sha224

3Des encryption of text from a file, 3DES-EDC-CBC , using 3 keys

用c++实现Rabin算法的加密和解密，大素数由程序自动生成(Using c++ to realize encryption and decryption of Rabin algorithm, large prime number is automatically generated by program.)

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

AES Crypto PIC Code Example

软件有限次加密，对软件的使用次数进行限制-finite encryption software, software usage restrictions

经典的AES加密解密软件，用VS2010 C#开发的，功能简单，只能加密解密128位，即32个16进制的字符。有显示扩展密钥的功能。源码。(The classic AES encryption and decryption software using VS2010 C# development, function, and only 128-bit encryption and decryption, 32 hexadecimal characters. Extended key functionality. Source code.)

用C语言求解经典逻辑推理题-Solving with C language that classical logic

DES完全自己实现！能对输入字符串或者选定实现CBC，CFB-1,-8,-64等模式。算法自带有效率检测函数，运行结束显示系统效率。此源代码完全胜任课程设计，就算是毕业设计也只需进行一点改进。欢迎大家下载!-DES to achieve fully their own! Able to enter the selected string or the realization of CBC, CFB-1,-8,-64, such as model. Efficient detection algorithm own function, run the end of display system efficiency. This source code fully qualified for curriculum design, even if it is also just graduated from design to improve a little. Welcome you to download!

Versatile File Delivery Protocol, a Nack-based reliable multicast file transfer Protocol Instantiation

DES算法源代码，这是自己书写的源代码，里面采用了非常多的技巧来提高编解码的效率，研究算法和源码的朋友们，我书写的这个代码可以作为你们很好的参考。-DES algorithm source code, which is writing its own source code, which uses a lot of skills to improve the efficiency of the codec to study the algorithms and source of my friends, I am writing you this code can be used as a good reference.