There are always new threats to your computer's security and keeping abreast of the most recently discovered malicious software and viruses that are the best way to make sure your computer isn't infected. One of the most recent viruses to hit the internet is the Mdrop-DKE virus, which is a trojan that impacts the Windows family of operating systems. There is currently a fix for this virus that most virus scanners will find although in the event your virus software isn't updated, virus removal might be required. Another recent virus to make the rounds is the Sasfis-0 virus that also infects Windows operating systems.