This paper tackles a major privacy threat in current location-based services where users have to report their exact locations to the database server in order to obtain their desir...
– Ad hoc m-commerce is an emerging way of conducting online trading wirelessly within dynamic network communities. However, participants in such systems are vulnerable to attacks...
An active XML (AXML) document contains tags representing calls to Web services. Therefore, retrieving its contents consists in materializing its data elements by invoking the embe...
Analyzing interactions among peers that interact via messages is a crucial problem due to increasingly distributed nature of current software systems, especially the ones built us...
Fairly exchanging digital content is an everyday problem. It has been shown that fair exchange cannot be done without a trusted third party (called the Arbiter). Yet, even with a ...