DES 实现 包括 纯DES 3DES 和 CBC

此为国外转载函数，可将任意字符转换为md5 16为字符加密形式，而且为不可逆转换。-reproduced here for foreign functions, arbitrary characters can be converted to 16 md5 encrypted form of characters, but also to irreversible change.

实现本机加密-The realization of the local encryption

算术运算实现字母的替换。凯撒加密就是一种单字母替换法：通过用户给出密钥将字母加上密码变成密文-Arithmetic operations to achieve the replacement of letters. Caesar encryption is the replacement of a single-letter law: the user is given the letter key will be encrypted into a ciphertext

RSA加密的聊天源代码-chat RSA encryption source code

idea3加密算法-idea3 encryption algorithm

解NT密码的源程序-Crack NT password

大素数生成算法的实现，很不错的一段程序-large prime number generation algorithm to achieve a very good procedures

B样条曲线生成程序.txt B样条曲线生成程序.txt-B-spline curve generation procedure. TxtB spline curve generation procedure. TxtB spline curve generation procedure. Txt

MAC算法SHA―1算法的C语言实现源码-SHA-1 algorithm for the C language source

MD5加密算法得VisualC＋＋6.0源程序，直接调用里面的函数即可-MD5 Encryption Algorithm in Visual C++ 6.0 source code, direct calls to the function can be