Mac update, AT&T hijinks, another zero-day vulnerability from Microsoft, Adobe delays pdf fix, your questions, and more. Download or subscribe to this show at twit.tv/sn. We invite you to read, add to, and amend our show notes. For 16Kbps versions, transcripts, and notes (including fixes), visit Steve's site: grc.com, also the home of the best disk maintenance and recovery utility ever written - Spinrite 6. Bandwidth for Security Now is provided by AOL Music and Spinner.com.