The use of online social networks, such as Facebook and Twitter, has grown at a
phenomenal rate. These platforms offer services that support interactions via messaging …

In this paper we present a study of the workload of the InterPlanetary File System (IPFS), a
decentralized file system which is a key enabler of Web3. Our study focuses on the access …

Traffic accidents have become a major issue for researchers, academia, government and
vehicle manufacturers over the last few years. Many accidents and emergency situations …

Decentralizing the Web is becoming an increasingly interesting endeavor that aims at
improving user security and privacy as well as providing guaranteed ownership of content …

During a disaster, it is important to exchange information such as the magnitude of the
disaster and safety confirmation. However, the communication infrastructure, such as a …

One envisioned distinctive feature of smart cities is the interconnection among mobile users
and vehicles, to support the fulfillment of location-based services. This can be obtained with …

This book reports on a novel concept of mechanism transitions for the design of highly
scalable and adaptive publish/subscribe systems. First, it introduces relevant mechanisms …

For smart traffic scenarios, communication between traffic participants is of high importance.
Classical approaches (eg for information about congestions) employ a server-based …

Existing peer-to-peer (p2p) overlays for location-based services suffer from two major
drawbacks:(i) they do not store data persistently under peer churn and (ii) they do not allow …

In the past decades, various concepts of peer-to-peer (P2P) systems have been realized in
desktop applications for stationary PCs. Last recent years show that computers have …