In the aftermath of major hacks on Sony PlayStation and Epsilon, businesses experienced an explosion of Trojans and other malicious software that Microsoft says now account for one in every 14 downloads. Also in May, it was discovered that the source code for the infamous Zeus banking malware is now freely available for cyber crooks to download. Does this mean more cyber attacks on banks are coming? Here are some of the top endpoint security stories for May 2011. ( Read More… )