May 15, 2012 | GREGG KEIZER

Apple on Monday issued its first security-related update for OS X 10.5, or Leopard, in nearly a year, to disable long-outdated versions of Adobe's Flash Player.

May 10, 2012 | GREGG KEIZER

Apple on Wednesday patched four security vulnerabilities in Safari and blocked outdated versions of Adobe's Flash Player from running in its browser.

April 23, 2012 | GREGG KEIZER

Contrary to reports by several security companies, the Flashback botnet is not shrinking, the Russian antivirus firm that first reported the massive infection three weeks ago claimed today.

April 11, 2012 | SYDNEY MORNING HERALD

Apple says it is crafting a weapon to vanquish a Flashback virus from Macintosh computers and working to disrupt the command network being used by hackers behind the infections.

April 5, 2012 | BRIAN KREBS (VIA SMH)

Apple releases patch as 500,000 Macs infected with the Flashback Trojan.

March 6, 2012 | LEAH YAMSHON

Good news for Time Machine users running OS X Lion.

March 2, 2012 | LEX FRIEDMAN

To the average user, the two new security technologies coming to OS X this year—sandboxing and Gatekeeper—should be virtually invisible. But they could be all too visible to more advanced users, particularly those who use AppleScript and Automator.