Patent 7478424 was granted and assigned to Cymtec Systems on January, 2009 by the United States Patent and Trademark Office.
Described are methods and apparatus, including computer program products, for propagation protection within a network. A transparent network appliance monitors data being transmitted from a first portion of the network to a second portion of the network through the network appliance and analyzes the data to determine whether the data represents a threat to the network. The network appliance transmits the data to the second portion of the network if the data does not represent a threat to the network or prevents transmission of the data to the second portion of the network if the data represents a threat to the network.