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one-time pad

American

[wuhn-tahym pad] / ˈwʌnˌtaɪm ˈpæd /

noun

Computers. a powerful encryption method consisting of the addition of a bit or character from a secret, random, single-use key to each bit or character of the plaintext message. Abbreviation: OTP.

Other Word Forms

Noun Inflected Forms

one-time pads

plural

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

one-time pad

Many of its models rely on a one-time pad that gets thrown away after a quick clean.

From Salon ● Jul. 12, 2022

Ambassador Anatoly Dobrynin encoded the message using a one-time pad.

From "Fallout: Spies, Superbombs, and the Ultimate Cold War Showdown" by Steve Sheinkin

Behind the closed and guarded doors of the SR offices, an SR officer deciphered the message by hand, using a one-time pad.

From "Spies: The Secret Showdown Between America and Russia" by Marc Favreau

It turned out that the Soviet one-time pad system had a weakness.

From "Spies: The Secret Showdown Between America and Russia" by Marc Favreau

The most secure system was based on a one-time pad.

From "The Woman All Spies Fear" by Amy Butler Greenfield

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023