A web tool for analyzing FIDO2/WebAuthn Requests and Responses. - Athanasios Vasileios Grammatopoulos; Ilias Politis; Christos Xenakis (ARES, 2021)

Adding European Cybersecurity Skills Framework into Curricula Designer. - Jan Hajny; Marek Sikora; Athanasios Vasileios Grammatopoulos; Fabio Di Franco (ARES, 2022)

Blind software-assisted conformance and security assessment of FIDO2/WebAuthn implementations. - Athanasios Vasileios Grammatopoulos; Ilias Politis; Christos Xenakis (J. Wirel. Mob. Networks Ubiquitous Comput. Dependable Appl., 2022)

TRUSTEE's Framework for DPIAs: Safeguarding personal information in the Digital Era. - Athanasios Vasileios Grammatopoulos; Ioannis Stylianou; Katarzyna Barud; Clara Saillant; Ilias Politis (CAMAD, 2023)

Architectural Insights into TRUSTEE's Authentication Manager: Leveraging SSI and eIDAS. - Athanasios Vasileios Grammatopoulos; Ioannis Stylianou; Eneko Gómez Ramos; Iván Gutiérrez-Agüero; Cristina Regueiro; Ilias Politis (CAMAD, 2023)

Towards building a Self-Sovereign Identity Framework for Healthcare. - Emmanouil G. Spanakis; Ilias Politis; Evangelos K. Markakis; Dimitra Papatsaroucha; Athanasios Vasileios Grammatopoulos; Vaios Bolgouras; Anna Angelogianni; Christos Xenakis; Vangelis Sakkalis (EMBC, 2023)

The Role of Machine Learning in Cybersecurity. - Giovanni Apruzzese; Pavel Laskov; Edgardo Montes de Oca; Wissam Mallouli; Luis Burdalo Rapa; Athanasios Vasileios Grammatopoulos; Fabio Di Franco (DTRAP, 2023)

An Analysis of European Union Cybersecurity Higher Education Programs Through the Crowd-Sourced Database CyberHEAD. - Konstantinos Adamos; Fabio Di Franco; Athanasios Vasileios Grammatopoulos (IEEE Secur. Priv., 2023)

CYBERUNITY: A Federated Architecture for Next-Generation Cybersecurity Training. - Chhagan Lal; Athanasios Vasileios Grammatopoulos; Michail Takaronis; Muhammad Mudassar Yamin; Georgios Spathoulas; Christos Xenakis (CSR, 2025)