{"version":"https://jsonfeed.org/version/1.1","title":"苏迟但到的主页","home_page_url":"https://kexohproject.pages.dev","feed_url":"https://kexohproject.pages.dev/json/","description":"<p>你好，欢迎访问个人主页！</p><p>擅长密码学，安全分析，数字水印等技术。</p><p>你可以联系我通过:findmykexin@gmail.com或者知乎私信。</p><p>我的知乎链接：<a href=\"https://www.zhihu.com/people/su-chi-dan-dao\" rel=\"noopener noreferrer\" target=\"_blank\">苏迟但到 - 知乎 (zhihu.com)</a></p><p>我的github链接：<a href=\"https://github.com/kexinoh\" rel=\"noopener noreferrer\" target=\"_blank\">kexinoh</a></p>","icon":"https://kexohcdn.gptapi.cyou/kexohproject/production/images/channel-2e54d141ee195646ca12a9d16507a908.jpg","favicon":"https://kexohcdn.gptapi.cyou/kexohproject/production/images/favicon-340a2925d02a0386f3b954a032834917.jpg","authors":[{"name":"苏迟但到"}],"language":"zh-cn","items":[{"id":"qHHEWleyEWM","title":"密码学中CDHP的a，b能否相等?","content_html":"<p data-pid=\"0pk8CGe_\">这题很好证，我们只需要计算得到a+bP。</p><p data-pid=\"ali2MqDZ\">然后使用SDH得到(a+b)^2.</p><p data-pid=\"EIhbMwCK\">再分别得到a^2p和b^2P.</p><p data-pid=\"xN8__Pz9\">再相减（除)得到2abP。</p><p data-pid=\"ikyDIIQ4\">然后再开根号得到abP。</p><p data-pid=\"R_lk06Sd\">因此我们认为在SDH下CDH是满足的，在CDH下SDH是满足的。</p><p data-pid=\"YoUsoU5n\">因此两者等价。</p>","content_text":"这题很好证，我们只需要计算得到a+bP。\n\n然后使用SDH得到(a+b)^2.\n\n再分别得到a^2p和b^2P.\n\n再相减（除)得到2abP。\n\n然后再开根号得到abP。\n\n因此我们认为在SDH下CDH是满足的，在CDH下SDH是满足的。\n\n因此两者等价。","date_published":"2023-03-01T12:48:11.000Z","_microfeed":{"web_url":"https://kexohproject.pages.dev/i/cdhpab-qHHEWleyEWM/","json_url":"https://kexohproject.pages.dev/i/qHHEWleyEWM/json/","rss_url":"https://kexohproject.pages.dev/i/qHHEWleyEWM/rss/","guid":"qHHEWleyEWM","status":"published","itunes:title":"New Article Title for iTunes","date_published_short":"Wed Mar 01 2023","date_published_ms":1677674891000}}],"_microfeed":{"microfeed_version":"0.1.2","base_url":"https://kexohproject.pages.dev","categories":[{"name":"Education","categories":[{"name":"Language Learning"}]},{"name":"Technology"}],"subscribe_methods":[{"name":"RSS","type":"rss","url":"https://kexohproject.pages.dev/rss/","image":"https://kexohproject.pages.dev/assets/brands/subscribe/rss.png","enabled":true,"editable":false,"id":"4KlfbtkEfzy"},{"name":"JSON","type":"json","url":"https://kexohproject.pages.dev/json/","image":"https://kexohproject.pages.dev/assets/brands/subscribe/json.png","enabled":true,"editable":false,"id":"DVFm7TYiNSq"}],"description_text":"你好，欢迎访问个人主页！\n\n擅长密码学，安全分析，数字水印等技术。\n\n你可以联系我通过:findmykexin@gmail.com或者知乎私信。\n\n我的知乎链接：苏迟但到 - 知乎 (zhihu.com)\n\n我的github链接：kexinoh","copyright":"©2024","itunes:type":"episodic","items_sort_order":"newest_first"}}