All Algorithms
SHA-256
Conditionally SafeHash Function algorithm
This algorithm is safe with sufficient key/output size. Grover's algorithm halves the effective security level.
Algorithm Details
Category
Hash Function
Quantum Safety
Conditionally Safe
Key Lengths (bits)
256
FIPS Standard
FIPS 180-4
Known Vulnerabilities
- Grover's algorithm (collision resistance ~85-bit, preimage ~128-bit)
Notes
Post-Grover preimage resistance of ~128 bits is sufficient. Collision resistance reduced to ~85 bits. Considered safe for most applications.
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