47 citations · 131 across the 4 of their papers we have counts for
4 papers
An HMM-based behavior modeling approach for continuous mobile authentication
Aditi Roy, Tzipora Halevi, Nasir Memon
This paper studies continuous authentication for touch interface based mobile devices. A Hidden Markov Model (HMM) based behavioral template training approach is presented, which d…
An HMM-based Multi-sensor Approach for Continuous Mobile Authentication
Aditi Roy, Tzipora Halevi, Nasir Memon
With the increased popularity of smart phones, there is a greater need to have a robust authentication mechanism that handles various security threats and privacy leakages effectiv…
Phishing, Personality Traits and Facebook
Tzipora Halevi, Jim Lewis, Nasir Memon
Phishing attacks have become an increasing threat to online users. Recent research has begun to focus on the factors that cause people to respond to them. Our study examines the co…
Using HB Family of Protocols for Privacy-Preserving Authentication of RFID Tags in a Population
Tzipora Halevi, Nitesh Saxena, Shai Halevi
In this paper, we propose an HB-like protocol for privacy-preserving authentication of RFID tags, whereby a tag can remain anonymous and untraceable to an adversary during the auth…