For the next few weeks be afraid, very afraid. Karsten Nohl, an encryption expert with PhD. in computer engineering from the University of Virginia has successfully cracked the algorithm that secures the billions of calls that populate the GSM airwaves around the world each and everyday. What does it mean? On the surface it shows that the GSM technology may be ready for another security update as listening in on wireless GSM calls just became a tad easier. As tempting as it is however, resist...