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safefile
- 请设计和实现一个算法,把一个文件M由A传输到B并保证 (1)文件M的完整性 (2)文件M的机密性 (3)B能够确认M的发送方-Please design and implementation of an algorithm to a file transfer M from A to B and warrant that (a) file the integrity of the M (2) file M, confidentiality (3) B able to identify