Did you know that when you delete a file on your computer it isn’t really deleted? Your computer marks the space the file uses on the hard disk as available, but the file is still there. The good news ...

This could be a problem for those who intend to delete confidential data permanently. The deletion tools which delete data in a manner that cannot be recovered are called secure delete software ...

Just select the files and folders that you want to delete and hit these keys. A dialog box will pop open asking you to ...

Dear Lifehacker: A program created data files for every song in my collection. No problem, right? Except my music is spread across nested folders on multiple drives. Know a program that bulk-deletes ...