des算法实现源码,des algorithm realization source code

RSA ( Rivest Shamir Adleman )is crypthograph system that used to give a secret information and digital signature . Its security based on Integer Factorization Problem (IFP). RSA uses an asymetric key. RSA was created by Rivest, Shamir, and Adleman i

base64加密 解密 参数格式为： 加密 ./base64 -e <inputfile> <outputfile> 解密 ./base64 -d <inputfile> <outputfile>-./base64-e <inputfile> <outputfile> ./base64-d <inputfile> <outputfile>