A Near Real-time Detection System for Suspicious URLs in Twitter Stream

WARNINGBIRD: A Near Real-time Detection System for Suspicious URLs in Twitter Stream ABSTRACT: Twitter is prone to malicious tweets containing URLs for spam, phishing, and malware distribution. Conventional Twitter spam detection schemes utilize account features such as the ratio of tweets containing URLs and the account creation date, or relation features in the Twitter graph. […]


SORT: A Self-Organizing Trust Model for Peer-to-Peer Systems

SORT: A Self-Organizing Trust Model for Peer-to-Peer Systems ABSTRACT: Open nature of peer-to-peer systems exposes them to malicious activity. Building trust relationships among peers can mitigate attacks of malicious peers. This paper presents distributed algorithms that enable a peer to reason about trustworthiness of other peers based on past interactions and recommendations. Peers create their […]