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cipher-workshop/aes
Kristofers Solo 70a0e183b5 feat(aes): Implement ShiftRows and MixColumns transformations
- Implements `shift_rows` performing cyclic shifts on the state matrix rows.
- Implements `mix_columns` using Galois Field matrix multiplication.
- Adds `gmul` and `xtime` const helpers for GF(2^8) arithmetic.
- Adds unit tests verifying transformations against FIPS-197 vectors.
2025-11-24 08:50:22 +02:00
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2025-11-24 08:50:22 +02:00