Daniel G. Wing

Using pstn reachability to verify voip call routing information

Using PSTN reachability to verify caller ID information in received VoIP calls

Triggering bandwidth reservation and priority remarking

Verifying cryptographic identity during media session initialization

Using authentication tokens to authorize a firewall to open a pinhole

Method for protecting against denial of service attacks

Authenticating an endpoint using a stun server

Discovering security devices located on a call path and extending bindings at those discovered security devices

DETECTION OF MALWARE AND MALICIOUS APPLICATIONS

Verwendung einer pstn-erreichbarkeit zur verifikation von voip-rufinformationen