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EnhaNcing seCurity And privacy in the Social wEb: a user centered approach for the protection of minors

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Publications

Why allowing profile name reuse is a bad idea

Author(s): Enrico Mariconti, Jeremiah Onaolapo, Syed Sharique Ahmad, Nicolas Nikiforou, Manuel Egele, Nick Nikiforakis, Gianluca Stringhini
Published in: Proceedings of the 9th European Workshop on System Security - EuroSec '16, 2016, Page(s) 1-6, ISBN 9781-450342957
Publisher: ACM Press
DOI: 10.1145/2905760.2905762

Cybersafety in Modern Online Social Networks

Author(s): Jeremy Blackburn; Emiliano De Cristofaro; Michael Sirivianos; Thorsten Strufe
Published in: 2017
Publisher: Dagstuhl
DOI: 10.5281/zenodo.1146597

Smart Cities at Risk! - Privacy and Security Borderlines from Social Networking in Cities

Author(s): Vaia Moustaka, Zenonas Theodosiou, Athena Vakali, Anastasis Kounoudes
Published in: Companion of the The Web Conference 2018 on The Web Conference 2018 - WWW '18, 2018, Page(s) 905-910, ISBN 9781-450356404
Publisher: WWW18
DOI: 10.1145/3184558.3191516

"""You Know What to Do"": Proactive Detection of YouTube Videos Targeted by Coordinated Hate Attacks"

Author(s): Enrico Mariconti, Guillermo Suarez-Tangil, Jeremy Blackburn, Emiliano De Cristofaro, Nicolas Kourtellis, Ilias Leontiadis, Jordi Luque Serrano, Gianluca Stringhini
Published in: The 22nd ACM Conference on Computer-Supported Cooperative Work and Social Computing, 2018
Publisher: ACM CSCW 2019
DOI: 10.5281/zenodo.1479940

The Good, the Bad and the Bait: Detecting and Characterizing Clickbait on YouTube

Author(s): Savvas Zannettou, Sotirios Chatzis, Kostantinos Papadamou, Michael Sirivianos
Published in: 2018 IEEE Security and Privacy Workshops (SPW), 2018, Page(s) 63-69, ISBN 978-1-5386-8276-0
Publisher: IEEE
DOI: 10.1109/SPW.2018.00018

On the Origins of Memes by Means of Fringe Web Communities

Author(s): Savvas Zannettou; Tristan Caulfield; Jeremy Blackburn; Emiliano De Cristofaro; Michael Sirivianos; Gianluca Stringhini; Guillermo Suarez-Tangil
Published in: ACM Internet Measurement Conference 2018 (ACM IMC 2018), 2018
Publisher: ACMIMC'18
DOI: 10.5281/zenodo.1323551

A Unified Deep Learning Architecture for Abuse Detection

Author(s): Antigoni-Maria Founta, Despoina Chatzakou, Nicolas Kourtellis, Jeremy Blackburn, Athena Vakali, Ilias Leontiadis
Published in: 11th ACM Conference ​on Web Science, 2019
Publisher: ACM WebSci 2019
DOI: 10.5281/zenodo.1479934

Twitter Influencers or Cheated Buyers?

Author(s): Savvas Zinonos; Andreas Tsirtsis; Nicolas Tsapatsoulis
Published in: IEEE Cyber Science and Technology Congress, 2018, 2018
Publisher: IEEE
DOI: 10.5281/zenodo.1479946

Large Scale Crowdsourcing and Characterization of Twitter Abusive Behavior

Author(s): Antigoni-Maria Founta, Constantinos Djouvas, Despoina Chatzakou, Ilias Leontiadis, Jeremy Blackburn, Gianluca Stringhini, Athena Vakali, Michael Sirivianos, Nicolas Kourtellis
Published in: International AAAI Conference on Web and Social Media, 2018 (ICWSM18), 2018
Publisher: ICWSM
DOI: 10.5281/zenodo.1443348

What is Gab - A Bastion of Free Speech or an Alt-Right Echo Chamber

Author(s): Savvas Zannettou, Barry Bradlyn, Emiliano De Cristofaro, Haewoon Kwak, Michael Sirivianos, Gianluca Stringini, Jeremy Blackburn
Published in: Companion of the The Web Conference 2018 on The Web Conference 2018 - WWW '18, 2018, Page(s) 1007-1014, ISBN 9781-450356404
Publisher: ACM Press
DOI: 10.1145/3184558.3191531

Understanding Web Archiving Services and Their (Mis)Use on Social Media

Author(s): Savvas Zannettou, Jeremy Blackburn, Emiliano De Cristofaro, Michael Sirivianos, Gianluca Stringhini
Published in: THE 12TH INTERNATIONAL AAAI CONFERENCE ON WEB AND SOCIAL MEDIA (ICWSM-18), 2018
Publisher: ICWSM'18
DOI: 10.5281/zenodo.1479799

