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International Data Encryption Algorithm
(redirected from IDEA encryption algorithm)

    Also found in: Wikipedia 0.01 sec.
(algorithm, cryptography)International Data Encryption Algorithm - (IDEA) A conventional encryption algorithm, written by Xuejia Lai and James Massey, in 1992.

It is a block cipher, considered to be the best and most secure available, and operates on 64-bit blocks with a 128 bit key.

It is used by Pretty Good Privacy.


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