Security showdown: Black Hat vs. Def Con

ZDNet has initial coverage of two wildly different security-related computer conferences taking place this week in Las Vegas. Over at Ceasar’s Palace, the Black Hat Briefings security conference will host network admins and IT managers who want to learn more about how to protect mission-critical systems. On the other end of the spectrum (and, we assume, in a different hotel) there’s Def Con, the celebrated annual ‘hacker’ convention