The Voynich manuscript has long been shorthand for the unsolved and the unknowable, a late medieval codex filled with looping glyphs that refuse to yield a single clear sentence. A new cryptologic ...

Learn how to implement a classic substitution cipher in C! This step-by-step tutorial walks you through encoding and decoding ...

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” ...

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 ...