TheAppleBlog

The intertubes are ablaze today with reports of a serious bug in Mac OS X 10.6 Snow Leopard that, under certain conditions, can destroy all of a user’s personal data.
The problem lies with Mac OS X’s Guest Account functionality, and was first reported at the beginning of September on Apple’s Support Discussions forum. Specifically, some [...]

Apple has finally issued a patch for a security flaw related to Java that was first reported in August 2008. Java for Mac OS X update “delivers improved reliability, security, and compatibility for Java” in both 10.5 and 10.4.
The update also addresses a critical vulnerability in which a malware applet might gain access to the [...]

Apple releases a security guide for Mac OS X 10.5