BitSec Secure Folder - Version 2.7.0 BitSec Secure Folder provides personal file protection by using virtual file technology, the most leading technology in Windows system, which effectively protects your file data from others. There is no way for others to see, access or get the original content of the file. It closely integrated with Windows OS, providing better performance, and easy to use. Support Windows XP, 2003, Vista, Win7, 2008 server 32 & 64 bit system.The BitSec Secure Folder contains three sub-functions: