The Voynich manuscript has long been shorthand for the unsolved and the unknowable, a late medieval codex filled with looping ...

The message is called the plaintext because it is the unchanged source information. Example: The cat ran away. The secret message generated is called a cipher or ciphertext and it is the encrypted ...

A new study suggests the Voynich manuscript, written in an unknown script sometime in the 1400s, could be a type of encrypted ...

Ars' own Julian Sanchez has deciphered a code embedded into the TV show Fringe. Bad Robot, the production company that created the Fox TV show, has been integrating puzzles and easter eggs into shows ...

The story of Kryptos and the cryptanalyst who spent decades trying to solve the CIA sculpture greatest mystery.

The intriguing world of cryptography has its roots in non-standard hieroglyphics, which were discovered on the walls of an Egyptian tomb in 1900 BC. In India, around 400 BC, “substitution cipher” ...

Fortnite Cipher Quests have an extra layer of complexity beyond the usual sets of assignments, as several of them are encrypted Cipher Quests that initially appear as a string of numbers. To work out ...

“The Naibbe cipher is my attempt to find a way to encode something like Latin by hand as text that partially mimics the ...

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 ...

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 ...