Web transactions may be complex, composed of several sub-transactions accessing different resources including legacy systems. They may also have complex semantics. To deal with co...
Current Denial-of-Service (DoS) attacks are directed towards a specific victim. The research community has devised several countermeasures that protect victim hosts against undesir...
Electronic authentication with a portable device such as a smart card has been receiving increasing attention. An explosion of papers argues security on such kind of authenticatio...
Security in wireless sensor networks is currently provided exclusively through symmetric key cryptography. In this paper we show that special purpose ultra-low power hardware impl...
For nearest neighbor search, a user queries a server for nearby points of interest (POIs) with his/her location information. Our aim is to protect the user’s sensitive informatio...