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efficient way to break substitution cipher based on frequency attack

problem statements background Large corpora are available to us, each written in one of K different natural languages, which use a Roman-like alphabet (perhaps Greek, Cyrillic, ...). Plaintext is ...
J_H's user avatar
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efficient way to break substitution cipher based on frequency attack

This is the problem. In most of cryptography textbook (ciphertext above is from Paar's book) authors show frequency analysis as main tool. In reality it is not enough. This book Solomon Kullback ...
Mikhail  Ivanov's user avatar

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