https://meteor6699.github.io/tags/psi/Recent content in PSI on METEORHugo -- gohugo.iozh-CN© 2026 METEORThu, 08 Oct 2026 00:00:00 +0000https://meteor6699.github.io/p/%E9%9A%90%E7%A7%81%E9%9B%86%E5%90%88%E8%AE%A1%E7%AE%97%E5%AD%A6%E4%B9%A0%E7%AC%94%E8%AE%B0%E4%BB%8E%E5%9F%BA%E7%A1%80%E6%A6%82%E5%BF%B5%E5%88%B0%E5%90%84%E7%B1%BB-psi-%E5%8D%8F%E8%AE%AE/Sat, 19 Sep 2026 00:00:00 +0000https://meteor6699.github.io/p/%E9%9A%90%E7%A7%81%E9%9B%86%E5%90%88%E8%AE%A1%E7%AE%97%E5%AD%A6%E4%B9%A0%E7%AC%94%E8%AE%B0%E4%BB%8E%E5%9F%BA%E7%A1%80%E6%A6%82%E5%BF%B5%E5%88%B0%E5%90%84%E7%B1%BB-psi-%E5%8D%8F%E8%AE%AE/<p>这是一篇持续更新的复习笔记，用来整理《隐私集合计算中的关键技术》PPT 的学习内容。目前已经整理到 <strong>第 29 页</strong>。重点不是记住一堆缩写，而是理解各种 PSI 协议为什么出现、怎样运行，以及它们之间有什么联系。</p> <p>以后学习这份 PPT 的新内容都会继续追加在本文末尾，并注明页码范围，已经讲过的内容不再重复。</p>https://meteor6699.github.io/p/%E5%85%A5%E9%97%A8%E9%9A%90%E7%A7%81%E8%AE%A1%E7%AE%97%E4%BB%8E%E4%B8%80%E4%B8%AA%E4%BE%8B%E5%AD%90%E7%9C%8B%E6%87%82%E4%B8%BB%E8%A6%81%E7%A0%94%E7%A9%B6%E6%96%B9%E5%90%91/Tue, 15 Sep 2026 00:00:00 +0000https://meteor6699.github.io/p/%E5%85%A5%E9%97%A8%E9%9A%90%E7%A7%81%E8%AE%A1%E7%AE%97%E4%BB%8E%E4%B8%80%E4%B8%AA%E4%BE%8B%E5%AD%90%E7%9C%8B%E6%87%82%E4%B8%BB%E8%A6%81%E7%A0%94%E7%A9%B6%E6%96%B9%E5%90%91/<p>先想一个问题：两家医院想合作统计某种疾病的患者情况，但谁都不能把完整病历交给对方，怎么办？</p>https://meteor6699.github.io/p/vole-psi%E5%9F%BA%E4%BA%8E%E5%90%91%E9%87%8F-ole-%E7%9A%84%E9%9A%90%E7%A7%81%E9%9B%86%E5%90%88%E4%BA%A4%E9%9B%86/Tue, 14 Jul 2026 00:00:00 +0000https://meteor6699.github.io/p/vole-psi%E5%9F%BA%E4%BA%8E%E5%90%91%E9%87%8F-ole-%E7%9A%84%E9%9A%90%E7%A7%81%E9%9B%86%E5%90%88%E4%BA%A4%E9%9B%86/<h2 id="什么是隐私集合交集psi" class="relative group scroll-mt-28">什么是隐私集合交集（PSI）？ <span class="absolute top-0 w-6 transition-opacity opacity-0 -start-6 not-prose group-hover:opacity-100 select-none"> <a class="text-primary-300 dark:text-neutral-700 !no-underline" href="#%e4%bb%80%e4%b9%88%e6%98%af%e9%9a%90%e7%a7%81%e9%9b%86%e5%90%88%e4%ba%a4%e9%9b%86psi" aria-label="锚点">#</a> </span> </h2> <p>隐私集合交集（Private Set Intersection）允许两方在不泄露各自集合内容的前提下，计算出两个集合的交集。</p>