File Hander: Reader, Write, Encrypt, and - Adapted from other more involved samples on this site, this class provides a quick and easier way to use the RC4 Algorithm to encrypt and decrypt files.

• 除了适应这个站点中其它更多有关的示例，这个类提供了一个快速和更简单的方式来使用RC4算法来加密和解密文件。