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93 entries under expression topic. ×

2
commercial code(noun, technology, entity, history)
2
communication theory of secrecy systems(noun, technology, entity, history)
2
cryptogram of Olivier Levasseur(noun, technology, entity, history)
2
fifty-six-bit encryption(noun, technology, entity, history)
2
fourty-bit encryption(noun, technology, entity, history)
2
modern cryptography(noun, era, epoch, period time)
2
rotor machine(noun, technology, entity, history)
2
secret decoder ring(noun, technology, entity, history)
2
signals intelligence(noun, technology, entity, history)
2
steganographical table(noun, technology, entity, history)
2
syllabical table(noun, technology, entity, history)
2
undeciphered historical cipher(noun, technology, entity, history)
2
undeciphered historical code(noun, technology, entity, history)
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APASmart Define. (1970). history of cryptography thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/history_of_cryptography/thesaurus/narrower
ChicagoSmart Define. 1970. "history of cryptography thesaurus" https://smartdefine.org/history_of_cryptography/thesaurus/narrower (accessed September 27, 2026).
HarvardSmart Define 1970, history of cryptography thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/history_of_cryptography/thesaurus/narrower>.
MLASmart Define. "history of cryptography thesaurus" 1 January 1970. Web. 27 September 2026. <https://smartdefine.org/history_of_cryptography/thesaurus/narrower>