cryptography

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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.
Medical Dictionary, © 2009 Farlex and Partners
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. In courtrooms throughout history, cryptanalysis has played a key role in bringing criminals to justice.
Codes and ciphers (SIGH fers) are 2 ways of sending messages.
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.
All scramblers, like codes and ciphers, are not equal.