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      <title>SSI 中的VC撤销与 DID 注销</title>
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      <description>本文是对 IEEE Access 2026 综述论文《A Survey on Credential Revocation and DID Deactivation in Self-Sovereign Identity Systems》的系统性解析笔记。论文提出 SSI 撤销机制的四大类分类框架（列表式、密码学累加器、正向确认、治理感知），并独立分析 DID 注销层。笔记按原文结构展开，重点覆盖各类机制的技术细节、隐私分析、可扩展性对比以及开放挑战。</description>
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      <title>zkLogin: 基于现有凭证的隐私保护区块链认证</title>
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      <pubDate>Wed, 21 Jan 2026 21:20:09 +0800</pubDate>
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      <description>zkLogin 是一种创新的区块链认证方案,允许用户使用 Google、Facebook 等现有 OpenID 账户进行区块链交易认证,通过零知识证明技术保护隐私,无需管理私钥</description>
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