encryption

noun

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

Examples of encryption in a Sentence

Recent Examples on the Web
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Your browsing activity and personal data are fully protected with government grade, AES-256 encryption. Stackcommerce Team (sponsored), PCMAG, 13 Feb. 2025 From there, your internet browsing is protected with military-grade encryption. New Atlas, 11 Feb. 2025 Signal There are a number of tech platforms that advertise encryption services for privacy — including iMessage and WhatsApp — but data security experts largely agree that Signal is the gold standard. Clare Duffy, CNN, 9 Feb. 2025 One of the people briefed on the situation, a consultant advising the United States on encryption matters, said Apple would be barred from warning its users that its most advanced encryption no longer provided full security. Joseph Menn The Washington Post, arkansasonline.com, 8 Feb. 2025 See All Example Sentences for encryption

Word History

First Known Use

1953, in the meaning defined at sense 1

Time Traveler
The first known use of encryption was in 1953

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Cite this Entry

“Encryption.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/encryption. Accessed 28 Feb. 2025.

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