Generalized Feistel Network block cipher security relies on a flawed assumption: a new IACR preprint shows that adding more ...

- Japan's only 128-bit block cipher encryption algorithm to be adopted - TOKYO--(BUSINESS WIRE)-- Nippon Telegraph and Telephone Corporation (NYS: NTT) and Mitsubishi Electric Corporation (TOKYO:6503) ...

Zero-correlation linear cryptanalysis is an important method to analyze the security of block ciphers. But there are few works on zero-correlation linear attacks combined with the related-key setting.

Introduction to ciphers and substitution. Alice and Bob and Carl and Julius: terminology and Caesar Cipher ; The key to the matter: generalizing the Caesar Cipher ; Multiplicative ciphers ; Affine ...