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July 20, 2008

GSSA Spy School Level Three - Steganography: The Null Cipher

One common form of steganography is called a null cipher. In this type of stego, the hidden message is formed by taking the first (or other fixed) letter of each word in the covertext.

Use the first letter of each word in the covertext below (between the names) to decipher the secret message:

Chris~

So, Amy bought every lamp?! Lucky Amy! I've started auctioning decent old unsigned books. Luckily every auction's going excellent! News tomorrow!

~Gareth


(Answer: TNEGA ELBUOD A SI ALLEBAS)

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