Playfair源代码是很简单的，随着网络的现有的版本是不同的…

在Visual C++ 6.0下利用Rijndael算法进行任意文件加密，一个rijndael加密算法的使用实例，虽然图形界面做得比较粗糙，但是程序本身有很多值得参考和学习的地方- 6.0 carries on the free document encryption in Visual C using the Rijndael algorithm, a rijndael encryption algorithm use example, although the graphical interface does quite roughly, but procedure itself has the very multiple-valued reference and the study place

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

本文介绍了在JAVA开发环境中如何对文件和数据进行有效的加密，特别是里面API的调用-This paper presents the Java development environment and how to document effective data encryption, in particular inside the API ca

公钥加密程序，采用非对称密钥，这里以类的形式调用-Public key encryption procedures, the use of non-symmetric key, where to type the form of call

用于android jni的c语言版 3des算法  

计算文件hash值的源代码，包含crc,md2,md4,md5,sha,sha1,sha256,ra-Calculated hash value of document

md5加密程序 C++ This a class which encapsulates a set-md5 encrypted C This is a class which encapsulates a set

另类密码登录窗体（拼图），只有正确拼出结果图才能进入。-alternative Password Login Window (puzzles), the only correct map decorated results can be admitted.

PGP使用的idea加密算法实现-PGP the use idea encryption algorithm realizes

RSA的程序代码-RSA code