The rising popularity of World Wide Web has brought portal solutions to a rapid development. More and more companies, agencies, departments have replaced or completed their Web si...
Recently, ubiquitous location-based services (u-LBS) has been utilized in a variety of practical and mission-critical applications such as security services, personalization servic...
In ubiquitous computing, invisible devices and software are connected to one another to provide convenient services to users [1][2]. Users hope to obtain a personalized service wh...
The proliferation of IEEE 802.11-based wireless LANs opens up avenues for creation of several tetherless and mobility oriented services. Most of these services, like voice over WL...
- The number of different identities and credentials used for authentication towards services on the Internet has increased beyond the manageable. Still, the most common authentica...