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Gaines, Helen Fouch.̌
Cryptanalysis; a study of ciphers and their solution.
Includes "166 cryptograms."
Cryptography.
Ciphers.
Cryptographie.
Chiffres (Cryptographie)
Computabilidade e complexidade. larpcal
Criptologia. larpcal
Dechiffrierung. swd
Kryptologie. swd
Ciphers
Cryptography
Elementary cryptanalysis.
Catalog