PC DoorGuard 2 Cost: $29 Get the full version     Trial version     Developer's Website Contacting third-party download site please wait. If your download does not start, click here, or get the full version Descriptions PC DoorGuard 2: PC DoorGuard is a full-featured extensive and thorough intrusion scanner that scans any media on your PC for backdoors and trojan horses. PDG easily removes any found trojan with a click of a button. PDG monitors your system to prevent further infection, using weekly updated trojan database consisting of more than 3500 entries. Running trojan/process killing, editing registry, monitoring ports,- all this provides secure environment for your PC.