说明：  这个是前几天我刚找到资料，是基于API_HOOK的数据文件透明加解密系统设计和实现，喜欢做数据安全方面的朋友可以下载看看。PDF格式.
(This is just a few days ago I found the information is based on the data file API_HOOK transparent encryption and decryption system design and implementation, like to do the data security can be downloaded to see a friend. PDF format.)