P-25 Radios Killed by $30 Toy

Misc

A $30 toy, Mattel’s pink GirlTech IMME, an instant-messaging device with a miniature keyboard, can be used to disrupt radio communications used by every major federal law enforcement agency, reports C/Net An associate professor at the University of Pennsylvania, Matt Blaze co-authored a paper (pdf) at the Usenix Security symposium in San Francisco this week.…

New WiFi 802.22 Standard released

Misc

IEEE has just released a new, official standard for 802.22 Wi-Fi, and it can cover 12,000 square miles with just one single base station—about the same as broadcast radio and television. This, of course, will use up spectrum including 54MHz to 698MHz—the analog TV spectrum that allowed signals to travel out that far. The new…