Questions tagged [cryptanalysis]

Cryptanalysis is the process of analyzing a cryptographic system or algorithm in order to figure out flaws in its inner functioning.

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What is the most efficient way to detect and to break xor encryption?

I know that modern cryptographic algorithms are as close as they can to fully random data (ciphertext indistinguishability) and that trying to detect it is quite useless. But, what can we do on weak-...