Steganography is the art and science of writing hidden messages in such a way that no one, apart from the sender and intended recipient, suspects the existence of the message. While cryptography protects the contents of a communication, steganography aims to prevent others from learning that a ...

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Special case of format-preserving encryption

Is there encryption algorithm with the following properties? We always have plaintext in natural language, and the produced ciphertext is also in natural language.
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How to establish if a string contains a message

If you have a string S, then the string can be composed of four things: cleartext 'random' data encrypted data compressed or otherwise non-encrypted, but modified, cleartext If you want to see if ...
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Rating a steganographic system using Blum Blum Shub to locate hidden bits

Currently I'm building a toy steganography system based in a web browser. Besides all the obvious issues with building a system requiring extreme privacy into a browser (this is a toy!), I was curious ...
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Is there are code hidden in Wired Magazine's December 2014 Issue?

There seem to be several hints that there's more to Wired Magazine, December 2014 (Issue 22.12) that meets the eye. In his Letter from the Editor, Scott Dadich says: I’ll refrain from spoiling ...