Efficient comparison of enterprise privacy policies. - Michael Backes 001; Günter Karjoth; Walid Bagga; Matthias Schunter (SAC, 2004)

Policy-Based Cryptography and Applications. - Walid Bagga; Refik Molva (Financial Cryptography, 2005)

Distance-Bounding Proof of Knowledge to Avoid Real-Time Attacks. - Laurent Bussard; Walid Bagga (SEC, 2005)

Policy-based encryption schemes from bilinear pairings. - Walid Bagga; Refik Molva; Stefano Crosta (AsiaCCS, 2006)

Collusion-Free Policy-Based Encryption. - Walid Bagga; Refik Molva (ISC, 2006)

Proof-Carrying Proxy Certificates. - Walid Bagga; Stefano Crosta; Refik Molva (SCN, 2006)

Establishment of Ad-Hoc Communities through Policy-Based Cryptography. - Walid Bagga; Stefano Crosta; Pietro Michiardi; Refik Molva (WCAN@ICALP, 2006)