During the last ten years, Online Social Networks (OSNs) have increased their popularity by becoming part of the real life of users. Despite their tremendous widespread, OSNs have introduced several privacy issues as a consequence of the nature of the …

Discovering Homophily in Online Social Networks Read more »

Decentralized Online Social Networks (DOSNs) have recently captured the interest of users because of the more control given to them over their shared contents. Indeed, most of the user privacy issues related to the centralized Online Social Network (OSN) services …

A Survey on Privacy in Decentralized Online Social Networks Read more »

The understanding of the user temporal behavior is a crucial aspect for all those systems that rely on user resources for daily operations, such as decentralized online social networks (DOSNs). Indeed, DOSNs exploit the devices of their users to take …

Predicting the availability of users’ devices in Decentralized Online Social Networks Read more »

1st International Workshop on Personal Analytics and Privacy (In conjunction with ECML PKDD 2017) In recent years, Online Social Networks (OSNs) have changed the way people connect and interact with each other. Indeed, most people have registered an account on …

Evaluating the impact of friends in predicting user’s availability in OSNs Read more »

Online Social Networks (OSNs) are the most popular applications in todays Internet and they have changed the way people interact with each other. Understanding the structural properties of OSNs and, in particular, how users behave when they connect to OSNs …

The impact of user’s availability on On-line Ego Networks: a Facebook analysis Read more »