubikey \u306f\u6b63\u898f\u54c1\u304b\u3069\u3046\u304b\u3001\u6539\u9020\u3055\u308c\u3066\u3044\u306a\u3044\u304b\u3092\u30c1\u30a7\u30c3\u30af\u3057\u3066\u304f\u308c\u308bWeb\u30b5\u30a4\u30c8\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u30b5\u30a4\u30c8\u3067\u78ba\u8a8d\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30b5\u30a4\u30c8\u306f\u3053\u3061\u3089\u3000\u2192\u3000<a href=\"https:\/\/www.yubico.com\/genuine\/\">https:\/\/www.yubico.com\/genuine\/<\/a><\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-style-sango-with-big-shadow\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"532\" src=\"https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-106-1024x532.png\" alt=\"\" class=\"wp-image-19525\" srcset=\"https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-106-1024x532.png 1024w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-106-300x156.png 300w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-106-768x399.png 768w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-106-939x488.png 939w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-106.png 1118w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Security Key \u3092PC\u306b\u633f\u5165\u3057\u3001Web\u30b5\u30a4\u30c8\u4e0a\u306e\u201dVerify Device\u201d\u30dc\u30bf\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Security Key \u3078\u306e\u30bf\u30c3\u30c1\uff08\u70b9\u6ec5\u3059\u308b\u306e\u3067\u305d\u3053\u3092\u624b\u3067\u89e6\u308c\u308b\uff09\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u201cVerilication Complete\u201d \u3068\u8868\u793a\u3055\u308c\u308c\u3070\u6b63\u898f\u54c1\u3067\u554f\u984c\u306a\u3044\u3053\u3068\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-style-sango-with-big-shadow\"><img loading=\"lazy\" decoding=\"async\" width=\"826\" height=\"655\" src=\"https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-107.png\" alt=\"\" class=\"wp-image-19526\" srcset=\"https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-107.png 826w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-107-300x238.png 300w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-107-768x609.png 768w\" sizes=\"auto, (max-width: 826px) 100vw, 826px\"><\/figure>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-sgb-headings sgb-heading\" id=\"i-2\"><span class=\"ez-toc-section\" id=\"%E5%88%9D%E6%9C%9F%E5%8C%96%E3%83%84%E3%83%BC%E3%83%AB%EF%BC%88Yubiko_Authenticator%EF%BC%89%E3%82%92%E3%82%A4%E3%83%B3%E3%82%B9%E3%83%88%E3%83%BC%E3%83%AB%E3%81%97%E5%88%9D%E6%9C%9F%E5%8C%96%E3%81%99%E3%82%8B\"><\/span><span class=\"sgb-heading__inner sgb-heading--type2\" style=\"background-color:#d07119;border-color:transparent;font-size:1.2em\"><span class=\"sgb-heading__text\" style=\"color:#FFF\">\u521d\u671f\u5316\u30c4\u30fc\u30eb\uff08Yubiko Authenticator\uff09\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u521d\u671f\u5316\u3059\u308b<\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u524d\u306e\u5229\u7528\u8005\u306ePIN\u8a2d\u5b9a\u3084\u30ad\u30fc\u304c\u6b8b\u3063\u3066\u3044\u308b\u53ef\u80fd\u6027\u3082\u3042\u308b\u306e\u3067\u307e\u305a\u306f\u5b8c\u5168\u306b\u521d\u671f\u5316\u3057\u307e\u3059\u3002\u3000\u521d\u671f\u5316\u306b\u306f\u5c02\u7528\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30b5\u30a4\u30c8\u304b\u3089 Yubiko Authenticator \u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30b5\u30a4\u30c8\u306f\u3053\u3061\u3089\u3000\u2192\u3000<a href=\"https:\/\/www.yubico.com\/products\/yubico-authenticator\/\">https:\/\/www.yubico.com\/products\/yubico-authenticator\/<\/a><\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-style-sango-with-big-shadow\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"599\" src=\"https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-108-1024x599.png\" alt=\"\" class=\"wp-image-19527\" srcset=\"https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-108-1024x599.png 1024w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-108-300x175.png 300w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-108-768x449.png 768w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-108-1536x898.png 1536w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-108-939x549.png 939w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-108.png 1628w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u30a4\u30f3\u30b9\u30c8\u30fc\u30e9\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u307e\u3059\u3002\u3000\u4eca\u56de\u306fMicrosoft