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Summary: Defending Network-Based Services Against
Denial of Service Attacks
Jinu Kurian
Dept. of Computer Science
University of Texas at Dallas
Email: jinuk@student.utdallas.edu
Kamil Sarac
Dept. of Computer Science
University of Texas at Dallas
Email: ksarac@utdallas.edu
Kevin Almeroth
Dept. of Computer Science
University of California, Santa Barbara
Email: almeroth@cs.ucsb.edu
Abstract- Over the last decade, several value-added services
have been proposed for deployment in the Internet. IP multicast
is an example of such a service. IP multicast is a stateful service in
that it requires routers to maintain state for forwarding multicast
data toward receivers. This characteristic makes the service and
its users vulnerable to denial-of-service (DoS) attacks. One type
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