{"height":"190","width":"100%","author_url":"https://blog.hatena.ne.jp/shigemk2/","categories":["Web"],"version":"1.0","type":"rich","provider_url":"https://hatena.blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fwww.shigemk2.com%2Fentry%2F2017%2F08%2F15%2FTOTP\" title=\"TOTP - by shigemk2\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","image_url":null,"description":"2\u6bb5\u968e\u8a8d\u8a3c\u306e\u4ed5\u69d8\u3002TOTP: Time-Based One-Time Password Algorithm https://tools.ietf.org/html/rfc6238","url":"https://www.shigemk2.com/entry/2017/08/15/TOTP","title":"TOTP","published":"2017-08-15 01:47:39","author_name":"shigemk2","provider_name":"Hatena Blog","blog_url":"https://www.shigemk2.com/","blog_title":"by shigemk2"}