Microsoft has updated their Windows Malicious Software Removal Tool
Sysinternals Antivirus Removal Tool 1.0 has been released
PC World reports that a new, critical bug in Adobe's Flash Player is being exploited by attackers
Microsoft published the Microsoft Security Bulletin Advance Notification for June 2010. This advance notification lists security bulletins to be released for June 2010.
Microsoft has updated security bulletin MS10-020 - Critical: Vulnerabilities in SMB Client Could Allow Remote Code Execution
Computerworld reports that this month's Malicious Software Removal Tool (MSRT) has scrubbed the Alureon rootkit from over 360,000 Windows PCs since its May 11 release
IObit Security 360 Offline Database May 19, 2010 has been released
Norton Virus Definitions 2008\2009\2010 05/19/2010 has been released
Norton Virus Definitions 2003\2004\2005\2006\2007 05/19/2010 has been released
Bitdefender Virus Definitions May 19, 2010 has been released
avast! Virus Definitions May 19, 2010 has been released
Norton Virus Definitions 2008\2009\2010 05/15/2010 has been released
Remove Fake Antivirus 1.65 has been released
Norton Virus Definitions 2008\2009\2010 05/14/2010 has been released
AVG Anti-Virus Update May 14, 2010 has been released
SUPERAntiSpyware Database Definitions 4933 has been released
Kaspersky Anti-Virus Update May 14, 2010 has been released
avast! Virus Definitions May 14, 2010 has been released
Avira Antivir Virus Definition File Update May 14, 2010 has been released
Bitdefender Virus Definitions May 14, 2010 has been released