encryption

[en-krip-shuhn]

noun

1. the act or practice of converting messages into cipher or code.

   During World War II, the encryption process involved code tables and a machine.

2. Computers.,  the act or practice of changing digital data into a form that cannot be read without converting it back using a unique key.

   Though its data encryption is strong, the app has other security flaws exploited by hackers.

encryption

1. The process of encoding a message so that it can be read only by the sender and the intended recipient. Encryption systems often use two keys, a public key, available to anyone, and a private key that allows only the recipient to decode the message. (See also cryptography.)

Word History and Origins

Origin of encryption¹

First recorded in 1940–45; 1960–65 encryption for def. 2; encrypt ( def. ) + -ion ( def. )

Example Sentences

Some providers offering free or low-cost services may skimp on encryption or log your activity.

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A firm considered one of the leading global voices in encryption has cancelled the announcement of its leadership election results after an official lost the encrypted key needed to unlock them.

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"The theory of how to break current forms of public key encryption await a truly operational quantum computer," he adds.

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Imagine a supercomputer millions or trillions of times more powerful than the most advanced technology today, capable of both discovering life-saving drugs and instantly hacking all digital encryption.

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But the PM denied it would ever be used as a surveillance tool - and said the personal data which would have to be involved in creating it would "absolutely have very strong encryption".

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