Cockrell School of Engineering Assistant Professor Todd Humphreys and his students were invited by the U.S. Department of Homeland Security to attempt the demonstration in White Sands, New Mexico in late June. Using a small but sophisticated UAV along with hardware and software developed by Humphreys and his students, the research team repeatedly overtook navigational signals going to the GPS-guided vehicle.
Known as “spoofing,” the technique creates false civil GPS signals that trick the vehicle’s GPS receiver into thinking nothing is amiss — even as it steers a new navigational course induced by the outside hacker. Because spoofing fools GPS receivers’ on both their location and time, some fear that most GPS-reliant devices, infrastructure and markets are vulnerable to attacks.
SmugMug is a very slick photo sharing site that lets people buy your pictures in whatever format they desire. Whether they want a photo book, a print, or even a coffee mug; they can get it without you actually having to create the item.The folks at SmugMug kicked things up a notch today with the addition of Photo Extras. Photo Extras is a service made just for the company’s pro users and gives customers the option to buy your pictures with mats, frames, mounting and finishes. It’ll come to them complete and ready for wall-mounting.Currently, Photo Extras are only able to be sold at the default price. You’ll still make a profit, but as of right now you can’t mark-up for upgrades. 
Heres a warning to brands using celebrities as Twitter advertising vehicles UK regulators say such tweets must be clearly identified as marketing.
