16 citations · 25 across the 7 of their papers we have counts for
8 papers
Application of AI-based Models for Online Fraud Detection and Analysis
Antonis Papasavva, Shane Johnson, Ed Lowther +4
Fraud is a prevalent offence that extends beyond financial loss, causing psychological and physical harm to victims. The advancements in online communication technologies alowed fo…
Waiting for Q: An Exploration of QAnon Users' Online Migration to Poal in the Wake of Voat's Demise
Antonis Papasavva, Enrico Mariconti
Online communities are groups of people who interact primarily via the Internet, often sharing common interests. Some of these groups, particularly supporters of Q who created the…
"I Can't Keep It Up." A Dataset from the Defunct Voat.co News Aggregator
Amin Mekacher, Antonis Papasavva
Voat.co was a news aggregator website that shut down on December 25, 2020. The site had a troubled history and was known for hosting various banned subreddits. This paper presents…
The Gospel According to Q: Understanding the QAnon Conspiracy from the Perspective of Canonical Information
Antonis Papasavva, Max Aliapoulios, Cameron Ballard +4
The QAnon conspiracy theory claims that a cabal of (literally) blood-thirsty politicians and media personalities are engaged in a war to destroy society. By interpreting cryptic "d…
"Is it a Qoincidence?": An Exploratory Study of QAnon on Voat
Antonis Papasavva, Jeremy Blackburn, Gianluca Stringhini +2
Online fringe communities offer fertile grounds for users seeking and sharing ideas fueling suspicion of mainstream news and conspiracy theories. Among these, the QAnon conspiracy…
A Privacy-Preserving Architecture for the Protection of Adolescents in Online Social Networks
Markos Charalambous, Petros Papagiannis, Antonis Papasavva +8
Online social networks (OSN) constitute an integral part of people's every day social activity. Specifically, mainstream OSNs such as Twitter, YouTube, and Facebook are especially…
Raiders of the Lost Kek: 3.5 Years of Augmented 4chan Posts from the Politically Incorrect Board
Antonis Papasavva, Savvas Zannettou, Emiliano De Cristofaro +2
This paper presents a dataset with over 3.3M threads and 134.5M posts from the Politically Incorrect board (/pol/) of the imageboard forum 4chan, posted over a period of almost 3.5…
Disturbed YouTube for Kids: Characterizing and Detecting Inappropriate Videos Targeting Young Children
Kostantinos Papadamou, Antonis Papasavva, Savvas Zannettou +5
A large number of the most-subscribed YouTube channels target children of a very young age. Hundreds of toddler-oriented channels on YouTube feature inoffensive, well-produced, and…