字符串加密算法 c#程序 String encryption algorithm

VC做成的MD5的算法工具，可以学习一下-VC made the MD5 algorithm tool to study the

它也可以用来解除Adobe Acrobat PDF文件密码的工具，它可以帮助解决加密PDF无法编辑和复制/打印的问题，支持所有版本的Acrobat加密(包含7.x)，也支持128位加密。 -It also can be used to lift the Adobe Acrobat PDF files password tool, it can help to solve encrypted PDF can not edit and copy/print the questions, and support all versions of Acrobat encryption (including 7.x), also supports 128-bit encryption.

Here is static lib based on PPMD var E by Dmitri Shkarin, compiled with Visual Studio 6

C#程序来实现生成多项式的循环冗余校验,通过修改能校验多项式-C# program to implement the cyclic redundancy check generator polynomial, by modifying the polynomial can check

access数据库加密有几法，但用“设置安全机智向导”加密最为牢靠，又如何访问这样的数据库呢-access database encryption with a few laws, but "to provide a safety witty guide" the most secure encryption, how to access such a database?

数字签名加密算法的两座大厦先后倒塌―MD5和SHA-1这两种应用最为广泛的数字签名加密算法都被山东大学的王小云教授破解。-encrypted digital signature algorithm has two buildings collapsed- MD5 and SHA-1 that the two most widely used digital signature encryption algorithm has been the Shandong University Professor Bruce Schneier break.

--- --- ---haval代码--- --- --200种加密算法中的一种------------- haval------------ 200 species of an encryption algorithm

Base64编解码程序-Base64 code/decode program

网络新手学习的好教程-Network novice to learn a good tutorial

有关欧几里德的扩展算法，非常实用，经测试好用- The expansion of the Euclidean algorithm, is very practical, easy to use as test