A Secure e-Ordering Web Service. - Despina Polemi; Spyridon Papastergiou (I3E, 2006)

A Secure, Open and Interoperable E-Ordering Service. - Despina Polemi; Spyridon Papastergiou (WEBIST (1), 2006)

Innovative, Secure and Interoperable E/M-Governmental Invoicing. - Athanasios Karantjias; Spyridon Papastergiou; Despina Polemi (PIMRC, 2007)

Interoperability Issues of a Secure Electronic Invoicing Service (Selis). - Spyridon Papastergiou; Alexandros Kaliontzoglou; Despina Polemi (PIMRC, 2007)

A Federated Privacy-Enhancing Identity Management System (FPE-IMS). - Spyridon Papastergiou; Athanasios Karantjias; Despina Polemi (PIMRC, 2007)

Interoperability testing for e-government web services. - Giorgos Pentafronimos; Spyridon Papastergiou; Nineta Polemi (ICEGOV, 2008)

A Secure Mobile Framework for m-Services. - Spyridon Papastergiou; Athanasios Karantjias; Despina Polemi; Milan Markovic (ICIW, 2008)

Holistic Electronic & Mobile Government Platform Architecture. - Athanasios Karantjias; Spyridon Papastergiou; Despina Polemi (JCKBSE, 2008)

A holistic anonymity framework for web services. - Spyridon Papastergiou; Giorgos Valvis; Despina Polemi (PETRA, 2008)

A Secure and Trustful E-Ordering Architecture (TOES) for Small and Medium Size Enterprises (SEMs). - Spyridon Papastergiou; Despina Polemi (Int. J. Inf. Secur. Priv., 2008)

SWEB: An Advanced Mobile Residence Certificate Service. - Spyridon Papastergiou; Despina Polemi; Christos Douligeris (e-Democracy, 2009)

A Secure and Trustful E-Ordering Architecture (TOES) for Small and Medium Size Enterprises (SMEs). - Spyridon Papastergiou; Despina Polemi (Int. J. Enterp. Inf. Syst., 2009)

Πρακτικές και μεθοδολογίες ελέγχου διαλειτουργικότητας και ιδιωτικότητας: εφαρμογές σε προηγμένες και ασφαλείς ηλεκτρονικές και κινητές υπηρεσίες - Spyridon Papastergiou (2009)

STORM - Collaborative Security Management Environment. - Theodoros Ntouskas; Giorgos Pentafronimos; Spyridon Papastergiou (WISTP, 2011)

Advanced security management system for critical infrastructures. - Athanasios Karantjias; Nineta Polemi; Spyridon Papastergiou (IISA, 2014)

Harmonizing commercial port security practices & procedures In Mediterranean Basin. - Spyridon Papastergiou; Nineta Polemi (IISA, 2014)

CYSM: An Innovative Physical/Cyber Security Management System for Ports. - Spyridon Papastergiou; Nineta Polemi; Athanasios Karantjias (HCI (22), 2015)

Business and Threat Analysis of Ports' Supply Chain Services. - Spyridon Papastergiou; Nineta Polemi; Ioannis Papagiannopoulos (HCI (22), 2015)

Current efforts in ports and supply chains risk assessment. - Nineta Polemi; Spyros Papastergiou (ICITST, 2015)

Exploring Cyber-Security Issues in Vessel Traffic Services. - Eleni-Maria Kalogeraki; Spyridon Papastergiou; Nineta Polemi; Christos Douligeris; Themis Panayiotopoulos (KSEM (1), 2018)

Design and validation of the Medusa supply chain risk assessment methodology and system. - Spyridon Papastergiou; Nineta Polemi; Panayiotis Kotzanikolaou (Int. J. Crit. Infrastructures, 2018)

Cyber Security Incident Handling, Warning and Response System for the European Critical Information Infrastructures (CyberSANE). - Spyridon Papastergiou; Haralambos Mouratidis; Eleni-Maria Kalogeraki (EANN, 2019)

Detecting Sophisticated Attacks in Maritime Environments using Hybrid Situational Awareness. - Stefan Schauer; Eleni-Maria Kalogeraki; Spyros Papastergiou; Christos Douligeris (ICT-DM, 2019)

From product recommendation to cyber-attack prediction: generating attack graphs and predicting future attacks. - Nikolaos Polatidis; Elias Pimenidis; Michalis Pavlidis; Spyridon Papastergiou; Haralambos Mouratidis (Evol. Syst., 2020)

Integrating and Validating Maritime Transport Security Services: Initial results from the CS4EU demonstrator. - Christos Grigoriadis; Spyridon Papastergiou; Panayiotis Kotzanikolaou; Christos Douligeris; Antreas Dionysiou; Elias Athanasopoulos; Karin Bernsmed; Per Håkon Meland; Liina Kamm (IC3, 2021)

Cyber Supply Chain Threat Analysis and Prediction Using Machine Learning and Ontology. - Abel Yeboah-Ofori; Haralambos Mouratidis; Umar Mukhtar Ismail; Shareeful Islam; Spyridon Papastergiou (AIAI, 2021)

A Dynamic Cyber Security Situational Awareness Framework for Healthcare ICT Infrastructures. - Shareeful Islam; Spyridon Papastergiou; Haralambos Mouratidis (PCI, 2021)

Handling of advanced persistent threats and complex incidents in healthcare, transportation and energy ICT infrastructures. - Spyridon Papastergiou; Haralambos Mouratidis; Eleni-Maria Kalogeraki (Evol. Syst., 2021)

