cryp·tol·o·gy /krɪpˈtɑləʤi/
密碼學
cryptology
密碼術
Cryp·tol·o·gy n. Secret or enigmatical language.
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cryptology
n : the science of analyzing and deciphering codes and ciphers
and cryptograms [syn: cryptanalysis, cryptanalytics,
cryptography]