| 2016 | FedCSIS | Cyber Security Impact on Power Grid Including Nuclear Plant. | Yannis Soupionis, Roberta Piccinelli, Thierry Benoist |
| 2014 | CRITIS | Cyber Attacks in Power Grid ICT Systems Leading to Financial Disturbance. | Yannis Soupionis, Thierry Benoist |
| 2014 | CRITIS | Faults and Cyber Attacks Detection in Critical Infrastructures. | Yannis Soupionis, Stavros Ntalampiras, Georgios Giannopoulos |
| 2012 | CRITIS | Probabilistic Model Checking of CAPTCHA Admission Control for DoS Resistant Anti-SPIT Protection. | Emmanouela Stachtiari, Yannis Soupionis, Panagiotis Katsaros, Anakreontas Mentis, Dimitris Gritzalis |
| 2012 | SEC | Web Services Security Assessment: An Authentication-Focused Approach. | Yannis Soupionis, Miltiadis Kandias |
| 2010 | CRITIS | A Formally Verified Mechanism for Countering SPIT. | Yannis Soupionis, Stylianos Basagiannis, Panagiotis Katsaros, Dimitris Gritzalis |
| 2009 | SEC | Audio CAPTCHA for SIP-Based VoIP. | Yannis Soupionis, George Tountas, Dimitris Gritzalis |
| 2008 | ESORICS | An Adaptive Policy-Based Approach to SPIT Management. | Yannis Soupionis, Stelios Dritsas, Dimitris Gritzalis |
| 2008 | SEC | SPIT Identification Criteria Implementation: Effectiveness and Lessons Learned. | Stelios Dritsas, Yannis Soupionis, Marianthi Theoharidou, Yannis Mallios, Dimitris Gritzalis |