Disinformation Warfare: Understanding State-Sponsored Trolls on Twitter and Their Influence on the Web

Author(s): Savvas Zannettou, Tristan Caulfield, Emiliano De Cristofaro, Michael Sirivianos, Gianluca Stringhini, Jeremy Blackburn
Published in: CyberSafety 2019: The Fourth Workshop on Computational Methods in Online Misbehavior, 2019
Publisher: ACM
DOI: 10.5281/zenodo.1479784

LOBO - Evaluation of Generalization Deficiencies in Twitter Bot Classifiers

Author(s): "Juan Echeverrï#!a, Emiliano De Cristofaro, Nicolas Kourtellis, Ilias Leontiadis, Gianluca Stringhini, Shi Zhou"
Published in: Proceedings of the 34th Annual Computer Security Applications Conference on - ACSAC '18, 2018, Page(s) 137-146, ISBN 9781-450365697
Publisher: ACM Press
DOI: 10.1145/3274694.3274738

"""And We Will Fight For Our Race!"" A Measurement Study of Genetic Testing Conversations on Reddit and 4chan"

Author(s): Mittos, Alexandros; Zannettou, Savvas; Blackburn, Jeremy; De Cristofaro, Emiliano
Published in: The 13th International AAAI Conference on Web and Social Media, 21, 2019
Publisher: ICWSM-19
DOI: 10.5281/zenodo.2636602

Who Let The Trolls Out? Towards Understanding State-Sponsored Trolls

Author(s): Savvas Zannettou; Tristan Caulfield; William Setzer; Michael Sirivianos; Gianluca Stringhini; Jeremy Blackburn
Published in: 11th ACM Conference ​on Web Science, 3, 2019
Publisher: ACM WebSci 2019
DOI: 10.5281/zenodo.2558560

The central community of Twitter ego-networks as a means for fake influencer detection

Author(s): Nicolas Tsapatsoulis; Vasiliki Anastasopoulou; Klimis Ntalianis
Published in: The 4th IEEE Cyber Science and Technology Congress (CyberSciTech 2019), 19, 2019
Publisher: IEEE
DOI: 10.5281/zenodo.3237771

Cyberbullies in Twitter: A focused review

Author(s): Nicolas Tsapatsoulis; Vasiliki Anastasopoulou
Published in: 14th International Workshop On Semantic And Social Media Adaptation And Personalization (SMAP 2019), 11, 2019
Publisher: IEEE
DOI: 10.5281/zenodo.2657416

From Risk Factors to Detection and Intervention: A Metareview and Practical Proposal for Research on Cyberbullying

Author(s): Andri IOANNOU, Jeremy BLACKBURN, Gianluca STRINGHINI, Emiliano DE CHRISTOFARO, Nicolas KOURTELLIS, Michael SIRIVIANOS, Panayiotis ZAPHIRIS
Published in: IST-Africa 2017 Conference Proceedings, 2017
Publisher: IIMC International Information Management Corporation
DOI: 10.5281/zenodo.846283

"Measuring #GamerGate - A Tale of Hate, Sexism, and Bullying"

Author(s): Despoina Chatzakou, Nicolas Kourtellis, Jeremy Blackburn, Emiliano De Cristofaro, Gianluca Stringhini, Athena Vakali
Published in: Proceedings of the 26th International Conference on World Wide Web Companion - WWW '17 Companion, 2017, Page(s) 1285-1290, ISBN 9781-450349147
Publisher: WWW2017
DOI: 10.1145/3041021.3053890

Detecting Aggressors and Bullies on Twitter

Author(s): Despoina Chatzakou, Nicolas Kourtellis, Jeremy Blackburn, Emiliano De Cristofaro, Gianluca Stringhini, Athena Vakali
Published in: Proceedings of the 26th International Conference on World Wide Web Companion - WWW '17 Companion, 2017, Page(s) 767-768, ISBN 9781-450349147
Publisher: ACM Press
DOI: 10.1145/3041021.3054211

Early malicious activity discovery in microblogs by social bridges detection

Author(s): Antonia Gogoglou, Zenonas Theodosiou, Tasos Kounoudes, Athena Vakali, Yannis Manolopoulos
Published in: 2016 IEEE International Symposium on Signal Processing and Information Technology (ISSPIT), 2016, Page(s) 132-137, ISBN 978-1-5090-5844-0
Publisher: IEEE
DOI: 10.1109/ISSPIT.2016.7886022

"Hate is not Binary - Studying Abusive Behavior of #GamerGate on Twitter"

