VoIP Security – Challenges and Solutions
GlobeCom 2004 Workshop
Dallas, Texas
December 3, 2004
Workshop Chairs: Ram Dantu and Sujeet Shenoi
(rdantu@unt.edu, sujeet@utulsa.edu)
Keynote Speaker: Colonel Gibson, Program Director, DARPA
Protecting the Telecom Infrastructure
Keynote Speaker: Paul Kurtz, Executive Director, Cyber Security Industry Alliance
and Former Assistant to President Bush
Security Policies for VoIP Networks


Session 1: VoIP Overview
VoIP Architectures, Networks and Security Postures
   Jasson Casey, Level(3) Communications, Dallas, Texas
VoIP Standards and Open Issues
      Pradeep Samudra, Samsung, Dallas, Texas
Network Convergence: Security Themes and Issues
      Anthony Meehan, Gavin Manes and Sujeet Shenoi, University of Tulsa, Tulsa, Oklahoma
VoIP Security via Network Management
      Bogdan Materna, Yariba, Ottawa, Canada
Session 2: Deploying VoIP in Data Networks
Deploying VoIP using Firewalls and Network Translation Devices (NATs)
      Ed Luff, Newport Networks, Ottawa, Canada.
Enterprise VoIP Security
      Sridhar Ramachandran, NexTone Communications, Gaithersburg, Maryland
Securing Carrier VoIP Networks
       Jim Hourihan, Acme Packet, Woburn, Massachusetts 
Perimeter Security for VoIP Service Providers
       Jim Greenway, Kagoor Networks, San Mateo, California
Domain-Based Routing and VoIP Communications
      J. Shiva Shankar and O.T. Satyanarayanan, Cisco Systems, San Jose, California
Session 3: Managing VoIP Security
Addressing Security Challenges of Mobility and Firewalls in VoIP Networks
      Frank Le and Basavaraj Patil, Nokia, Irving, Texas
Trait-Based Authorization Mechanisms for SIP using SAML
      Douglas Sicker, University of Colorado, Boulder, Colorado, Jon Peterson, Neustar, and Hans Tschofenig,, Siemens 
Gateway Security for SIGTRAN's M3UA Protocol in VoIP Networks
       Hemant Sengar, Duminda Wijesekera and Sushil Jajodia, George Mason University, Fairfax, Virginia
CALEA Architectures and Call Flows for VoIP NetworkS
      Sophia Scoggins, Chander Raja, Texas Instruments Incorporation, Dallas, Texas
Invited Speaker: Prof. Henning Schulzrinne, Columbia University
Securing VoWLAN 
Session 4: Balancing VoIP Security and Performance
VoIP Security and Quality of Service (QoS): Can They Coexist?
      N. Thanthry and Ravi Pendse, Wichita State University, Wichita, Kansas
Impact of Network Intrusions on QoS
      Dongwook Shin, Qovia, Frederick, Maryland
Performance and Security Analysis of SIP using IPSec
Thomas Bowen, John Haluska, Panayiotis Thermos and Steven Ungar, Telcordia Technologies, Redbank, New Jersey
Session 5: Defending VoIP Networks
Detecting Spam in VoIP Networks
      Ram Dantu and Prakash Kolan, University of North Texas, Denton, Texas
Vulnerability Analysis and Security Architectures for IP Telephony
      Brennen Reynolds and Dipak Ghosal, Felix Wu, University of California-Davis, Davis, California
DoS Attacks on SIP Infrastructures
      Dorgham Sisalem and Jiri Kuthan, Fraunhafer Fokus, Berlin, Germany, 
       and Gunter Schafer, Technical University of Berlin, Berlin, Germany
Defending VoIP Networks from Distributed DoS (DDoS) Attacks 
      John Larson, Travis Dawson, Mark Evans, Jay Cee Straley, Sprint, Burlingame, California
Panel Session: Securing Current and Future VoIP Networks
      Chair: John Larson, Sprint Advanced Technology Labs,  Manuel Vexler, IPCC
      Participants: Cisco Systems,  Qovia, Acme Packet, Newport Networks, 
                            Kagoor Networks, NexTone Communications, and Columbia University