XPPrivacy   
by BitFantasy   

XPPrivacy is a professional privacy protection utility that mainly has 2 functions: (1) safely and permanently erase all traces of your computer activities and your Internet browsing histroies. (2) Protect your sensitive files by file shredder and encryption tool. Please note that Windows does not physically remove deleted files from your hard disk. Even you emptying your Recycle Bin or format your hard disk, your sensitive files can still be recovered.
http://www.bitfantasy.com