Cryptography and Data Security: Book 1: Comprehensive Introduction to Foundations of Cryptography, Encryption and Decryption Techniques, Digital Signatures and Authentication. Conor Williams
Cryptography and Data Security: Book 1: Proper Guide to Data Security in Communication Networks. Cryptography and Data Security in Practice Daniel Garfield
Cryptography and Data Security: Book 2: Best Practices for Cryptography and Data Security Daniel Garfield