A system for identifying and notifying computers of malicious software programs over an Internet. The system includes a first client inventory module configured to scan a first computer so as to find an un-identified software program and to upload information associated with the un-identified software program; a first upload-download module in communication with the first client inventory module and configured to upload information associated with the un-identified software program over the Internet to a database factory for determination of whether said software program is a malicious software program and producing information identifying the determined malicious software program; a second upload-download module in communication with the database factory and configured to receive information relating to the determined malicious software programs from the database factory; and a second client inventory module in communication with the second upload-download module and configured to receive and store the information associated with the determined malicious software program to a second computer.