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[WORD]
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- 44kb
- Update:
- 2013-06-21
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- 许任翔
Description: DES (Data Encryption Standard) algorithm, in 1977 the United States government' s official permission, is a 56-bit key used to encrypt 64-bit data. Although the 56 keys of the DES algorithm has been scenery is not, and often with Des be deciphered plaintext encrypted reported, but look past the U.S. standard encryption algorithm always useful, and the current DES algorithm has been widely used, in some some occasions, she still plays heat ^ _ ^.
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