Unverified50% confidenceFactExact time
Each key is processed through SHA-256 to generate a one-way fingerprint that cannot be reversed to recover the original key.
1
Sources
50%
Confidence
Long-term
Relevance
9/27/2026
First Seen
Sources
Related Entities
Related Claims
Unverified1Password uses PBKDF2-HMAC-SHA256 combined with a proprietary Secret Key mechanism, in which a 128-bit local key and the master password jointly participate in derivation.74% similarUnverifiedA paid API key system should follow the principle: never store the actual key, only store a hash fingerprint of the key.70% similarUnverifiedAn API key can only be viewed in full once after creation; thereafter the system stores only the hash of the key, which is the industry-standard security practice.66% similarUnverifiedCommit 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65% similar
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