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Cipher

Algorithm for encrypting and decrypting information

In cryptography, a cipher (or cypher) is an algorithm for performing encryption or decryption—a series of well-defined steps that can be followed as a procedure. An alternative, less common term is encipherment.

Description sourced from

  • WikipediaOct 25, 2026

    “In cryptography, a cipher (or cypher) is an algorithm for performing encryption or decryption—a series of well-defined steps that can be followed as a procedure.”

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