cryptography

(redirected from chaff and winnow)
Also found in: Thesaurus, Medical, Legal, Encyclopedia.

cryp·tog·ra·phy

 (krĭp-tŏg′rə-fē)
n.
1. Computers Any of various mathematical techniques for encrypting and decrypting data in order to keep it private when transmitted or stored electronically.
2. The process or skill of communicating in or deciphering secret writings or ciphers.
3. Secret writing.

cryp′to·graph′ic (-tə-grăf′ĭk) adj.
cryp′to·graph′i·cal·ly adv.

cryptography

(krɪpˈtɒɡrəfɪ) or

cryptology

n
(Communications & Information) the science or study of analysing and deciphering codes, ciphers, etc; cryptanalysis
crypˈtographer, crypˈtographist, crypˈtologist n
cryptographic, ˌcryptoˈgraphical, cryptologic, ˌcryptoˈlogical adj
ˌcryptoˈgraphically adv

cryp•tog•ra•phy

(krɪpˈtɒg rə fi)

n.
the study or the application of the techniques of secret writing, esp. code and cipher systems. Compare cryptanalysis.
[1635–45]
cryp•tog′ra•pher, cryp•tog′ra•phist, n.
cryp`to•graph′ic (-təˈgræf ɪk) cryp`to•graph′i•cal, adj.

cryptography

1. the science or study of secret writing, especially code and cipher systems.
2. the procedures and methods of making and using secret languages, as codes or ciphers. — cryptographer, cryptographist, n.cryptographic, cryptographical, cryptographal, adj.
See also: Writing
1. the science or study of secret writing, especially code and cipher systems.
2. the procedures and methods of making and using secret languages, as codes or ciphers. — cryptographer, cryptographist, n. — cryptographic, cryptographical, cryptographal, adj.
See also: Language
1. the science or study of secret writing, especially codes and ciphers.
2. the procedures and methods of making and using codes and ciphers. — cryptographer, cryptographist, n. — cryptographic, adj.
See also: Code
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.cryptography - the science of analyzing and deciphering codes and ciphers and cryptograms
science, scientific discipline - a particular branch of scientific knowledge; "the science of genetics"
2.cryptography - act of writing in code or cipher
committal to writing, writing - the activity of putting something in written form; "she did the thinking while he did the writing"
encoding, encryption - the activity of converting data or information into code
recoding - converting from one code to another
decipherment, decoding, decryption - the activity of making clear or converting from code into plain text; "a secret key or password is required for decryption"
Translations