Fareed Zaffar Gershon Kedem A Service Architecture for Countering Distributed Denial of Service Attacks. 36-42 2007 conf/aina/2007w1 AINA Workshops (1) http://doi.ieeecomputersociety.org/10.1109/AINAW.2007.56 db/conf/aina/ainaw2007-1.html#ZaffarK07