More than half the wireless LAN access points located in a drive-by test have no encryption, raising the possibility that data could be monitored or captured. Of the 1,137 wireless nets that were found in Atlanta, Chicago, and San Francisco, 57% were not encrypted, according to AirDefense Inc. (www.airdefense.net), a company specializing in WLAN security. In Atlanta, only 8% of all traffic was encrypted, though in the other cities most nets with high volume that might typify business usage did have encryption to hide information from others. So, we won't be surprised if the Atlanta courts fill up with corporate espionage cases.
Festo's BionicKangaroo combines pneumatic and electrical drive technology, plus very precise controls and condition monitoring. Like a real kangaroo, the BionicKangaroo robot harvests the kinetic energy of each takeoff and immediately uses it to power the next jump.
Design News and Digi-Key presents: Creating & Testing Your First RTOS Application Using MQX, a crash course that will look at defining a project, selecting a target processor, blocking code, defining tasks, completing code, and debugging.
Focus on Fundamentals consists of 45-minute on-line classes that cover a host of technologies. You learn without leaving the comfort of your desk. All classes are taught by subject-matter experts and all are archived. So if you can't attend live, attend at your convenience.