SYMMETRIC CRYPTOGRAPHY THE BASICS SYMMETRIC CRYTPOGRAPHY Symmetric key cryptography literally means that the same key is used to encrypt the message and to decrypt it. So…
* The Data Encryption Standard * Outline 4.1 Introduction 4.4 DES 4.5 Modes of Operation 4.6 Breaking DES 4.7 Meet-in-the-Middle Attacks * 4.1 Introduction In 1973, NBS,…