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1. The analysis and deciphering of cryptographic writings or systems.
2. also crypt·an·a·lyt·ics (krĭp′tăn-ə-lĭt′ĭks)(used with a sing. verb) The study of techniques for deciphering cryptographic writings or systems.

crypt·an′a·lyst (krĭp-tăn′ə-lĭst) n.
crypt·an′a·lyt′ic (-lĭt′ĭk) adj.
crypt·an′a·lyze′ (-ə-līz′) adj.


(Communications & Information) the study of codes and ciphers; cryptography
[C20: from cryptograph + analysis]
cryptanalytic, cryptanalytical adj
cryptˈanalyst n


(ˌkrɪp təˈnæl ə sɪs)

1. the procedures, processes, methods, etc., used to translate or interpret secret writings, as codes and ciphers, for which the key is unknown.
2. the science or study of such procedures. Compare cryptography.
[1920–25, Amer.; crypt (ogram) + analysis]
crypt`an•a•lyt′ic (-tæn lˈɪt ɪk) adj.
crypt`an•a•lyt′i•cal•ly, adv.
crypt•an′a•lyst (-ɪst) n.


The steps and operations performed in converting encrypted messages into plain text without initial knowledge of the key employed in the encryption.


1. the procedures and methods used in translating or interpreting codes and ciphers.
2. the science or study of such procedures. Also cryptanalytics. — cryptanalyst, n. — cryptanalytic, cryptanalytical, adj.
See also: Code
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.cryptanalysis - the science of analyzing and deciphering codes and ciphers and cryptograms
science, scientific discipline - a particular branch of scientific knowledge; "the science of genetics"
References in periodicals archive ?
On Sunday December 13, the team of cryptanalysts in Bletchley's Hut 8 at last cracked the code.
But thanks to a mathematical tool called Kullback-Leibler divergence, originally developed by mathematicians and cryptanalysts, Kiziltan's team thinks an IMBH lurks inside the massive globular cluster 47 Tucanae.
An entertaining account by William Sherman of the failed deciphering attempts of 20th-century military cryptanalysts likewise testifies to the book's enigmatic refusal of attempts to account for, let alone read it.
The main source of decrypted enemy messages was the cryptanalysts at the Government Code and Cypher School at Bletchley Park, Buckinghamshire, England.
Usually cryptanalysts exploit this weakness of the UMAPs and hence make both the reader and tag desynchronize.
Cryptographers optimize parameter choices and implementation details for these systems and build protocols on top of these systems; cryptanalysts fine-tune attacks and establish exact security levels for these systems.
Bletchley Park is so far away from the fighting that it's easy to forget why the cryptanalysts are working.
exploit-kit creators, data traffickers, cryptanalysts, those who vet).
Also standard performances visAA vis their respective repertoires are those of Laura Dern ("Wild"), as a woman dying of cancer, which drives her daughter into depression; Keira Knightley ("The Imitation Game"), as the only woman on a team of cryptanalysts trying to break the Enigma code, and Emma Stone ("Birdman"), as the newly rehabbed daughter of a fading actor acting nonchalant.
265) For instance, acoustic cryptanalysts have recently discovered that encryption keys can be ascertained by simply listening to a computer decrypt an encryption program.
Within another year the cryptanalysts, who included Joan Clarke (played by Keira Knightley), had deciphered the all-important naval messages that strategized U-boat attacks.