On the Feasibility of Automated Semantic Attacks in the Cloud. - Ryan Heartfield; George Loukas (ISCIS, 2012)

Evaluating the reliability of users as human sensors of social media security threats. - Ryan Heartfield; George Loukas (CyberSA, 2016)

You Are Probably Not the Weakest Link: Towards Practical Prediction of Susceptibility to Semantic Social Engineering Attacks. - Ryan Heartfield; George Loukas; Diane Gan (IEEE Access, 2016)

A Taxonomy of Attacks and a Survey of Defence Mechanisms for Semantic Social Engineering Attacks. - Ryan Heartfield; George Loukas (ACM Comput. Surv., 2016)

Predicting the performance of users as human sensors of security threats in social media. - Ryan Heartfield; George Loukas (Int. J. Cyber Situational Aware., 2016)

An eye for deception: A case study in utilizing the human-as-a-security-sensor paradigm to detect zero-day semantic social engineering attacks. - Ryan Heartfield; George Loukas; Diane Gan (SERA, 2017)

Assessing the cyber-trustworthiness of human-as-a-sensor reports from mobile devices. - Syed Sadiqur Rahman; Ryan Heartfield; William Oliff; George Loukas; Avgoustinos Filippoupolitis (SERA, 2017)

Computation offloading of a vehicle's continuous intrusion detection workload for energy efficiency and performance. - George Loukas; Yongpil Yoon; Georgia Sakellari; Tuan Vuong; Ryan Heartfield (Simul. Model. Pract. Theory, 2017)

Utilising the concept of human-as-a-security-sensor for detecting semantic social engineering attacks. - Ryan Heartfield (2017)

Cloud-Based Cyber-Physical Intrusion Detection for Vehicles Using Deep Learning. - George Loukas; Tuan Vuong; Ryan Heartfield; Georgia Sakellari; Yongpil Yoon; Diane Gan (IEEE Access, 2018)

Detecting semantic social engineering attacks with the weakest link: Implementation and empirical evaluation of a human-as-a-security-sensor framework. - Ryan Heartfield; George Loukas (Comput. Secur., 2018)

A taxonomy of cyber-physical threats and impact in the smart home. - Ryan Heartfield; George Loukas; Sanja Budimir; Anatolij Bezemskij; Johnny R. J. Fontaine; Avgoustinos Filippoupolitis; Etienne B. Roesch (Comput. Secur., 2018)

A Prototype Framework for Assessing Information Provenance in Decentralised Social Media: The EUNOMIA Concept. - Lazaros Toumanidis; Ryan Heartfield; Panagiotis Kasnesis; George Loukas; Charalampos Z. Patrikakis (e-Democracy, 2019)

Toward a Blockchain-Enabled Crowdsourcing Platform. - Dimitrios G. Kogias; Helen C. Leligou; Michael G. Xevgenis; Maria Polychronaki; Evangelos Katsadouros; George Loukas; Ryan Heartfield; Charalampos Z. Patrikakis (IT Prof., 2019)

A Prototype Deep Learning Paraphrase Identification Service for Discovering Information Cascades in Social Networks. - Panagiotis Kasnesis; Ryan Heartfield; Lazaros Toumanidis; Xing Liang; George Loukas; Charalampos Z. Patrikakis (ICME Workshops, 2020)

Transformer-based identification of stochastic information cascades in social networks using text and image similarity. - Panagiotis Kasnesis; Ryan Heartfield; Xing Liang; Lazaros Toumanidis; Georgia Sakellari; Charalampos Z. Patrikakis; George Loukas (Appl. Soft Comput., 2021)

Towards Dynamic Threat Modelling in 5G Core Networks Based on MITRE ATT&CK. - Robert Pell; Sotiris Moschoyiannis; Emmanouil Panaousis; Ryan Heartfield (CoRR, 2021)

Self-Configurable Cyber-Physical Intrusion Detection for Smart Homes Using Reinforcement Learning. - Ryan Heartfield; George Loukas; Anatolij Bezemskij; Emmanouil Panaousis (IEEE Trans. Inf. Forensics Secur., 2021)

Virtually secure: A taxonomic assessment of cybersecurity challenges in virtual reality environments. - Blessing Odeleye; George Loukas; Ryan Heartfield; Georgia Sakellari; Emmanouil Panaousis; Fotios Spyridonis (Comput. Secur., 2023)

CASPER: Context-Aware IoT Anomaly Detection System for Industrial Robotic Arms. - Hakan Kayan; Ryan Heartfield; Omer F. Rana; Pete Burnap; Charith Perera (ACM Trans. Internet Things, 2024)

Real-Time Anomaly Detection for Industrial Robotic Arms Using Edge Computing. - Hakan Kayan; Ryan Heartfield; Omer Rana 001; Pete Burnap; Charith Perera (IEEE Internet Things J., 2025)