ISC highlights recent security update and the creation of a removal tool for the Flashback Trojan attacks circulating in-the-wild.
Apple Security – Flashback Removal Tool
http://isc.sans.edu/diary.html?storyid=12991
QUOTE: Earlier in the week Apple released a Java update which included software to remove the Flashback Trojan from OS X Lion machines running Java. The Flashback Trojan removal tool is now also available for OS X Lion machines not running Java. This Flashback malware removal tool is available through the OS X Software Update tool, or from Apple’s download site