SYSTEM AND METHOD OF PREVENTING THE TRANSMISSION OF KNOWN AND UNKNOWN ELECTRONIC CONTENT TO AND FROM SERVERS OR WORKSTATIONS CONNECTED TO A COMMON NETWORK

A system for preventing the transmission of known and unknown electronic contents to and from servers or workstations connected to a common network. The system includes devices for means for interpreting the contents of a messaging protocol or application network protocol, for checking compliance of the electronic contents with the messaging protocol specification or application network protocol specification and for filtering the electronic content based on its functions.