Ransomware attacks have emerged as a major cyber-security threat wherein user data is
encrypted upon system infection. Latest Ransomware strands using advanced obfuscation …

The use of online social networks, such as Facebook and Twitter, has grown at a
phenomenal rate. These platforms offer services that support interactions via messaging …

Most previous analysis of Twitter user behavior has focused on individual information
cascades and the social followers graph, in which the nodes for two users are connected if …

Online Social Networks (OSNs) incorporate different forms of interactive communication,
including microblogging services, multimedia sharing, business networking, and so on. They …

Despite their tremendous success, centrally controlled cloud-based Online Social Networks
(OSNs) have inherent issues related to user privacy and control. These issues have …

Online social networks (OSNs) suffer from various security and privacy problems. The main
source of the security problems is the central service provider that observes users' data and …

Today's microblogging services such as Twitter have long outgrown their initial designs as
SMS-based social networks. Instead, a massive and steadily-growing user population of …

This paper proposes a new microblogging architecture based on peer-to-peer networks
overlays. The proposed platform is comprised of three mostly independent overlay networks …

Twitter is one of the most popular applications in the current Internet with more than 500 M
registered users across the world. In this paper, we conduct a comprehensive analysis to …

Online microblogging services, as exemplified by Twitter, have become immensely popular
during the latest years. However, current microblogging systems severely suffer from …