des算法，用vc++写出来的，密码学实验写的程序

文档加密驱动程序源

如何对一个已有字符串加密-how to have a string encryption

openssl编程入门(含完整示例),是一本openssl安全编程的一本入门书，相当不错、！-openssl programming entry (including a complete sample), is a security program openssl an entry book, quite good!

vc下的pgp最新版本源码，不过没有网路功能，但还是很不错的！-vc pgp under the latest version of source code, but not the Internet function, but still very good!

PB使用MD5加密,可以有效解决PB开发中登录密码使用明文的问题-PB using MD5 encryption, can effectively resolve the PB Password development issue of the use of explicit

rsa encryption which ask a user input must me be uppercase letter-rsa encryption which ask a user input must me be uppercase letter..

椭圆曲线公钥密码算法,可用于加密和数字签名等应用，该版本算法是有限域GF（2^n）上的算法-Elliptic curve public key cryptography algorithms can be used for encryption and digital signature applications, the version of the algorithm is a finite field GF (2 ^ n) the algorithm

EXELOCK 1.83 EXE文件加密器的源代码-EXELOCK 1.83 EXE file encryption for the source code

sha-1算法是目前常用的数字摘要算法，可以为任意长度的数据生成20字节的数字摘要，是数字签名的基础-sha-1 algorithm is commonly used in digital digest algorithm, for arbitrary length of 20 bytes of data generation digital summary is the basis of digital signatures

运用 OpenSSL 实现对文件加密-The use of OpenSSL to achieve file encryption