Store \u7248\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u307e\u3057\u305f\uff08\u7279\u306b\u610f\u5473\u306f\u306a\u3044\u3067\u3059\uff09\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u306f\u81ea\u52d5\u7684\u306b\u884c\u308f\u308c\u3001Yubiko Authenticator \u304c\u81ea\u52d5\u8d77\u52d5\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-style-sango-with-big-shadow\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"651\" src=\"https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-109-1024x651.png\" alt=\"\" class=\"wp-image-19528\" srcset=\"https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-109-1024x651.png 1024w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-109-300x191.png 300w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-109-768x488.png 768w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-109-939x597.png 939w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-109.png 1079w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u201cMicrosoft Store \u7248\u30a2\u30d7\u30ea\u306f\u3001Windows \u306e\u30b5\u30f3\u30c9\u30dc\u30c3\u30af\u30b9\u306e\u5236\u9650\u306b\u3088\u308a\u6a29\u9650\u3092\u6607\u683c\u3067\u304d\u306a\u3044\u3088\u3046\u306b\u5236\u9650\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3000\u516c\u5f0f\u306e.msi \u30a4\u30f3\u30b9\u30c8\u30fc\u30e9\u30fc\u304b\u3089 Yubiko Authenticator \u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u3053\u3068\u3092\u63a8\u5968\u3057\u307e\u3059\u201d\u3000\u3068\u306e\u3053\u3068\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u524a\u9664\u3057\u3066\u3001msi \u30a4\u30f3\u30b9\u30c8\u30fc\u30e9\u7248\u3067\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3092\u3084\u308a\u76f4\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Yubico \u306eWeb\u30b5\u30a4\u30c8\u3067\u3044\u3046\u3068\u8d64\u67a0\u306e\u65b9\u3067\u3059\u3002<br><\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-style-sango-with-big-shadow\"><a href=\"https:\/\/www.yubico.com\/products\/yubico-authenticator\/#h-download-yubico-authenticator\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"365\" src=\"https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-110-1024x365.png\" alt=\"\" class=\"wp-image-19529\" srcset=\"https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-110-1024x365.png 1024w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-110-300x107.png 300w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-110-768x274.png 768w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-110-939x335.png 939w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-110.png 1272w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/a><\/figure>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u30a4\u30f3\u30b9\u30c8\u30fc\u30e9\u3092\u624b\u52d5\u3067\u8d77\u52d5\u3057<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-style-sango-with-big-shadow\"><img loading=\"lazy\" decoding=\"async\" width=\"493\" height=\"384\" src=\"https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-111.png\" alt=\"\" class=\"wp-image-19530\" srcset=\"https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-111.png 493w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-111-300x234.png 300w\" sizes=\"auto, (max-width: 493px) 100vw, 493px\"><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f7f\u7528\u8a31\u8afe\u3092\u78ba\u8a8d\u3057<br><\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-style-sango-with-big-shadow\"><img loading=\"lazy\" decoding=\"async\" width=\"483\" height=\"380\" src=\"https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-112.png\" alt=\"\" class=\"wp-image-19531\" srcset=\"https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-112.png 483w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-112-300x236.png 300w\" sizes=\"auto, (max-width: 483px) 100vw, 483px\"><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u30d1\u30b9\u3092\u78ba\u8a8d\u3057<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-style-sango-with-big-shadow\"><img loading=\"lazy\" decoding=\"async\" width=\"492\" height=\"383\" src=\"https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-113.png\" alt=\"\" class=\"wp-image-19532\" srcset=\"https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-113.png 492w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-113-300x234.png 300w\" sizes=\"auto, (max-width: 492px) 100vw, 