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manipulate

Photo editor

GIMP Portable provides users with several tools for touching up and altering photos. Users who are able to overcome its hectic and disjointed layout will discover a serviceable, though uninspiring, program.

Users will be immediately confused and frustrated by this program's interface. Where most photo retouching programs have all the tools on one screen, this program opens three separate screens: one for the photo and two for toolboxes. Fortunately, once users organize the boxes to their liking, they will find a generous amount of flexibility with the tools. Users who remain confused can leaf through the online Help manual … Read more

Photogene fills void in iPhone feature set

The iPhone has many great features, but its camera quality isn't one of them. However, Photogene for the iPhone and iPod Touch is an application that can give photos a little sparkle.

Photogene is an image manipulation tool that lets users crop images, correct color distribution, sharpen, rotate, and mirror images, as well as add special effects. (To view more Photogene features, check out our slide show.)

Apple didn't include image-editing features in its iPhone photo viewer software, so iPhone owners have had to wait for a third party to provide them; Picoli is an alternative. Photogene fills this void by giving people on-the-fly editing capabilities of images before they are copied to a computer. Many iPhone users are always connected to a high-speed data network, such as 3G or Wi-Fi, and upload their images directly from the phone to Web sites or social networks. Now those photos can be enhanced before being viewed by others.

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Al-Qaida manipulates videos, images, says Black Hat speaker

LAS VEGAS--In a presentation at the Black Hat conference here Tuesday, Neal Krawetz of Hacker Factor showed how basic manipulations to images can be revealed through digital analysis.

After presenting on the specific techniques he used, Krawetz launched into what he called the case of "Dr. Z," who happens to be Ayman al-Zawahiri, the No. 2 man in al-Qaida.

Using a photo that originally appeared on December 20, 2006, in USA Today, al-Zawahiri appears to be seated before a large banner with a desk underneath. On the desk, in the photo, is a tiny cannon. Yet in the … Read more