ICT in Healthcare: the role of IoT and the SECANT solution. - M. Caballero; Dimitris Kavallieros; Arnolnt Spyros; A. Tavernarakisv; Athanasios Tziouvaras; Stefano Bonacina; K. Chandrarmouli; M. Coroiu; L. Chen; T. Dounia; Ioannis Giannoulakis; N. Gligoric; et al. (CSR, 2022)

Swarm Intelligence Model for Securing Healthcare Ecosystem. - Patrizia Ribino; Mario Ciampi; Shareeful Islam; Spyridon Papastergiou (EUSPN/ICTH, 2022)

A Conceptual Model for Data-Driven Threat Analysis for Enhancing Cyber Security. - Mohammed K. S. Alwaheidi; Shareeful Islam; Spyridon Papastergiou (ICR, 2022)

Cyber Threat Analysis Using Natural Language Processing for a Secure Healthcare System. - Shareeful Islam; Spyridon Papastergiou; Stefano Silvestri (ISCC, 2022)

Swarm Intelligence Based Multi-Agent Communication Model for Securing Healthcare Ecosystem. - Patrizia Ribino; Shareeful Islam; Mario Ciampi; Spyros Papastergiou (UCAmI, 2022)

Vulnerability prediction for secure healthcare supply chain service delivery. - Shareeful Islam; Abdulrazaq Abba; Umar Mukhtar Ismail; Haralambos Mouratidis; Spyridon Papastergiou (Integr. Comput. Aided Eng., 2022)

Information Sharing for Creating Awareness for Securing Healthcare Ecosystem. - Shareeful Islam; Christos Grigoriadis; Spyridon Papastergiou (DRCN, 2023)

A Swarm Artificial Intelligence Approach for Effective Treatment of Chronic Conditions. - Kitty Kioskli; Spyridon Papastergiou (DRCN, 2023)

A Machine Learning Approach for the NLP-Based Analysis of Cyber Threats and Vulnerabilities of the Healthcare Ecosystem. - Stefano Silvestri; Shareeful Islam; Spyridon Papastergiou; Christos Tzagkarakis; Mario Ciampi (Sensors, 2023)

Composite Inspection and Certification (CIC) System for Cybersecuity Assessment of ICT Products, Services, and Processes. - Spyridon Papastergiou; Shareeful Islam; Eleni-Maria Kalogeraki; Argyro Chatzopoulou; Panagiotis Bountakas; Konstantinos Pournaras; Sreedevi Beena; Nineta Polemi (CSR, 2024)

Enhancing Malware Detection Through Machine Learning Using XAI with SHAP Framework. - Nihala Basheer; Bernardi Pranggono; Shareeful Islam; Spyridon Papastergiou; Haralambos Mouratidis (AIAI (1), 2024)

Synthetic Data Generation and Impact Analysis of Machine Learning Models for Enhanced Credit Card Fraud Detection. - Ahmed Abdullah Khaled; Md Mahmudul Hasan; Shareeful Islam; Spyridon Papastergiou; Haralambos Mouratidis (AIAI (1), 2024)

Cyber threat assessment and management for securing healthcare ecosystems using natural language processing. - Stefano Silvestri; Shareful Islam; Dmitry Amelin; Gabriele Weiler; Spyridon Papastergiou; Mario Ciampi (Int. J. Inf. Sec., 2024)

Swarm-intelligence for the modern ICT ecosystems. - George Hatzivasilis; Eftychia Lakka; Manos Athanatos; Sotiris Ioannidis; Grigoris Kalogiannis; Manolis Chatzimpyrros; George Spanoudakis; Spyros Papastergiou; Stylianos Karagiannis; Andreas Alexopoulos; Dimitry Amelin; Stephan Kiefer (Int. J. Inf. Sec., 2024)

Adoption of Deep-Learning Models for Managing Threat in API Calls with Transparency Obligation Practice for Overall Resilience. - Nihala Basheer; Shareeful Islam; Mohammed K. S. Alwaheidi; Spyridon Papastergiou (Sensors, 2024)

Vulnerability Patch Prediction Using LLM Based Bert Model with Trustworthy AI Practice for Cyber Security Enhancement. - Nihala Basheer; Shareeful Islam; Spyridon Papastergiou; Haralambos Mouratidis; Nikolaos Papagiannopoulos (AIAI (4), 2025)

Composite Product Cybersecurity Certification Using Explainable AI Based Dynamic Risk Assessment. - Nihala Basheer; Shareeful Islam; Spyridon Papastergiou; Eleni-Maria Kalogeraki (CSR, 2025)

CONSENTIS - An Innovative Framework for Identity and Consent Management for EU Digital and Data Strategies. - Nikos Kyriakoulis; Charis Dimopoulos; George Daniil; Konstantinos Lampropoulos 001; Vassilis Prevelakis; Panos Karantzias; Andreea Bianca Popescu; Angeles Fuentes-Exposito; Nikos Nikolaou; Spyridon Papastergiou; George Alexandris; Maria Tasouli; et al. (CSR, 2025)

Multi-Partner Project: CyberSecDome - Framework for Secure, Collaborative, and Privacy-Aware Incident Handling for Digital Infrastructure. - Mohammad Hamad; Michael Kühr; Haralambos Mouratidis; Eleni-Maria Kalogeraki; Christos A. Gizelis; Dimitrios Papanikas; Athanasios Bountioukos-Spinaris; Charilaos Skandylas; Evangelos Raptis; Andreas Alexopoulos; Grigorios Chrysos 001; Mina Marmpena; et al. (DATE, 2025)

Intelligent dynamic cybersecurity risk management framework with explainability and interpretability of AI models for enhancing security and resilience of digital infrastructure. - Shareeful Islam; Nihala Basheer; Spyridon Papastergiou; Mario Ciampi; Stefano Silvestri (J. Reliab. Intell. Environ., 2025)