'Horst feistel' presentation slideshows

Cryptography and Network Security

647 views • 51 slides

Conventional Cryptography

Conventional Cryptography. Dr. Ron Rymon Efi Arazi School of Computer Science IDC, Herzliya. 2007/8. Pre-Requisites: Simple Math Background. Overview. Symmetric Cryptography Cipher Block Modes Key Management Message Authentication Using Conventional Cryptography. Symmetric Cryptography.

650 views • 31 slides

Feistel Model

CS 465. Feistel Model. Last Updated: Aug 27, 2013. Feistel Cipher Structure. Described by Horst Feistel (IBM) in 1973 Many symmetric encryption algorithms use this structure DES, IDEA, Blowfish, RC6, MARS, Twofish Not AES Substitution-permutation network Block cipher

203 views • 6 slides