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Data Authentication Algorithm : ウィキペディア英語版 | Data Authentication Algorithm The Data Authentication Algorithm (DAA) is a former U.S. government standard for producing cryptographic message authentication codes. According to the standard, a code produced by the DAA is called a Data Authentication Code (DAC). The algorithm is not considered secure by today's standards. The algorithm chain encrypts the data, with the last cipher block truncated and used as the DAC. The DAA is equivalent to ISO/IEC 9797-1 MAC algorithm 1, or CBC-MAC, with DES as the underlying cipher, truncated to between 24 and 56 bits (inclusive). ==Sources==
* (FIPS PUB 113 - Computer Data Authentication ) - the Federal Information Processing Standard publication that defines the Data Authentication Algorithm
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Data Authentication Algorithm」の詳細全文を読む
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