Firewall system for protecting network elements connected to a public network

  • US 6,061,798 A
  • Filed: 10/19/1998
  • Issued: 05/09/2000
  • Est. Priority Date: 02/06/1996
  • Status: Expired due to Term
First Claim
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1. A firewall system for protecting network elements comprising:

  • a computing platform having a microprocessor and memory storage, wherein said computing platform provides access from a network connection to at least one network element, wherein said memory contains instructions causing said microprocessor to perform the steps of;

    initializing a plurality of proxy agents, wherein each of said proxy agents is assigned a corresponding port number and protocol;

    verifying that incoming connection requests are formatted in accordance with said corresponding protocol;

    logging information associated with incoming connection requests; and

    ,processing received packets to determine the presence of executable commands nested within received packets, and if detected, discarding said received packets.

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