Author(s): Despoina Chatzakou, Nicolas Kourtellis, Jeremy Blackburn, Emiliano De Cristofaro, Gianluca Stringhini, Athena Vakali
Published in: Proceedings of the 28th ACM Conference on Hypertext and Social Media - HT '17, 2017, Page(s) 65-74, ISBN 9781-450347082
Publisher: ACM Press
DOI: 10.1145/3078714.3078721

Kek, Cucks, and God Emperor Trump: A Measurement Study of 4chan’s Politically Incorrect Forum and Its Effects on the Web

Author(s): Gabriel Emile Hine, Jeremiah Onaolapo, Emiliano De Cristofaro, Nicolas Kourtellis, Ilias Leontiadis, Riginos Samaras, Gianluca Stringhini, Jeremy Blackburn
Published in: Proceedings of the International Conference on Web and Social Media 2017 (ICWSM'17), 2017
Publisher: ICWSM'17
DOI: 10.5281/zenodo.841769

Cyber security risks for minors: A taxonomy and a software architecture

Author(s): Andreas Tsirtsis, Nicolas Tsapatsoulis, Makis Stamatelatos, Kwstantinos Papadamou, Michael Sirivianos
Published in: 2016 11th International Workshop on Semantic and Social Media Adaptation and Personalization (SMAP), 2016, Page(s) 93-99, ISBN 978-1-5090-5246-2
Publisher: IEEE
DOI: 10.1109/SMAP.2016.7753391

A multi-layer software architecture framework for adaptive real-time analytics

Author(s): Athena Vakali, Paschalis Korosoglou, Pavlos Daoglou
Published in: 2016 IEEE International Conference on Big Data (Big Data), 2016, Page(s) 2425-2430, ISBN 978-1-4673-9005-7
Publisher: IEEE
DOI: 10.1109/BigData.2016.7840878

On the detection of images containing child-pornographic material

Author(s): Emilios Yiallourou, Rafaella Demetriou, Andreas Lanitis
Published in: 2017 24th International Conference on Telecommunications (ICT), 2017, Page(s) 1-5, ISBN 978-1-5386-0643-8
Publisher: ICT2017
DOI: 10.1109/ICT.2017.7998260

Mean Birds - Detecting Aggression and Bullying on Twitter

Author(s): Despoina Chatzakou, Nicolas Kourtellis, Jeremy Blackburn, Emiliano De Cristofaro, Gianluca Stringhini, Athena Vakali
Published in: Proceedings of the 2017 ACM on Web Science Conference - WebSci '17, 2017, Page(s) 13-22, ISBN 9781-450348966
Publisher: Websci2017
DOI: 10.1145/3091478.3091487

What's in a Name? - Understanding Profile Name Reuse on Twitter

Author(s): Enrico Mariconti, Jeremiah Onaolapo, Syed Sharique Ahmad, Nicolas Nikiforou, Manuel Egele, Nick Nikiforakis, Gianluca Stringhini
Published in: Proceedings of the 26th International Conference on World Wide Web - WWW '17, 2017, Page(s) 1161-1170, ISBN 9781-450349130
Publisher: ACM Press
DOI: 10.1145/3038912.3052589

Characterizing the Use of Images in State-Sponsored Information Warfare Operations by Russian Trolls on Twitter

Author(s): Zannettou, Savvas; Caulfield, Tristan; Bradlyn, Barry; De Cristofaro, Emiliano; Stringhini, Gianluca; Blackburn, Jeremy
Published in: 14TH INTERNATIONAL CONFERENCE ON WEB AND SOCIAL MEDIA, 6, 2020
Publisher: ICWSM-2020
DOI: 10.5281/zenodo.3553582

Challenges in the Decentralised Web: The Mastodon Case

Author(s): Aravindh Raman; Sagar Joglekar; Emiliano De Cristofaro; Nishanth Sastry; Gareth Tyson
Published in: ACM Internet Measurement Conference 2019, 13, 2019
Publisher: IMC
DOI: 10.5281/zenodo.3407006

Class-based Prediction Errors to Detect Hate Speech with Out-of-vocabulary Words

Author(s): Joan Serra, Ilias Leontiadis, Dimitris Spathis, Gianluca Stringhini, Jeremy Blackburn, Athena Vakali
Published in: Annual Meeting of the Association for Computational Linguistics (ACL '17), Workshop on Abusive Language Online, 2017
Publisher: ACL17
DOI: 10.5281/zenodo.884044

Raiders of the Lost Kek: 3.5 Years of Augmented 4chan Posts from the Politically Incorrect Board

Author(s): Antonis Papasavva; Savvas Zannettou; Emiliano De Cristofaro; Gianluca Stringhini; Jeremy Blackburn
Published in: 14TH INTERNATIONAL CONFERENCE ON WEB AND SOCIAL MEDIA, 2020
Publisher: ICWSM -2020
DOI: 10.5281/zenodo.3738960

