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user 13185
History of cryptography and cryptanalysis. Questions that wish to ask about the history of cryptography should use this tag; if you're asking about historical ciphers you may also wish to use the classical-cipher tag.
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Have any cryptographic breaks been executed in the real world since World War II?
The DVD Content Scramble System.
It needs to be a true cryptographic break, stemming from mathematical cryptanalysis
Although the cipher is intrinsically weak, at only 40 bits, brute-forcing still …
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