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The origin of military cryptanalysis in Czechoslovakia
- classical ciphers. columnar transposition. Course of Cryptanalysis. cryptanalysis. Czechoslovakia. Double Columnar Transposition. historical ciphers. Homophonic Substitution Cipher. Josef Růžek. Monoalphabetic Substitution Cipher. Transposition CiphersAntal, Eugen, 1987- The origin of military cryptanalysis in Czechoslovakia / aut. Eugen Antal. -- (časopis bol do r. 2020 v CCC). -- 10.1080/01611194.2022.2158448. -- 000936898700001. In: Cryptologia. -- ISSN 0161-1194. -- Vol. 48, Iss. 3 (2024), s. 193-218.
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