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 ...

From Caesar ciphers to AES and RSA, Practical Microcontroller Cryptography shows how cryptography actually runs on ...

Cryptography is nearly as old as human language. Many civilizations felt the need to conceal their messages using more or less sophisticated encryption methods, as demonstrated by some documentary ...

Today we’re going to talk about how to keep information secret, and this isn’t a new goal. We’re going to walk you through some common encryption techniques such as the Advanced Encryption Standard ...

Whether for secure communication, or for private storage of data, there are occasions when individuals and organizations have a need to make their data unreadable to general users. The technology that ...