cryptography
noun
cryp·tog·ra·phy
| \ krip-ˈtä-grə-fē
\
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Definition of cryptography
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
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Examples of cryptography in a Sentence
Companies often use cryptography to protect private information.
Recent Examples on the Web
Now a set of computer scientists has taken a major step toward this goal with the release today of EverCrypt, a set of digital cryptography tools. — Quanta Magazine, "Cryptography That Can’t Be Hacked," 2 Apr. 2019 And many developers without a specific background in cryptography will incorporate pre-fab components into their projects without knowing to check for cryptographic implementation issues. — Lily Hay Newman, WIRED, "13-Year-Old Encryption Bugs Still Haunt Apps and IoT," 7 Aug. 2019 Moving beyond the standard coding fare, Divyang recently introduced a course on cryptography. — Parul Agrawal, Quartz India, "In India, toddlers are starting to write computer codes before they can talk," 11 July 2019 Budding technologies such as quantum cryptography and quantum computing rely on entanglement. — Sophia Chen, WIRED, "This Random Video Game Powers Quantum Entanglement Experiments," 9 May 2018 Matthew Green, a cryptography professor at Johns Hopkins, tweeted on Monday that his son wanted to dye his hair blue – but only if dad did it too. — Caitlin O'kane, CBS News, "Dad dyes hair blue to support son and ends up raising $12,500 for immigrant charity," 26 June 2019 EverCrypt is a library of software that handles cryptography, or the encoding and decoding of private information. — Quanta Magazine, "Cryptography That Can’t Be Hacked," 2 Apr. 2019 The 2003 thesis was presented to an academy affiliated with the F.S.B., Russia’s domestic intelligence agency, that studies cryptography. — Andrew E. Kramer, New York Times, "G.R.U., Russian Spy Agency Cited by Mueller, Casts a Long Shadow," 13 July 2018 Even if the cryptography itself is perfectly secure and anonymous, the problem is that the system is only as secure as each voter's cryptographic credentials. — Timothy B. Lee, Ars Technica, "Experts criticize West Virginia’s plan for smartphone voting," 7 Aug. 2018These example sentences are selected automatically from various online news sources to reflect current usage of the word 'cryptography.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
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More Definitions for cryptography
cryptography
noun
English Language Learners Definition of cryptography
: the process of writing or reading secret messages or codes
See the full definition for cryptography in the English Language Learners Dictionary