Inspec keywords: iterative methods; cryptography

Other keywords: key size; Feistel-2 block ciphers; Feistel-2* ciphers; differential function reduction technique; all-subkeys-recovery attacks; block size ratio; public F-function; meet-in-the-middle approach; subkey XORed

Subjects: Cryptography; Cryptography theory; Data security; Interpolation and function approximation (numerical analysis); Interpolation and function approximation (numerical analysis)