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一个简单实现RC5加密算法的例子！仅供参考！-Realize a simple example of RC5 encryption algorithm! For reference purposes only!

sha源代码-sha source code

BASE64编码/解码 处理的VC源代码-BASE64 encoding/decoding of the source code VC

RSA资料全集是我在学习RSA时收集的资料，它对我学习这种算法有着极大的帮助，不知对大家有帮助没有，希望对大家学习密码学有所帮助。-All of the information of RSA was collected when i was studying RSA.It gives me a great deal of help though i don t know how about you.I wish it also give you some help about the cryptology.

一个64位编码解码的动态连接库的例子-A 64-bit codec DLL example

c++实现密钥为4的凯撒密码加密，其中支持明文的大小写-c++ achieve key for Caesar 4 password encryption, which supports the explicit case

aes算法C语言版,个人感觉比较好用的,欢迎大家下载-aes algorithm C language version, individuals feel relatively easy to use, and welcome everyone to download

VIP account is provide a way to those who do not want upload code to download

一个周期3的多表代替密码，第1个表由密钥字法产生（密钥字自拟），第2个表由洗牌法产生（注意，字母a~z与数字0~25一一对应），第三个表由公式法产生（数学公式自拟，注意它须是Z26上的一个一一变换）-a cycle of three multi-table instead of passwords, a table by key word method, (key word from the intended), Table No. 2 produced by shuffling method (note, a letter with a number of z ~ 0 ~ 25 he gathers), 3rd tables generated by the formula (from the proposed mathematical formula, it should pay attention to the Z26 is a transformation on January 1)

简单加密工具原程序-simple encryption tools original program