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 ...

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 ...

The arena of creating secure environments in the hardware and software industries is somewhat shrouded in mystery and misunderstanding. Certainly, some types of ciphers are relatively straightforward ...

Mozilla has launched Codemoji as part of its Encryption Matters campaign to teach people about privacy on the web. The Codemoji website provides an easy way to share an emoji-encoded message with ...

In the context of cryptography, the un-transformed message is known as plaintext, the transformation is known as encryption and the transformed message is known as ciphertext. The encryption process ...

CSL Dualcom, a popular maker of security systems in England, is disputing claims from [Cybergibbons] that their CS2300-R model is riddled with holes. The particular device in question is a ...

Learn to use the cipher utility with confidence. This Daily Drill Down walks you through using every cipher switch and shows you exactly what happens in the real world when you use these switches.

Secret code or foreign language? For machines, it might not matter. Without any prior knowledge, artificial intelligence algorithms have cracked two classic forms of encryption: the Caesar cipher and ...