加密与解密学习笔记new

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1、加密与解密学习笔记比尔板三2012年11月一、密码体制与算法.................................................................................................................................................11.1对称密码体制............................................................................................................

2、.................................11.2非对称密码体制.........................................................................................................................................21.3消息摘要算法......................................................................................................

3、.......................................21.4数字签名.....................................................................................................................................................21.5BASE64算法.....................................................................................

4、...........................................................3二、OpenPGP...............................................................................................................................................................42.1加密策略.........................................................

5、............................................................................................52.2数字签名和认证.........................................................................................................................................52.3压缩...............................................

6、..............................................................................................................52.4消息结构.....................................................................................................................................................52.5签名类型..................

7、...................................................................................................................................62.6Radix-64编码（ASCII装甲）........................................................................................