Lsas.Blaster.Keylogger is a phony security threat displayed in a fake security alert from rogue anti-spyware application called System Security 2009. This fake alert states that Internet Explorer is infected with the worm Lsas.Blaster.Keylogger (sometimes referred to as Lsas.Blaster.Keyloger) and that this worm is trying to send your credit card details using Internet Explorer to connect to a remote host. System Security displays this fake alert in order to scare you into purchasing the program. Simply ignore this fake alert and remove System Security from your computer immediately.