enigma.zip(VB)一个德国的enigma加密技术例子COOL,原程序不支持明文是汉字，添加了一个小模块 -enigma.zip (VB), a German enigma encryption technology COOL example, the original program is not expressly support Chinese characters, add a small module

RSA加密解密源码，只是简单的一个小例子，对于初学者来说很有帮助-RSA encryption and decryption code, but simply a small example, useful for beginners