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 ...

You're about to wind up your day and use your smartphone to check what's in your smart fridge to decide if you need to pass by the store or request delivery before you get home. You quickly pay for ...

Cryptography is, by design, complex and difficult to understand. Cryptography is present in every corner of the internet – or rather, it should be. Especially as the total value of the internet is ...