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IDEA(International Data Encryption Algorithm) A secret key cryptography method that uses a 128-bit key. Introduced in 1992, its European patent is held by Ascom-Tech AG, Solothurn, Switzerland. Written by Xuejia Lai and James Massey, it uses the block cipher method that breaks the text into 64-bit blocks before encrypting them. See PGP. idea 1. Philosophy a. a private mental object, regarded as the immediate object of thought or perception b. a Platonic Idea or Form 2. Music a thematic phrase or figure; motif
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For example, the melody of a simple Korean prayer in the center of the composition is answered by a more powerful Western statement of the same melodic theme. |
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