{"provider_name":"Hatena Blog","blog_url":"https://mononofu.hatenablog.com/","author_name":"Kiske","categories":[],"url":"https://mononofu.hatenablog.com/entry/2014/10/21/203004","type":"rich","published":"2014-10-21 20:30:04","title":"TOTP: Time-Based One-Time Password Algorighm \u306eRFC\u8aad\u3093\u3060\u306e\u3067\u30e1\u30e2","width":"100%","image_url":null,"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fmononofu.hatenablog.com%2Fentry%2F2014%2F10%2F21%2F203004\" title=\"TOTP: Time-Based One-Time Password Algorighm \u306eRFC\u8aad\u3093\u3060\u306e\u3067\u30e1\u30e2 - \u30e2\u30ce\u30ce\u30d5\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","height":"190","author_url":"https://blog.hatena.ne.jp/Kiske/","description":"2\u6bb5\u968e\u8a8d\u8a3c(Two Factor Authentication: 2FA)\u306e\u4ed5\u69d8\u3068\u306a\u3063\u3066\u3044\u308bRFC6238\u3092\u8aad\u3093\u3060\u306e\u3067\u8981\u70b9\u3092\u30e1\u30e2\u3057\u3066\u304a\u304d\u307e\u3059\u3002 \u5f8c\u534a\u306f\u304b\u306a\u308a\u3056\u3063\u304f\u308a\u66f8\u3044\u305f\u306e\u3067\u82f1\u8a9e\u5f97\u610f\u306a\u65b9\u306f\u5143\u8cc7\u6599\u3082\u3054\u78ba\u8a8d\u304f\u3060\u3055\u3044\u3002 https://tools.ietf.org/html/rfc6238 TOTP: Time-Based One-Time Password Algorighm HOTP(HMAC-based One-Time Password)\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u305f\u3082\u306e\u3067, \u6642\u9593\u30d9\u30fc\u30b9\u306e\u8981\u7d20\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002 \u80cc\u666f TOTP\u306fHOTP\u3067\u4f7f\u308f\u308c\u308b\u30ab\u30a6\u30f3\u30bf\u30fc\u306e\u5024\u3092\u6642\u9593\u306b\u7f6e\u304d\u304b\u3048\u305f\u3082\u306e HOTP\u306f\u2026","version":"1.0","provider_url":"https://hatena.blog","blog_title":"\u30e2\u30ce\u30ce\u30d5\u65e5\u8a18"}