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Brian K Martin: State machine for accessing a stealth firewall. International Business Machines Corporation, A Bruce Clay Esq, Steven M Greenberg Esq, Carey Rodriguez Greenberg & Paul, April 17, 2007: US07207061 (15 worldwide citation)

A stealth firewall. The stealth firewall can include a first network interface to an external network; a second network interface to an internal network; a packet filter for restricting access to the internal network, the packet filter ignoring requests from the external network to access the intern ...


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Brian K Martin: State machine for accessing a stealth firewall. International Business Machines Corporation, A Bruce Clay, IBM Corporation T81 503, March 13, 2003: US20030051155-A1

A stealth firewall. The stealth firewall can include a first network interface to an external network; a second network interface to an internal network; a packet filter for restricting access to the internal network, the packet filter ignoring requests from the external network to access the intern ...