Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Anat Bremler-Bar0
Rami Rivlin0
Guy Pazi0
Dan Touitou0
Date of Patent
January 30, 2007
Patent Application Number
10232993
Date Filed
August 29, 2002
Patent Primary Examiner
Patent abstract
A method for authenticating packet communication traffic includes receiving a data packet sent over a network from a source address to a destination address and reading from the packet a value of a field that is indicative of a number of hops traversed by the packet since having been sent from the source address. The authenticity of the source address is assessed responsive to the value.
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