<http://schema.org/description>
"There is now a security update available in Software Update that hunts down existing MacDefender malware installations and prevents further infections, reports TUAW. Security Update ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/apple/2011/05/31/apple-releases-security-update-that-removes-macdefender/>