Towards an XML format for time-stamps. - Karel Wouters; Bart Preneel; Ana Isabel González-Tablas Ferreres; Arturo Ribagorda (XML Security, 2002)

Threat Modelling for Security Tokens in Web Applications. - Danny De Cock; Karel Wouters; Dries Schellekens; Dave Singelée; Bart Preneel (Communications and Multimedia Security, 2004)

Introduction to the Belgian EID Card: BELPIC. - Danny De Cock; Karel Wouters; Bart Preneel (EuroPKI, 2004)

Teaching X.509/PKIX Based Digital Signatures While Enhancing Non-Repudiation of a Web Based Assessment System. - Ana Isabel González-Tablas Ferreres; Karel Wouters; Benjamín Ramos Álvarez (ICWI, 2004)

Integrating XML Linked Time-Stamps in OASIS Digital Signature Services. - Ana Isabel González-Tablas Ferreres; Karel Wouters (Communications and Multimedia Security, 2005)

Extending the Selective MPEG Encryption Algorithm PVEA. - Li Weng; Karel Wouters; Bart Preneel (IIH-MSP, 2006)

EVAWEB: A Web-Based Assessment System to Learn X.509/PKIX-Based Digital Signatures. - Ana Isabel González-Tablas Ferreres; Karel Wouters; Benjamín Ramos Álvarez; Arturo Ribagorda Garnacho (IEEE Trans. Educ., 2007)

Secure and Privacy-Friendly Logging for eGovernment Services. - Karel Wouters; Koen Simoens; Danny Lathouwers; Bart Preneel (ARES, 2008)

Offline NFC payments with electronic vouchers. - Gauthier Van Damme; Karel Wouters; Hakan Karahan; Bart Preneel (MobiHeld, 2009)

Secure remote reconfiguration of FPGAs. - Nele Mentens; Jo Vliegen; An Braeken; Abdellah Touhafi; Karel Wouters; Ingrid Verbauwhede (Dynamically Reconfigurable Architectures, 2010)

Open Source Contributions. - Jan Camenisch; Benjamin Kellermann; Stefan Köpsell; Stefano Paraboschi; Franz-Stefan Preiss; Stefanie Pötzsch; Dave Raggett; Pierangela Samarati; Karel Wouters (Privacy and Identity Management for Life, 2011)

Secure Event Logging in Sensor Networks. - An Braeken; Antonio de la Piedra; Karel Wouters (EuroPKI, 2011)

A PKI-Based Mobile Banking Demonstrator. - Gauthier Van Damme; Nicolas Luyckx; Karel Wouters (EuroPKI, 2011)

Scramble! Your Social Network Data. - Filipe Beato; Markulf Kohlweiss; Karel Wouters (PETS, 2011)

Secure remote reconfiguration of an FPGA-based embedded system. - An Braeken; Jan Genoe; Serge Kubera; Nele Mentens; Abdellah Touhafi; Ingrid Verbauwhede; Yannick Verbelen; Jo Vliegen; Karel Wouters (ReCoSoC, 2011)

A Privacy-Preserving ID-Based Group Key Agreement Scheme Applied in VPAN. - Yoni De Mulder; Karel Wouters; Bart Preneel (SOFSEM, 2011)

Hardware Strengthening a Distributed Logging Scheme. - Jo Vliegen; Karel Wouters; Christian Grahn; Tobias Pulls (DSD, 2012)

Hash-Chain based Protocols for Time-Stamping and Secure Logging: Formats, Analysis and Design (Hash-keten gebaseerde protocollen voor tijdszegels en beveiligde logbestanden: formaten, analyse en ontwerp). - Karel Wouters (2012)

Enhancing Transparency with Distributed Privacy-Preserving Logging. - Roel Peeters; Tobias Pulls; Karel Wouters (ISSE, 2013)

Distributed privacy-preserving transparency logging. - Tobias Pulls; Roel Peeters; Karel Wouters (WPES, 2013)

Secure event logging in sensor networks. - Antonio de la Piedra; An Braeken; Abdellah Touhafi; Karel Wouters (Comput. Math. Appl., 2013)