In this work we present a characterization of spam on Twitter. We find that 8% of 25 million URLs posted to the site point to phishing, malware, and scams listed on popular blackl...
Chris Grier, Kurt Thomas, Vern Paxson, Michael Zha...
We carry out attacks using Internet services that aim to keep telephone devices busy, hindering legitimate callers from gaining access. We use the term DIAL (Digitally Initiated A...
Alexandros Kapravelos, Iasonas Polakis, Elias Atha...
Abstract. In this paper we describe a novel concept for reliability analysis of communication architectures in safety-critical systems. This concept has been motivated by applicati...
- The advanced metering infrastructure (AMI) is revolutionizing electrical grids. Intelligent AMI "smart meters" report real time usage data that enables efficient energy...
Stephen E. McLaughlin, Dmitry Podkuiko, Sergei Mia...
Many financial institutions have deployed CAPTCHAs to protect their services (e.g., e-banking) from automated attacks. In addition to CAPTCHAs for login, CAPTCHAs are also used to...
Shujun Li, S. Amier Haider Shah, M. Asad Usman Kha...