All Algorithms

HMAC-SHA-384

Conditionally Safe

MAC algorithm

This algorithm is safe with sufficient key/output size. Grover's algorithm halves the effective security level.

Algorithm Details

Category

MAC

Quantum Safety

Conditionally Safe

Key Lengths (bits)

384

FIPS Standard

FIPS 198-1

Known Vulnerabilities

  • Grover's algorithm (reduces effective security to ~192-bit)

Notes

Higher-security HMAC variant. Strong quantum resilience.

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