The insider threat to information systems and the effectiveness of ISO17799. - Marianthi Theoharidou; Spyros Kokolakis; Maria Karyda 001; Evangelos A. Kiountouzis (Comput. Secur., 2005)

SIP Vulnerabilities and Anti-SPIT Mechanisms Assessment. - Giannis F. Marias; Stelios Dritsas; Marianthi Theoharidou; John Mallios; Dimitris Gritzalis (ICCCN, 2007)

A CBK for Information Security and Critical Infrastructure Protection. - Marianthi Theoharidou; Eleftheria Stougiannou; Dimitris Gritzalis (World Conference on Information Security Education, 2007)

Threat Analysis of the Session Initiation Protocol Regarding Spam. - Stelios Dritsas; John Mallios; Marianthi Theoharidou; Giannis F. Marias; Dimitris Gritzalis (IPCCC, 2007)

Addressing Cultural Dissimilarity in the Information Security Management Outsourcing Relationship. - Aggeliki Tsohou; Marianthi Theoharidou; Spyros Kokolakis; Dimitris Gritzalis (TrustBus, 2007)

Common Body of Knowledge for Information Security. - Marianthi Theoharidou; Dimitris Gritzalis (IEEE Secur. Priv., 2007)

SPIT Identification Criteria Implementation: Effectiveness and Lessons Learned. - Stelios Dritsas; Yannis Soupionis; Marianthi Theoharidou; Yannis Mallios; Dimitris Gritzalis (SEC, 2008)

A CBK for Information Security and Critical Information and Communication Infrastructure Protection. - Marianthi Theoharidou; Dimitra Xidara; Dimitris Gritzalis (Int. J. Crit. Infrastructure Prot., 2008)

Risk-Based Criticality Analysis. - Marianthi Theoharidou; Panayiotis Kotzanikolaou; Dimitris Gritzalis (Critical Infrastructure Protection, 2009)

An Insider Threat Prediction Model. - Miltiadis Kandias; Alexios Mylonas; Nikos Virvilis; Marianthi Theoharidou; Dimitris Gritzalis (TrustBus, 2010)

A multi-layer Criticality Assessment methodology based on interdependencies. - Marianthi Theoharidou; Panayiotis Kotzanikolaou; Dimitris Gritzalis (Comput. Secur., 2010)

Insider Threat and Information Security Management. - Lizzie Coles-Kemp; Marianthi Theoharidou (Insider Threats in Cyber Security, 2010)

Interdependencies between Critical Infrastructures: Analyzing the Risk of Cascading Effects. - Panayiotis Kotzanikolaou; Marianthi Theoharidou; Dimitris Gritzalis (CRITIS, 2011)

Securing Transportation-Critical Infrastructures: Trends and Perspectives. - Marianthi Theoharidou; Miltiadis Kandias; Dimitris Gritzalis (ICGS3/e-Democracy, 2011)

Exploitation of auctions for outsourcing security-critical projects. - Miltiadis Kandias; Alexios Mylonas; Marianthi Theoharidou; Dimitris Gritzalis (ISCC, 2011)

A Risk Assessment Method for Smartphones. - Marianthi Theoharidou; Alexios Mylonas; Dimitris Gritzalis (SEC, 2012)

Privacy Risk, Security, Accountability in the Cloud. - Marianthi Theoharidou; Nick Papanikolaou 001; Siani Pearson; Dimitris Gritzalis (CloudCom (1), 2013)

Return on Security Investment for Cloud Platforms. - Nikolaos Tsalis; Marianthi Theoharidou; Dimitris Gritzalis (CloudCom (2), 2013)

Cascading Effects of Common-Cause Failures in Critical Infrastructures. - Panayiotis Kotzanikolaou; Marianthi Theoharidou; Dimitris Gritzalis (Critical Infrastructure Protection, 2013)

In Cloud We Trust: Risk-Assessment-as-a-Service. - Marianthi Theoharidou; Nikolaos Tsalis; Dimitris Gritzalis (IFIPTM, 2013)

S-Port: Collaborative security management of Port Information systems. - Despoina Polemi; Theodoros Ntouskas; Emmanouil Georgakakis; Christos Douligeris; Marianthi Theoharidou; Dimitris Gritzalis (IISA, 2013)

Assessing Privacy Risks in Android: A User-Centric Approach. - Alexios Mylonas; Marianthi Theoharidou; Dimitris Gritzalis (RISK@ICTSS, 2013)

Assessing n-order dependencies between critical infrastructures. - Panayiotis Kotzanikolaou; Marianthi Theoharidou; Dimitris Gritzalis (Int. J. Crit. Infrastructures, 2013)

Knowledge-Driven Scenario Development for Critical Infrastructure Protection. - Jingquan Xie; Marianthi Theocharidou; Yohan Barbarin (CRITIS, 2015)

Using Logical Error Detection in Software Controlling Remote-Terminal Units to Predict Critical Information Infrastructures Failures. - George Stergiopoulos; Marianthi Theocharidou; Dimitris Gritzalis (HCI (22), 2015)

Using Centrality Measures in Dependency Risk Graphs for Efficient Risk Mitigation. - George Stergiopoulos; Marianthi Theocharidou; Panayiotis Kotzanikolaou; Dimitris Gritzalis (Critical Infrastructure Protection, 2015)

Risk mitigation strategies for critical infrastructures based on graph centrality analysis. - George Stergiopoulos; Panayiotis Kotzanikolaou; Marianthi Theocharidou; Dimitris Gritzalis (Int. J. Crit. Infrastructure Prot., 2015)

Advanced services for critical infrastructures protection. - Rafal Kozik; Michal Choras; Adam Flizikowski; Marianthi Theocharidou; Vittorio Rosato; Erich Rome (J. Ambient Intell. Humaniz. Comput., 2015)

Human Vulnerability Mapping Facing Critical Service Disruptions for Crisis Managers. - Amélie Grangeat; Julie Sina; Vittorio Rosato; Aurélia Bony; Marianthi Theocharidou (CRITIS, 2016)

Time-based critical infrastructure dependency analysis for large-scale and cross-sectoral failures. - George Stergiopoulos; Panayiotis Kotzanikolaou; Marianthi Theocharidou; Georgia Lykou; Dimitris Gritzalis (Int. J. Crit. Infrastructure Prot., 2016)

A process-based dependency risk analysis methodology for critical infrastructures. - George Stergiopoulos; Vasilis Kouktzoglou; Marianthi Theocharidou; Dimitris Gritzalis (Int. J. Crit. Infrastructures, 2017)

Who cares what it means? Practical reasons for using the word resilience with critical infrastructure operators. - Laura Petersen; David Lange; Marianthi Theocharidou (Reliab. Eng. Syst. Saf., 2020)