492px\"><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u307e\u3059<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"496\" height=\"384\" src=\"https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-114.png\" alt=\"\" class=\"wp-image-19533\" srcset=\"https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-114.png 496w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-114-300x232.png 300w\" sizes=\"auto, (max-width: 496px) 100vw, 496px\"><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u304c\u5b8c\u4e86<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-style-sango-with-big-shadow\"><img loading=\"lazy\" decoding=\"async\" width=\"491\" height=\"382\" src=\"https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-115.png\" alt=\"\" class=\"wp-image-19534\" srcset=\"https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-115.png 491w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-115-300x233.png 300w\" sizes=\"auto, (max-width: 491px) 100vw, 491px\"><\/figure>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u305f Yubiko Authenticator \u3092\u8d77\u52d5\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3057\u304b\u3057\u3001\u201d\u3053\u306e YubiKey \u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u307e\u305b\u3093\u201d\u3068\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-style-sango-with-big-shadow\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"652\" src=\"https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-116-1024x652.png\" alt=\"\" class=\"wp-image-19535\" srcset=\"https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-116-1024x652.png 1024w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-116-300x191.png 300w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-116-768x489.png 768w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-116-939x598.png 939w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-116.png 1085w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u5ea6\u3001Security Key \u3092\u629c\u304d\u5dee\u3057\u3057\u3066\u307f\u307e\u3059\u304c\u5909\u5316\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u3000\u3061\u3087\u3063\u3068\u8abf\u3079\u305f\u3068\u3053\u308d\u3001\u307e\u305a\u306f\u521d\u671f\u5316\u306b\u9032\u3093\u3060\u65b9\u304c\u3088\u3055\u305d\u3046\u3067\u3057\u305f\u306e\u3067\u521d\u671f\u5316\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5de6\u4e0b\u306e\u6b6f\u8eca\u30a2\u30a4\u30b3\u30f3\u304b\u3089\u7ba1\u7406 &gt; \u8a2d\u5b9a\u3092\u30ea\u30bb\u30c3\u30c8\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-style-sango-with-big-shadow\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"656\" src=\"https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-117-1024x656.png\" alt=\"\" class=\"wp-image-19536\" srcset=\"https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-117-1024x656.png 1024w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-117-300x192.png 300w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-117-767x491.png 767w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-117-939x601.png 939w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-117.png 1081w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u78ba\u8a8d\u306b\u3064\u3044\u3066\u3001\u201d\u30ea\u30bb\u30c3\u30c8\u201d\u3092\u30af\u30ea\u30c3\u30af\u3057\u3001\u521d\u671f\u5316\u3092\u958b\u59cb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-style-sango-with-big-shadow\"><img loading=\"lazy\" decoding=\"async\" width=\"362\" height=\"205\" src=\"https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-118.png\" alt=\"\" class=\"wp-image-19537\" srcset=\"https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-118.png 362w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-118-300x170.png 300w\" sizes=\"auto, (max-width: 362px) 100vw, 362px\"><\/figure>\n\n\n\n<div style=\"height:106px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u5ea6\u3001Security Key \u3092\u629c\u304d\u5dee\u3057\u3059\u308b\u3053\u3068\u3067\u30a2\u30d7\u30ea\u304b\u3089\u3082\u7121\u4e8b\u8a8d\u8b58\u3067\u304d\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-style-sango-with-big-shadow\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"657\" src=\"https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-119-1024x657.png\" alt=\"\" class=\"wp-image-19538\" srcset=\"https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-119-1024x657.png 