Kerckhoffs' Principle

Goldwasser and Micali win Turing Award: Team honored for ‘revolutionizing the science of cryptography', MIT News, 13 March 2013.

Their paper that introduced semantic security notions is: Probabilistic Encryption and How to Play Mental Poker Keeping Secret All Partial Information, ACM Symposium on Theory of Computing, 1982.
You can read Kerckhoffs' article (in both French and English translation) here: La Cryptographie Militaire, 1883.
For details on the Mifare reverse engineering and cryptographic weaknesses, see Karsten Nohl and David Evans and Starbug and Henryk Plötz, Reverse-Engineering a Cryptographic RFID Tag, USENIX Security Symposium, 2008.
Claude Shannon, Communication Theory of Secrecy Systems, 1949 (work done during World War II, but declassified later).

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