Lecture Data security and encryption - Lecture 7: Data encryption standard (DES)
Lecture Data security and encryption - Lecture 7: Data encryption standard (DES)
This chapter presents the following content: Data encryption standard (DES), DES history, DES design controversy, DES encryption overview, initial permutation IP, DES round structure, substitution boxes S, DES key schedule, DES decryption, avalanche in DES, avalanche effect, strength of DES – Timing attacks.