Towards Access Control for Logical Document Structures. - Fredj Dridi; Gustaf Neumann (DEXA Workshop, 1998)

How to Implement Web-Based Groupware Systems Based on WebDav. - Fredj Dridi; Gustaf Neumann (WETICE, 1999)

A Secure XML/Java-Based Implementation of Auction Services for Complex Resource Allocation Problems. - Wolfram Conen; Fredj Dridi; Eckhart Köppen (WETICE, 2000)

An Administration Console for the CSAP System. - Fredj Dridi; Björn Muschall; Günther Pernul (CAiSE Short Paper Proceedings, 2003)

Webocrat: Ein Bürgerportal für e-democracy. - Fredj Dridi; Günther Pernul (GI Jahrestagung (2), 2003)

CSAP - An Adaptable Security Module for the E-Government System Webocrat. - Fredj Dridi; Michael Fischer 008; Günther Pernul (SEC, 2003)

Security requirements for e-government services: a methodological approach for developing a common PKI-based security policy. - Costas Lambrinoudakis; Stefanos Gritzalis; Fredj Dridi; Günther Pernul (Comput. Commun., 2003)

Administration of an RBAC System. - Fredj Dridi; Björn Muschall; Günther Pernul (HICSS, 2004)