Cryptography
Cryptography Cryp*tog"ra*phy (-f?), n. [Cf. F. cryptographie.] 1. The act or art of writing in code or secret characters; also, secret characters, codes or ciphers, or messages written in a secret code. [1913 Webster +PJC]

2. the science which studies methods for encoding messages so that they can be read only by a person who knows the secret information required for decoding, called the key; it includes {cryptanalysis}, the science of decoding encrypted messages without possessing the proper key. [PJC]


The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • cryptography — The process of writing or solving codes. The term describes processes by which transmissions of data are kept secure by applying very large numbers with particular mathematical properties for the purpose of encryption of or scrambling data.… …   Law dictionary

  • cryptography — 1650s, from Fr. cryptographie or directly from Mod.L. cryptographia, from Gk. kryptos hidden + GRAPHY (Cf. graphy). Related: Cryptograph; cryptographer …   Etymology dictionary

  • cryptography — ► NOUN ▪ the art of writing or solving codes. DERIVATIVES cryptographer noun cryptographic adjective …   English terms dictionary

  • cryptography — [krip tä′grə fē] n. [ CRYPTO + GRAPHY] 1. the art of writing or deciphering messages in code 2. the system used in a code or cipher cryptographer n. cryptographist cryptographic [krip΄tə graf′ik] adj. cryptographically adv …   English World dictionary

  • Cryptography — Secret code redirects here. For the Aya Kamiki album, see Secret Code. Symmetric key cryptography, where the same key is used both for encryption and decryption …   Wikipedia

  • Cryptography — The encoding and decoding of secret messages. Cryptography in genetics: The term cryptography can be applied to human DNA since the message of life is encoded in DNA. And for eons even the existence of DNA was unknown and the information therein… …   Medical dictionary

  • cryptography — cryptographer, cryptographist, n. cryptographic /krip teuh graf ik/, cryptographical, cryptographal, adj. cryptographically, adv. /krip tog reuh fee/, n. 1. the science or study of the techniques of secret writing, esp. code and cipher systems,… …   Universalium

  • cryptography — noun [kɹ̥ɪpˈtʰɒɡɹəfiː]|/kɹɪpˈtɒɡ.ɹə.fi/ The discipline concerned with communication security (eg, confidentiality of messages, integrity of messages, sender authentication, non repudiation of messages, and many other related issues), regardless… …   Wiktionary

  • cryptography — kriptografija statusas T sritis informatika apibrėžtis Duomenų užšifravimo ir iššifravimo būdai ir priemonės. Kriptografija buvo naudojama ir iki kompiuterių – tai buvo rašymo būdas, kuriuo įslaptinamas teksto turinys. Kriptografinė technika… …   Enciklopedinis kompiuterijos žodynas

  • cryptography — noun Etymology: New Latin cryptographia, from crypt + graphia graphy Date: 1658 1. secret writing 2. the enciphering and deciphering of messages in secret code or cipher; also the computerized encoding and decoding of information 3. cryptanalysis …   New Collegiate Dictionary

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”