RSA算法的Java实现，可作为学习公钥体制加密算法的参考资料

针对JPEG2000格式的图像，利用了Arnold变换对图像的小波系数进行加密，对初步研究JPEG2000图像加密算法的有试用价值-JPEG2000 image format for the use of the Arnold transform the image of the wavelet coefficients encryption, preliminary study of the JPEG2000 image encryption algorithms have tested the value of

是用的美国标准的DES加密算法用C++编写的可以完成以内的字符垢加密-the United States is using the DES encryption standard algorithm with C prepared to be completed within the characters scale encryption

快速去除PDF密码设置，不用安装，直接使用-Quick removal of PDF password settings, do not need to install, direct use

DES加密算法的实现和演示，具体算法见网上，程序中有注释-DES encryption algorithm and demonstrate the achievement of the specific algorithm see online, proceedings have Notes

古典密码算法中的单表代换密码算法、移位密码算法、Vigenere密码算法。算法比较简单，用命令的方式。可以随机生成明文和密钥。-Classical cryptographic algorithm in a single table substitution cipher, transposition cipher, Vigenere cipher. Algorithm is relatively simple, way to use the command. Can be randomly generated and the key explicitly.

Proguard是强大的Java字节码混淆器，含有源代码，可以根据自己需求修改编译。满足自身需求。 也可以作为爱好者自学的好材料。

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

Error Correcting Code algorithms, for use whit E

3des 加密,可以进行3des,des等其他基本加密算法-3des

实现md5的算法。 实现md5的算法。-The realization of md5 algorithms. The realization of md5 algorithms.