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Read on this site (4)

Nicolas T. Courtois & Marek Grajek. (2022) On latin squares, invariant differentials, random permutations and historical Enigma rotors. Cryptologia 46:5, pages 387-421.
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Nicolas T. Courtois. (2021) A nonlinear invariant attack on T-310 with the original Boolean function. Cryptologia 45:2, pages 178-192.
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Nicolas T. Courtois, Maria-Bristena Oprisanu & Klaus Schmeh. (2019) Linear cryptanalysis and block cipher design in East Germany in the 1970s. Cryptologia 43:1, pages 2-22.
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Nicolas Courtois, Jörg Drobick & Klaus Schmeh. (2018) Feistel ciphers in East Germany in the communist era. Cryptologia 42:5, pages 427-444.
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Articles from other publishers (4)

Nicolas T. Courtois & Jean-Jacques Quisquater. 2021. Information Security and Cryptology – ICISC 2020. Information Security and Cryptology – ICISC 2020 157 181 .
Siavash Ahmadi & Mohammad Reza Aref. (2017) Improved Fixed Point Attack on Gost2. Improved Fixed Point Attack on Gost2.
Nicolas T. Courtois. 2017. Paradigms in Cryptology – Mycrypt 2016. Malicious and Exploratory Cryptology. Paradigms in Cryptology – Mycrypt 2016. Malicious and Exploratory Cryptology 506 520 .
Nicolas T. Courtois. 2016. The New Codebreakers. The New Codebreakers 282 303 .

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