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a16z Crypto 呼吁 DeFi 从“代码即法律”转向“规范即法律”应对漏洞危机

2026-01-20 10:46:52

ChainCatcher 消息,a16z Crypto 高级安全研究员 Daejun Park 发文,呼吁 DeFi 协议从“代码即法律”转向“规范即法律”,采用更原则性的安全方法。具体做法是通过标准化规范和不变性检查(invariant checks)硬编码安全保障,自动回退违反预定义规则的交易。Park 指出,几乎所有已知漏洞都会触发这类检查,有望在执行过程中阻止黑客攻击。

据 Slowmist 报告,去年黑客通过代码漏洞窃取超 6.49 亿美元。即便是自 2021 年运行的老牌协议 Balancer 也在去年 11 月因代码漏洞损失 1.28 亿美元。开发者担忧黑客越来越多使用 AI 寻找漏洞。

Immunefi 安全主管指出,不变性检查会增加 gas 成本,可能流失用户,并非万能药。Asymmetric Research 联合创始人表示,许多漏洞难以编写既能检测攻击又不误报的不变性规则。

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