feal-differential-cryptanalysis - Implement differential cryptanalysis on FEAL cipher
Guidance for implementing differential cryptanalysis attacks on FEAL to recover round keys
Tags
Updated: 2026-03-26Capabilities
Typical Inputs
Typical Outputs
What this skill does
- analyze cipher structure
- identify differential characteristics
- select plaintext pairs
- compute intermediate values
- check differential relationships
- recover round keys
Inputs
- FEAL cipher specification
- FEAL cipher implementation
- chosen plaintext pairs
- ciphertext pairs
Outputs
- recovered round keys
Requirements
- Python programming environment
- understanding of Feistel networks