$ ctf42

affine_hill

Crypto No technique tags yet.
Difficulty Not rated yet

Author: william_etotheipi

crypto Many classical ciphers are inherently vulnerable to known-plaintext attacks. Unfortunately, your obstinate friend claimed that his original Affine-Hill Cipher, inspired by the Affine Cipher and Hill Cipher, is invulnerable to such attacks. He posed a challenge to anyone that claims he’s wrong.

Can you break his cipher by recovering the keywords?

Author william_etotheipi

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