DES的实现，平时上课的实验，供大家参考。

可以让你软件加密起来哈-can let you up encryption software Kazakhstan

在一个exe文件后面加上一个节，并设置密码，运行的时候需要输入密码才可以执行-in an exe file, insert a section, and set the password, Operation of the need to enter the password before they can implement

c加密算法，比较实用的一程序，在别人那拷的.-c encryption algorithm, a more practical procedure, the copy of others.

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一个免费实用的DELPHI AES 加密算法函数包及演示文件,给有需要的朋友-a free practical DELPHI AES encryption algorithm function package and demonstrate the documents to a friend in need

delphi编写的加壳程序,实现对文件保护-delphi write the packers program to realize File Protection

java写的椭圆曲线加密(ECC)算法源码-java writes the elliptic curve encryption (ECC) calculates the law origin code

MD5加密算法源代码,对于初学者有很好的借鉴意义！-MD5 encryption algorithm source code, there are very good for the beginners learn the meaning of!

个人整理的CRC的一些简单基本资料,里面还附带CRC的算法实现(C语言),对新手来说,是一份不错的资料-Personal order of CRC s some simple basic information, which also comes with CRC s algorithm (C language), on the novice, is a good information