OPTWALL: A Hierarchical Traffic-Aware Firewall. - Subrata Acharya; Bryan N. Mills; Mehmud Abliz; Taieb Znati; Jia Wang 001; Zihui Ge; Albert G. Greenberg (NDSS, 2007)

A Guided Tour Puzzle for Denial of Service Prevention. - Mehmud Abliz; Taieb Znati (ACSAC, 2009)

Defeating DDoS using Productive Puzzles. - Mehmud Abliz; Taieb F. Znati (ICISSP, 2015)