encryption

noun
en·​cryp·​tion | \ in-ˈkrip-shən How to pronounce encryption (audio) , en- \
plural encryptions

Definition of encryption

1 : the act or process of encrypting something : a conversion of something (such as data) into a code or cipher The regulations … make it harder to provide automatic encryption of information as it passes through the dozens of links in a typical Internet connection …— Paul Wallich …a hacker slips into a system, then puts encryption controls in place that locks users out.— Elizabeth Millard
2 : a code or cipher produced by encrypting something Artificial intelligence can decode encryptions that previously could not be cracked.— Ana Swanson

First Known Use of encryption

1953, in the meaning defined at sense 1

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Time Traveler

The first known use of encryption was in 1953

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Last Updated

27 Jan 2020

Cite this Entry

“Encryption.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/encryption. Accessed 22 Feb. 2020.

More from Merriam-Webster on encryption

Nglish: Translation of encryption for Spanish Speakers

Britannica English: Translation of encryption for Arabic Speakers

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