实现移位密码（扩展凯撒密码），用键盘接收明文和密钥，屏幕打印密文。...

用于签名的程序是用VC 开发的代码很好有想学CryptAPI的可以下载看看,学写加密签名的也可以-signed for the procedure is the development of VC is a very good source to the study can be downloaded CryptAPI look at the school was signed by encryption can also

PKIX的RFC英文文档-PKIX the RFC document in English

本程序是用java程序包实现RSA安全认证算法的实现程序，可用于网络安全传输和数字签名-this procedure is used java package to achieve RSA Security Authentication Algorithm procedures, can be used for transmission of network security and digital signature

mod_ssl-2.8.31-1.3.41.tar.gz 好用的ssl工具-mod_ssl-2.8.31-1.3.41.tar.gz-to-use tool ssl

openssl的介绍还有写步骤和代码,大家一定回用的到的-openssl introductory steps and have to write code, there is something we have to Reuse

用于智能卡的3DES的MAC和DMAC加密算法。-For smart cards 3DES encryption algorithm of the MAC and DMAC.

导游系统的C++实现-This is a guider s system which is ralized in c

电子签章的小部分实现，很多不足的地方，希望大家给我建议-Electronic Signature of the small part of the realization that many deficiencies in the hope that I suggest to everyone

flintc库文件及源码C语言大数支持函数库包括DESRSA算法-flintc documents and the C language source majority support functions including DESRSA Algorithm

这个程序是MD5算法的C源代码，调试通过。可以直接应用，在网络通讯中有用。-the procedure is MD5 algorithm in C source code, debugging through. Can be directly applied in the network communications useful.