An increasing number of documents in companies and other organizations are now only available electronically, and exist in several versions updated at different times. In order to...
We focus on the problem of distributing key updates in secure dynamic groups. Due to changes in group membership, the group controller needs to change and distribute the keys used...
Textual query languages based on Boolean logic are common amongst the search facilities of on-line information repositories. However, there is evidence to suggest that the syntact...
In the context of general-purpose processing, an increasing number of diverse functional units are added to cover a wide spectrum of applications. However, it is still possible to ...
Both semantic web applications and individuals are in need of knowledge infrastructures that can be used in dynamic and distributed environments where different autonomous entities...