[KongchangAI]
Unverified50% confidenceFactExact time

Commit SHA 基于 SHA-1 的内容寻址特性，具备密码学层面的完整性保证，即便标签被恶意篡改，锁定 SHA 的工作流也不会受影响，Git 正逐步向 SHA-256 迁移

1
Sources
50%
Confidence
Long-term
Relevance
7/8/2026
First Seen

Sources

Deep Dive into actions/checkout: The Core Foundation of GitHub Actions CI/CD
githubGitHub Trending7/3/2026

Related Claims

UnverifiedSHA-256 belongs to the SHA-2 family, was standardized by the U.S. NIST in 2001, and currently has no known practical collision attacks.67% similarUnverifiedSHA-1（Secure Hash Algorithm 1）由美国国家安全局设计，输入任意长度数据输出固定160位（40个十六进制字符）的哈希值67% similar

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