Nowadays, online social network are becoming more, more an integral part of our daily life.
Users often spend a large amount of time in their profile, updating their status, interacting …

Over the past several decades, the number of peopleusing online social networks for public
relations or sharingdocuments have increased significantly. This worldwide use ofsocial …

Emerging tools that ease sharing information in online social networks (OSNs) can cause
various privacy issues for users. Access control is the main security mechanism in OSNs …

Social Networks and other social media systems are an ever popular medium that allow
users to freely communicate and interact with their peers. Once a user shares a piece of …

Online Social Network (OSN) has become a popular and de facto portal for digital
information sharing. Preserving information privacy is indispensable in such applications, as …

Providing functionalities that allow online social network users to manage in a secure and
private way the publication of their information and/or resources is a relevant and far from …

Online social networks provide user relationships and increase information and resource
sharing between a large amount of users. Communications by social networks overtake the …

The sharing of personal and sensitive data has emerged as a popular activity over online
social network. The availability of this information obviously raises privacy and confidentiality …

An increasing number of people are sharing ever-greater amounts of private information,
making social networking sites a" personal data ecosystem". Such networks publish lengthy …

Online Social Networks are ubiquitous, bringing not only numerous new possibilities but
also big threats and challenges. Privacy is one of them. Most social networks today offer a …