软件模拟CRC冗余校验，可以对任意长度的发送序列求16位校验和，并且可以对接收序列进行检查。有详细的中文注释，和模拟函数...

一个简单的数字签名算法的实现，能进行简单的文件签名和传送-A simple realization of a digital signature algorithm to a simple signature and send the document

c语言编写可对文件加密-c language of the document can be encrypted

用java语言实现rsa经典算法 自己可以加上运行测试！-using java language rsa classical algorithm can add their own testing!

Skipjack 加密算法 美国国家安全局标准加密算法-Skipjack encryption algorithm US country peaceful overall situation standard encryption algorithm

IEEE2008年文章An Image Encryption Scheme Based on Chaotic Map -An Image Encryption Scheme Based on Chaotic Map

一个易语言的加密教程-An easy language tutorial encryption ....................

完全解决了中文问题- Completely has solved Chinese problem

一个非常好的ASE代码，通过实验证明能编译通过-A perfect AES program code, and it can be run after translation and edition.

RSA MD5 VISUAL C++ SOURCE CODE v1.2 - Visual C++ implementation of the RSA MD5 message digest algorithm. Calculates a 32byte checksum for any data sequence. Developed by Langfine Ltd. Note, RSA copyright notices must be adhered to - see the source code for details.Released November 2001-RSA MD5 VISUAL C++ SOURCE CODE v1.2- Visual C++ implementation of the RSA MD5 message digest algorithm. Calculates a 32byte checksum for any data sequence. Developed by Langfine Ltd. Note, RSA copyright notices must be adhered to- see the source code for details.Released November 2001

c描述的lzw算法，完整的可以在tc下运行！-c described lzw algorithm, the integrity of the tc can run!