Mac OS X 10.5.6 Released

Apple have upgraded Leopard to 10.5.6. The latest upgrade is available through Software Update and will be downloaded automatically if you have Check for Updates selected in your Preferences.

“The 10.5.6 Update is recommended for all users running Mac OS X Leopard and includes general operating system fixes that enhance the stability, compatibility and security of your Mac.”

Further details of the upgrade can be found on the Apple support page
http://support.apple.com/kb/HT3194 along with a description of the Security Updates http://support.apple.com/kb/HT3338

A new Mac OS X Trojan Horse has been discovered: OSX.Jahlav.A

OSX.Jahlav.A has many similarities with the RSPlug.A Trojan that was discovered recently, having been written by the same virus writers. The Trojan can be found on several pornographic websites and purports to be a fix for Active X errors when attempting to view online videos. More Information...

OSX.Lamzev.A Trojan discovered

OSX.Lamzev.A, a Trojan Horse that could be used to open up a 'backdoor' on a compromised Mac, has been discovered. More Information...

Mac OS X 10.5.5 Released

Apple have upgraded Leopard to 10.5.5. The latest upgrade is available through Software Update and will be downloaded automatically if you have Check for Updates selected in your Preferences.

“The 10.5.5 Update is recommended for all users running Mac OS X Leopard and includes general operating system fixes that enhance the stability, compatibility and security of your Mac.”

Further details of the upgrade can be found on the Apple support page
http://support.apple.com/kb/HT2405 along with a description of the Security Updates http://support.apple.com/kb/HT1222

Apple Releases Mac OS X 10.5.4 (Leopard) Security Update

This latest release from Apple improves both the stability and security of Leopard in a number of areas. The update and a full description of the changes can be obtained from the Apple website.

Apple Remote Destop Agent vulnerability

An AppleScript Trojan horse (Hovdy.A/Saprilt.A) has been discovered that exploits a vulnerability in ARDAgent , a component of Apple's Remote Desktop technology, which allows unauthorized code to run as root. More Information...

Mac OS X Leopard Security Update

Apple have released a security update to fix a number of potential vulnerabilities in their operating system, and recommend that users download and install this update as soon as possible. The Mac OS X update includes a patch to prevent hackers from running malicious movie files and Flash based web content. For more information read the Apple Security Update information page.