斯坦福大学的密码学家身份认同

很 强 大 的 加 密 系 统。初 学 加 解 密者 好 处 大! -Very strong encryption system. Learning the benefits of encryption and decryption are great!

Openssl的SSL证书认证程序，也是用VC写的。已通过测试。-Openssl SSL certificate authentication procedures, as well as with VC writes. Have passed the tests.

产生共享软件加密序列号的程序- Has the shareware encryption sequence number procedure

这个例子描述了MD4碰撞，很有研究价值，大家可以仔细研究下-MD4碰撞

frey map混沌随机序列的MATLAB产生源程序-frey map chaotic random sequences generated source MATLAB -frey map chaotic random sequence of MATLAB generated source-frey map chaotic random sequences generated source MATLAB

base64加密算法源代码，比如现在的qq采样双层加密，其中外层加密就采用此算法-base64 encryption algorithm source code, such as the current two-tier encryption qq sampling, in which outer layer of encryption on the use of this algorithm

设f(x)=1+x+x2+x5+x27，试分别写出实现下列移位寄存器的程序： 以f(x)为联接多项式的DSR； 以f(x)为联接多项式的LFSR。 可供选择的联接多项式： f1(x)=1+x+x4+x6+x30； f2(x)=1+ x3+ x31； f3(x)=1+ x6+ x31； f4(x)=1+ x7+ x31； f5(x)=1+ x13+ x31； -Let f (x) = 1 x x2 x5 x27, respectively try to write the following Shift Register : f (x) connected to the DSR polynomial; f (x) for connectivity polynomial LFSR. Connection options polynomial : f (x) = 1 x x4 x6 x30; F2 (x) = 1 x3 x31; f3 (x) = 1 x6 x31; f4 (x) = 1 x11 x31; f5 (x) = 1 x13 x31;

MD5加密 MD5加密-MD5 encryption MD5 encryption MD5 encryption

Windows 2000-XPWinice.zip，加密解密方方面-Windows 2000-XPWinice.zip, encryption and decryption side aspects

playfair的源代码，很简洁，跟网上现存的版本有所差异，但是效果是很不错的。-playfair source code is very simple, with the existing version of the web is different, but the effect is very good.