If they constantly check and recheck all program files and commands to screen out cheaters, the game itself may run so slowly that it puts off everyone.

ECONOMIST: How to cheat at games

As of March 2013, the Justice Department was reviewing more than 18, 000 program case files to determine whether more known or suspected terrorists have been admitted, the summary notes.

CNN: U.S. lost track of two with known or suspected terror ties

That means you can tweak your images (adjust color, brightness and contrast, for example) without having to launch a separate program and reupload your files with every change.

WSJ: The Best Design-It-Yourself Albums

Mr Scarfo used an encryption program to scramble his computer files so that when the FBI gained access to his hard disk in January 1999, it was unable to unscramble them without the password.

BBC: FBI keeps its bugging secrets

The program then destroys a host of files based on file extension, specifically targeting C language code files, Microsoft Word, Excel and PowerPoint files, among others.

CNN: ExploreZip stings Marine Corps HQ - October 23, 19999

Dropbox, a free downloadable software program, allows them to drag and drop files to access on the Internet or from another computer into the "dropbox" folder that appears on their computer's desktop.

FORBES: Magazine Article

Users can swap files, send friends invitations to download the program or set up Internet telephone calls.

ECONOMIST: Word of mouse

She receives back text files filled with DNA sequences and uses a computer program to take these values and correlate them with human traits such as eye color and gender.

WSJ: Art Emerges from DNA Left Behind

Like the other programs, it took the MSN program an afternoon to create an index of all the e-mail and files on my hard drive.

FORBES: Better Desktop Search Arrives

Under the new program, the industry will monitor "peer-to-peer" software services for evidence of copyrighted files being shared.

NPR: Music, Movie Industry To Warn Copyright Infringers