Apple Releases Security Update 2011-002
In its third security update of the day, Apple has released Security Update 2011-002. This 4 MB update fixes just one issue: it blacklists fraudulent digital certificates that were obtained from Comodo in March. This update is available via Software Update, or from Appleās Downloads page.
http://blog.intego.com/2011/04/14/apple-releases-security-update-2011-002/