SHA-1 length-extension attack in C: forge a valid SHA1(secret||message) MAC for an extended message without knowing the key
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Updated
Jul 22, 2026 - C
SHA-1 length-extension attack in C: forge a valid SHA1(secret||message) MAC for an extended message without knowing the key
Brute-force preimage and collision attacks against truncated SHA-1 in Java, measuring work against the birthday bound
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