Verizon Patent and Licensing Inc.

Somdutt B Patnaik

Henning Gunther Schulzrinne

Gaston S Ormazabal

Eilon Yardeni

A device receives an attack on a Session Initiation Protocol (SIP) based device, and applies, based on a type of the attack, a method vulnerability based filter to the attack.

Prevention of denial of service (DoS) attacks on session initiation protocol (SIP)-based systems using method vulnerability filtering

A device receives an attack on a Session Initiation Protocol (SIP)-based device, determines a type of the attack, and applies, based on the determined type of the attack, a return routability check filter to the attack.

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West New York, NY, United States of America

Somdutt B Patnaik