A malware detection system seeking to identify computer viruses, worms, Trojans, banned files and the like acts to determine from the file name, file size and storage location of a computer file being tested, whether that computer file potentially matches a specific known malware free computer file stored...http://www.google.de/patents/US20050021994?utm_source=gb-gplus-sharePatent US20050021994 - Pre-approval of computer files during a malware detection