Folder Lock - Folder Lock is a security software that helps you to password protect files, shred files, clean history, encrypt the personal documents and much more.
Folder Guard - Folder Guard is powerful security software for Windows 7, Vista, XP, 2000.
Wise Folder Hider - Wise Folder Hider is a free file/folder hiding tool.
Vov Hide Files - Lock your files and folders from prying eyes.
Kakasoft Folder Protector - Kakasoft Lockdir is an excellent folder security solution for password protecting folders.
Gilisoft USB Lock - Lock USB port to protect data from being copied, stolen. Disable reading data from USB drives and writing to USB drives. Disallow any type of USB drives to access your computer unless you authorize it.