1024w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-119-300x193.png 300w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-119-767x492.png 767w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-119-940x603.png 940w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-119.png 1086w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-sgb-headings sgb-heading\" id=\"i-3\"><span class=\"ez-toc-section\" id=\"Security_Key_%E3%81%AE%E7%8A%B6%E6%85%8B%E3%81%A8%E8%A8%AD%E5%AE%9A%E3%82%92%E7%A2%BA%E8%AA%8D%E3%81%99%E3%82%8B\"><\/span><span class=\"sgb-heading__inner sgb-heading--type2\" style=\"background-color:#d07119;border-color:transparent;font-size:1.2em\"><span class=\"sgb-heading__text\" style=\"color:#FFF\">Security Key \u306e\u72b6\u614b\u3068\u8a2d\u5b9a\u3092\u78ba\u8a8d\u3059\u308b<\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Yubiko Authenticator \u3092\u5229\u7528\u3059\u308b\u3068 Security Key \u306e\u69d8\u3005\u306a\u60c5\u5831\u3092\u78ba\u8a8d\u3067\u304d\u305f\u308a\u3001\u8a2d\u5b9a\u3092\u78ba\u8a8d\u3057\u305f\u308a\u5909\u66f4\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u753b\u9762\u306e\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8\u3068\u3082\u306b\u7c21\u5358\u306b\u7d39\u4ecb\u3057\u307e\u3059\u3002\u3000\u3000\u3053\u306e\u8fba\u308a\u306f\u5148\u65e5\u8cfc\u5165\u3057\u305f Google Titan Security Key \u3088\u308a\u3082\u9ad8\u6a5f\u80fd\u306a\u611f\u3058\u3067\u3059\uff08Google Titan Security Key \u306b\u306f\u7ba1\u7406\u30a2\u30d7\u30ea\u306f\u306a\u3044\u3057\u3001\u30d7\u30ed\u30c8\u30b3\u30eb\u306eOFF\/ON\u3082\u3067\u304d\u306a\u3044\u3057\u3001\u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u3082\u610f\u8b58\u3059\u308b\u3053\u3068\u304c\u306a\u3044\uff09\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-sgb-headings sgb-heading\" id=\"i-4\"><span class=\"ez-toc-section\" id=\"%E3%83%9B%E3%83%BC%E3%83%A0%E7%94%BB%E9%9D%A2\"><\/span><span class=\"sgb-heading__inner sgb-heading--type1 with-icon\" style=\"background-color:transparent;border-color:transparent;font-size:1.2em\"><i class=\"fa fa-check\" style=\"color:var(--wp--preset--color--sango-main)\"><\/i><span class=\"sgb-heading__text\" style=\"color:#333\">\u30db\u30fc\u30e0\u753b\u9762<\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30db\u30fc\u30e0\u753b\u9762\u3067\u306f Secuirty Key \u306e\u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u30d0\u30fc\u30b8\u30e7\u30f3\u3084\u5229\u7528\u53ef\u80fd\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\uff08FIDO U2F \u3084 FIDO2)\u3092\u78ba\u8a8d\u3067\u304d\u3001\u305d\u306e\u4ed6\u5de5\u5834\u51fa\u8377\u6642\u306e\u72b6\u614b\u306b\u30ea\u30bb\u30c3\u30c8\u3084\u8a2d\u5b9a\u3001\u30d1\u30b9\u30ad\u30fc\u306e\u7ba1\u7406\u753b\u9762\u306a\u3069\u306b\u79fb\u52d5\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-style-sango-with-big-shadow\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"649\" src=\"https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-120-1024x649.png\" alt=\"\" class=\"wp-image-19541\" srcset=\"https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-120-1024x649.png 1024w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-120-300x190.png 300w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-120-766x486.png 766w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-120-940x596.png 940w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-120.png 1085w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-sgb-headings sgb-heading\" id=\"i-5\"><span class=\"ez-toc-section\" id=\"%E3%83%91%E3%82%B9%E3%82%AD%E3%83%BC%E7%94%BB%E9%9D%A2\"><\/span><span class=\"sgb-heading__inner sgb-heading--type1 with-icon\" style=\"background-color:transparent;border-color:transparent;font-size:1.2em\"><i class=\"fa fa-check\" style=\"color:var(--wp--preset--color--sango-main)\"><\/i><span class=\"sgb-heading__text\" style=\"color:#333\">\u30d1\u30b9\u30ad\u30fc\u753b\u9762<\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u521d\u671f\u5316\u3057\u305f\u3070\u304b\u308a\u306a\u306e\u3067\u30d1\u30b9\u30ad\u30fc\u306f\u672a\u767b\u9332\u3067\u3059\u3002\u3000\u307e\u305f\u3001\u3053\u3061\u3089\u304b\u3089PIN\u3092\u8a2d\u5b9a\u53ef\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-style-sango-with-big-shadow\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"656\" src=\"https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-121-1024x656.png\" alt=\"\" class=\"wp-image-19542\" srcset=\"https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-121-1024x656.png 1024w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-121-300x192.png 300w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-121-767x491.png 767w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-121-939x601.png 939w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-121.png 1081w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-sgb-headings sgb-heading\" id=\"i-6\"><span class=\"ez-toc-section\" id=\"%E3%82%A2%E3%83%97%E3%83%AA%E3%82%B1%E3%83%BC%E3%82%B7%E3%83%A7%E3%83%B3%E3%82%92%E5%88%87%E3%82%8A%E6%9B%BF%E3%81%88%E3%82%8B%E7%94%BB%E9%9D%A2\"><\/span><span class=\"sgb-heading__inner sgb-heading--type1 with-icon\" style=\"background-color:transparent;border-color:transparent;font-size:1.2em\"><i class=\"fa fa-check\" style=\"color:var(--wp--preset--color--sango-main)\"><\/i><span class=\"sgb-heading__text\" style=\"color:#333\">\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u5207\u308a\u66ff\u3048\u308b\u753b\u9762<\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30db\u30fc\u30e0\u753b\u9762\u306e\u53f3\u4e0a\u306b\u3042\u308b\u201d\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u5207\u308a\u66ff\u3048\u308b\u201d\u3092\u30af\u30ea\u30c3\u30af\u3059\u308b\u3068\u3053\u306e\u753b\u9762\u306b\u79fb\u52d5\u3067\u304d\u3001USB\u3068NFC\u305d\u308c\u305e\u308c\u3067\u5229\u7528\u53ef\u80fd\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\uff08FIDO U2F \/ FIDO2)\u3092\u6709\u52b9\u3001\u7121\u52b9\u306b\u8a2d\u5b9a\u3067\u304d\u307e\u3059\u3002<br><\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-style-sango-with-big-shadow\"><img loading=\"lazy\" decoding=\"async\" width=\"621\" height=\"408\" src=\"https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-122.png\" alt=\"\" class=\"wp-image-19543\" srcset=\"https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-122.png 621w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-122-300x197.png 300w\" sizes=\"auto, (max-width: 621px) 100vw, 621px\"><\/figure>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-sgb-headings sgb-heading\" id=\"i-7\"><span class=\"ez-toc-section\" id=\"%E8%A8%AD%E5%AE%9A%E7%94%BB%E9%9D%A2\"><\/span><span class=\"sgb-heading__inner sgb-heading--type1 with-icon\" style=\"background-color:transparent;border-color:transparent;font-size:1.2em\"><i class=\"fa fa-check\" style=\"color:var(--wp--preset--color--sango-main)\"><\/i><span class=\"sgb-heading__text\" style=\"color:#333\">\u8a2d\u5b9a\u753b\u9762<\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u8a2d\u5b9a\u753b\u9762\u3067\u306f\u8a00\u8a9e\u3084\u5916\u89b3\u306a\u3069\u3092\u5909\u66f4\u53ef\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-style-sango-with-big-shadow\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"652\" src=\"https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-123-1024x652.png\" alt=\"\" class=\"wp-image-19544\" srcset=\"https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-123-1024x652.png 1024w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-123-767x488.png 767w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-123-300x191.png 300w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-123-939x598.png 939w, https:\/\/www.bigriver.jp\/wp-content\/uploads\/2026\/10\/image-123.png 1084w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-sgb-headings sgb-heading\" id=\"i-8\"><span class=\"ez-toc-section\" id=\"%E3%81%BE%E3%81%A8%E3%82%81\"><\/span><span class=\"sgb-heading__inner sgb-heading--type2\" style=\"background-color:#d07119;border-color:transparent;font-size:1.2em\"><span class=\"sgb-heading__text\" style=\"color:#FFF\">\u307e\u3068\u3081<\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e2d\u53e4\u3067\u8cfc\u5165\u3057\u305f Yubiko \u306e Security Key \u306b\u3064\u3044\u3066\u6b63\u898f\u54c1\u304b\u3069\u3046\u304b\u3001\u5b89\u5168\u304b\u3069\u3046\u304b\u3092\u30c1\u30a7\u30c3\u30af\u3057\u3001\u521d\u671f\u5316\u3092\u884c\u3044\u3001\u5229\u7528\u53ef\u80fd\u306a\u72b6\u614b\u307e\u3067\u7121\u4e8b\u5b9f\u65bd\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3057\u305f\u3002\u3000\u7d42\u308f\u3063\u3066\u307f\u308c\u3070\u7c21\u5358\u3067\u304a\u5f97\u306b\u8cfc\u5165\u51fa\u6765\u3066\u3088\u304b\u3063\u305f\u3068\u3044\u3048\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u305f\u3060\u3001\u57fa\u672c\u7684\u306bSecurity Key \u3092\u4e2d\u53e4\u3067\u8cb7\u3046\u3053\u3068\u306f\u30ea\u30b9\u30af\u306f\u5c11\u306a\u304b\u3089\u305a\u3042\u308b\u306e\u3067\u304a\u52e7\u3081\u3067\u304d\u308b\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u3000\u507d\u7269\u3060\u3063\u305f\u308a\u3001\u60aa\u610f\u3042\u308b\u30c4\u30fc\u30eb\u304c\u4ed5\u8fbc\u307e\u308c\u3066\u3044\u305f\u308a\u3001\u58ca\u308c\u3066\u3044\u305f\u308a\u3001\u3059\u3050\u306b\u58ca\u308c\u308b\u53ef\u80fd\u6027\u3082\u3042\u308b\u305f\u3081\u3067\u3059\u3002\u3000<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u308f\u305f\u3057\u304c\u305d\u306e\u3088\u3046\u306e\u30ea\u30b9\u30af\u3092\u308f\u304b\u308a\u3064\u3064\u3082\u4eca\u56de\u8cfc\u5165\u3057\u305f\u7406\u7531\u306e1\u3064\u3068\u3057\u3066\u3001Google \u306e Titan Security Key \u3067\u306f\u8a2d\u5b9a\u3067\u304d\u306a\u304b\u3063\u305f Alibaba Cloud \u306e\u30b3\u30f3\u30bd\u30fc\u30eb\u30ed\u30b0\u30a4\u30f3\u8a8d\u8a3c\u3092 Yubiko \u306a\u3089\u51fa\u6765\u306a\u3044\u304b\u8a66\u3057\u305f\u304b\u3063\u305f\u3068\u3044\u3046\u3053\u3068\u304c\u3042\u308a\u307e\u3057\u305f\u3002\u3000\u307e\u305f\u3001\u4e8b\u524d\u306e\u8abf\u3079\u3067\u507d\u9020\u54c1\u3001\u30de\u30eb\u30a6\u30a7\u30a2\u4ed5\u8fbc\u307f\u54c1\u304b\u3069\u3046\u304b\u306fYubiko\u304c\u30c1\u30a7\u30c3\u30af\u30c4\u30fc\u30eb\u3092\u63d0\u4f9b\u3057\u3066\u3044\u308b\u3068\u308f\u304b\u3063\u305f\u306e\u30673000\u5186\u3061\u3087\u3063\u3068\u306a\u3089\u3082\u3057\u30c0\u30e1\u3067\u3082\u3088\u3044\u52c9\u5f37\u4ee3\u306b\u306a\u308b\u306a\u4f4d\u306e\u6c17\u6301\u3061\u3067\u8cfc\u5165\u3057\u3066\u3044\u307e\u3059\u3002\u3000\u3042\u3068\u306f\u3001\u30e1\u30a4\u30f3\u306fTitan Security Key \u5229\u7528\u306e\u4e2d\u3067\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306e\u30ad\u30fc\u3068\u3057\u3066\u306e\u5f79\u5272\u3082\u679c\u305f\u305b\u3089\u308c\u308b\u3053\u3068\u3082\u8cfc\u5165\u3092\u5f8c\u62bc\u3057\u3057\u305f\u7406\u7531\u306e\u4e00\u3064\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u307e\u305a\u306f\u521d\u671f\u5316\u304c\u7d42\u308f\u3063\u305f\u306e\u3067 Titan Security Key \u540c\u69d8\u306b\u79c1\u304c\u5229\u7528\u3057\u3066\u3044\u308b\u30af\u30e9\u30a6\u30c9\u30b5\u30fc\u30d3\u30b9\u306e\u30d1\u30b9\u30ad\u30fc\u3092\u767b\u9332\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"> \u4ee5\u4e0a<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6700\u8fd1\uff08\u73fe\u5728\u306f2026\u5e7410\u6708\uff09\u3001\u6bce\u65e5\u6bce\u65e5\u30b5\u30a4\u30d0\u30fc\u653b\u6483\u306b\u3088\u308a100\u4e07\u4eba\u3001200\u4e07\u4eba\u5358\u4f4d\u3067\u500b\u4eba\u60c5\u5831\u6f0f\u6d29\u306e\u30cb\u30e5\u30fc\u30b9\u304c\u6d41\u308c\u3066\u304a\u308a\u3001\u3082\u3046\u81ea\u5206\u306eGmail\u3084\u305d\u306e\u4ed6\u30a2\u30ab\u30a6\u30f3\u30c8\u306f\u6f0f\u6d29\u3057\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u9ad8\u3044\u3001\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u9ad8\u3044\u3060\u308d\u3046\u3068\u3044\u3046\u3053 &#8230; <\/p>\n","protected":false},"author":1,"featured_media":19524,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[80],"tags":[],"class_list":["post-19521","post","type-post","status-publish","format-standard","has-post-thumbnail","category-security-key-fido","entry"],"views":26,"_links":{"self":[{"href":"https:\/\/www.bigriver.jp\/index.php?rest_route=\/wp\/v2\/posts\/19521","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.bigriver.jp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.bigriver.jp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.bigriver.jp\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bigriver.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=19521"}],"version-history":[{"count":6,"href":"https:\/\/www.bigriver.jp\/index.php?rest_route=\/wp\/v2\/posts\/19521\/revisions"}],"predecessor-version":[{"id":19547,"href":"https:\/\/www.bigriver.jp\/index.php?rest_route=\/wp\/v2\/posts\/19521\/revisions\/19547"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bigriver.jp\/index.php?rest_route=\/wp\/v2\/media\/19524"}],"wp:attachment":[{"href":"https:\/\/www.bigriver.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=19521"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bigriver.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=19521"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bigriver.jp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=19521"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}