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

Deliverables

Software modules integration.

Dissemination, commercialization and IP protection activities (b)

Second phase of dissemination, commercialization and IP protection activities

Software libraries built on Graphos.ml using data mining for the detection of aggressive or distressed behaviors in OSNs
Report on user and societal aspects, and on usability of security and privacy OSN systems
Dissemination, commercialization and IP protection activities (a)

First phase of dissemination, commercialization and IP protection activities

Initial testing and evaluation
Development of accurate and sophisticated sentiment analysis approaches
System requirements and software architecture (a)

System requirements and software architecture intermediate report

System requirements and software architecture (b)

System requirements and software architecture final report

Software libraries built on Graphos.ml for detection of fake activity in large scale OSNs

Software libraries built on Graphos.ml for detection of fake activity in large scale OSNs.

Development of automated techniques to detect early indications of malicious behavior of social network users
Security- and privacy-driven user interface design guidelines

Pilots and testing results.
Implementation of browser add-on that detects false information and fake identities in OSN
Implementation of browser add-on for content detection and protection

Implementation of browser add-on for content detection and protection.

Development of content protection techniques that use steganography, encryption and watermarking

Development of content protection techniques that use steganography, encryption and watermarking.

Implementation of browser add-on that detects distressed or aggressively behaving users.
Design and implementation of in-browser content analysis filter

Design and implementation of in-browser content analysis filter.

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, Issue 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, Issue 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), Issue 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), Issue 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, Issue 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, Issue 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, Issue 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, Issue 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: Issue 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: Issue 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

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