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decrypt Line breaks: de|crypt
Pronunciation: /diːˈkrɪpt/

Definition of decrypt in English:


[with object]
Make (a coded or unclear message) intelligible: the computer can be used to encrypt and decrypt sensitive transmissions
More example sentences
  • The Crown supplemented this with an excellent system of opening the mails (and diplomatic pouches, when available) and decrypting messages written in code.
  • A Tactical Data Encryption System TDES is a device for storing, encrypting and decrypting messages.
  • I had a top-secret clearance and would have been part of the team of codebreakers decrypting the message that authorized the use of the ship's nuclear weapons.


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A text that has been decoded: he passed the raw decrypts to Moscow, but denies that he was a spy
More example sentences
  • In a semi-polemical preface, he takes some unwarranted shots at post-Cold War studies of Soviet spying that are based on VENONA decrypts and documents from KGB and Comintern archives.
  • Equally, the German Navy passed on decrypts of Allied traffic to Japan after 9 December 1941 only in its own cipher because of suspicions about Anglo-American inroads into Japanese systems.
  • Indeed, as I write in the book on p. 40, he kept the top-secret decrypts in what he called ‘The Magic Book,’ tucked away in the tightly-guarded Map Room of the White House.


1930s: from de- (expressing reversal) + crypt as in encrypt.



Pronunciation: /diːˈkrɪpʃ(ə)n/
Example sentences
  • The result is that sender and receiver end up with an identical randomly generated number, used as the cryptographic key, that can be used for the encryption and subsequent decryption of data.
  • But he's just as excited describing decryption as he is about his first surfing trip to the Pacific…
  • There are even better encryption techniques that are asymmetric, that is, the keys used for encryption and decryption are not the same.

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