cryptography

(redirected from Codes and ciphers)
Also found in: Dictionary, Thesaurus, Encyclopedia.

cryptography

(krip-tog′ră-fē) [ crypt- + -graphy]
The science and techniques of concealing or disguising information through encoding and decoding. In the health professions cryptography is used to ensure the confidentiality of medical records.
References in periodicals archive ?
Mysterious Messages: A History of Codes and Ciphers offers a fine survey of history's most dangerous secrets and ciphers that readers can use themselves.
Cryptanalysis is the art of solving secret codes and ciphers.
The problem is that for most people the subject seems awfully esoteric - codes and ciphers are what spies do, and are out of the range of concerns for ordinary people.