{"type":"rich","blog_url":"https://pebble8888.hatenablog.com/","author_name":"pebble8888","provider_name":"Hatena Blog","image_url":"http://chart.apis.google.com/chart?cht=tx&chl=%20-%20%7Bx%7D%5E%7B2%7D%20%2B%20%7By%7D%5E%7B2%7D%20%3D%201%20-%20%5Cfrac%20%7B121665%7D%20%7B121666%7D%20%20%7Bx%7D%5E%7B2%7D%20%7By%7D%5E%7B2%7D","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fpebble8888.hatenablog.com%2Fentry%2F2017%2F10%2F06%2F204508\" title=\"ed25519\u306epython\u5b9f\u88c5\u3092\u7d10\u89e3\u304f \u305d\u306e\uff11\u6570\u5b66\u7de8 - Pebble Coding\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","version":"1.0","description":"ed25519\u306epython\u306b\u3088\u308b\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9\u5b9f\u88c5\u3092\u89e3\u8aac\u3057\u3066\u307f\u307e\u3059\u3002 python\u306e\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9\u5b9f\u88c5\u306f\u3053\u3061\u3089\u3067\u3059\u3002 https://ed25519.cr.yp.to/python/ed25519.py \u6570\u5b66\u7684\u306a\u95a2\u6570\u306e\u89e3\u8aac\u306e\u307f\u7c21\u5358\u306b\u884c\u3044\u307e\u3059\u3002 \u8a73\u3057\u304f\u306f\u3053\u306e\u30d6\u30ed\u30b0\u306e\u4ed6\u306e\u8a18\u4e8b\u306b\u8a18\u8f09\u304c\u3042\u308a\u307e\u3059\u3002 \u4f7f\u3046\u6955\u5186\u66f2\u7dda\u306fed25519\u3068\u547c\u3070\u308c\u308b\u3001Twisted Edward\u66f2\u7dda\u3067\u3059\u3002 q = 2**255 - 19 L = 2**252 + 27742317777372353535851937790883648493 \u7d20\u65702255-19=5789604461865809771178549250434395392\u2026","blog_title":"Pebble Coding","height":"190","url":"https://pebble8888.hatenablog.com/entry/2017/10/06/204508","published":"2017-10-06 20:45:08","width":"100%","provider_url":"https://hatena.blog","categories":["ed25519"],"title":"ed25519\u306epython\u5b9f\u88c5\u3092\u7d10\u89e3\u304f \u305d\u306e\uff11\u6570\u5b66\u7de8","author_url":"https://blog.hatena.ne.jp/pebble8888/"}