Introduction If you need to send a secret message to a friend, how could you prevent other people from reading it? One way is to encrypt the message—that is, use a secret code that only you and your ...

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 ...

Deep learning project and theory videos every week! Trump Makes Announcement Against Taliban NFL World Was in Disbelief After Adonai Mitchell's Mistake Erased a Colts Touchdown 'They just don't come': ...