Disturbed YouTube for Kids: Characterizing and Detecting Inappropriate Videos Targeting Young Children

Author(s): Papadamou, Kostantinos; Papasavva, Antonis; Zannettou, Savvas; Blackburn, Jeremy; Kourtellis, Nicolas; Leontiadis, Ilias; Stringhini, Gianluca; Sirivianos, Michael
Published in: 14TH INTERNATIONAL CONFERENCE ON WEB AND SOCIAL MEDIA, 20, 2019
Publisher: ICWSM-2020
DOI: 10.5281/zenodo.3739061

The Web Centipede: Understanding How Web Communities Influence Each Other Through the Lens of Mainstream and Alternative News Sources

Author(s): Savvas Zannettou, Tristan Caulfield, Emiliano De Cristofaro, Nicolas Kourtellis, Ilias Leontiadis, Michael Sirivianos, Gianluca Stringhini, and Jeremy Blackburn
Published in: ACM Internet Measurement Conference 2017, 2017
Publisher: ACM IMC 2017
DOI: 10.5281/zenodo.844699

POISED: Spotting Twitter Spam Off the Beaten Paths

Author(s): Shirin Nilizadeh, Francois Labreche, Alireza Sedighian, Ali Zand, Jose Fernandez, Christopher Kruegel, Gianluca Stringhini, Giovanni Vigna
Published in: ACM Conference on Computer and Communications Security, 2017
Publisher: ACM CCS, 2017
DOI: 10.5281/zenodo.883969

From risk factors to detection and intervention: a practical proposal for future work on cyberbullying

Author(s): Andri Ioannou, Jeremy Blackburn, Gianluca Stringhini, Emiliano De Cristofaro, Nicolas Kourtellis, Michael Sirivianos
Published in: Behaviour & Information Technology, 37/3, 2018, Page(s) 258-266, ISSN 0144-929X
Publisher: Taylor & Francis
DOI: 10.1080/0144929X.2018.1432688

The Web of False Information: Rumors, Fake News, Hoaxes, Clickbait, and Various Other Shenanigans

Author(s): Savvas Zannettou, Michael Sirivianos, Jeremy Blackburn, Nicolas Kourtellis
Published in: Special Issue on Combating Digital Misinformation and Disinformation and On the Horizon, 2019, Page(s) Article No. 10, ISSN 1936-1955
Publisher: Association for Computing Machinary, Inc.
DOI: 10.5281/zenodo.1479936

Εnhancing social networking in smart cities: Privacy and security borderlines

Author(s): Vaia Moustaka, Zenonas Theodosiou, Athena Vakali, Anastasis Kounoudes, Leonidas G. Anthopoulos
Published in: Technological Forecasting and Social Change, 2018, ISSN 0040-1625
Publisher: Elsevier BV
DOI: 10.1016/j.techfore.2018.10.026

A Quantitative Approach to Understanding Online Antisemitism

Author(s): Joel Finkelstein; Savvas Zannettou; Barry Bradlyn; Jeremy Blackburn
Published in: 2018
Publisher: arXiv
DOI: 10.5281/zenodo.1479948

A Self-Attentive Emotion Recognition Network

Author(s): Harris Partaourides; Kostantinos Papadamou; Nicolas Kourtellis; Ilias Leontiadis; Sotirios Chatzis
Published in: 21, 2019
Publisher: Arxiv
DOI: 10.5281/zenodo.3236348

Detecting Cyberbullying and Cyberaggression in Social Media

Author(s): Despoina Chatzakou, Ilias Leontiadis, Jeremy Blackburn, Emiliano De Cristofaro, Gianluca Stringhini, Athena Vakali, Nicolas Kourtellis
Published in: ACM Transactions on the Web (TWEB), 2019
Publisher: ACM TWEB
DOI: 10.5281/zenodo.3350164

Multiple-Identity Image Attacks Against Face-based Identity Verification

Author(s): Jerone T. A. Andrews, Thomas Tanay, and Lewis D. Griffin
Published in: 2019
Publisher: arXiv
DOI: 10.5281/zenodo.3350946

Angry Birds Flock Together: Aggression Propagation on Social Media

Author(s): Chrysoula Terizi; Despoina Chatzakou; Evaggelia Pitoura; Panayiotis Tsaparas; Nicolas Kourtellis
Published in: 22, 2020
Publisher: arXiv
DOI: 10.5281/zenodo.3692844

E-safety in Web 2.0 Learning Environments: A Research Synthesis and Implications for Researchers and Practitioners

Author(s): Antigoni Parmaxi, Kostantinos Papadamou, Michael Sirivianos, Makis Stamatelatos
Published in: Learning and Collaboration Technologies. Novel Learning Ecosystems, 2016, Page(s) 249-261
Publisher: Springer International Publishing
DOI: 10.1007/978-3-319-58509-3_20