在磁盘过滤驱动与USB设备驱动之间加载过滤驱动MyFiter，从而实现透明加解密。-USB disk filter driver and load the filter driver between the device driver MyFiter, in order to achieve transparent encryption and decryption.

U盘内容加密系统源码，可用于加密保护U盘文件夹内容-U disk encryption system source code content, can be used for U-disk encryption to protect the contents of the folder