In mobile ad hoc networks, due to unreliable wireless media, host mobility and lack of
infrastructure, providing secure communications is a big challenge in this unique network …

While blockchain systems are quickly gaining popularity, front-running remains a major
obstacle to fair exchange. In this paper, we show how to apply identity-based encryption …

APSS, a proactive secret sharing (PSS) protocol for asynchronous systems, is explained and
proved correct. The protocol enables a set of secret shares to be periodically refreshed with …

We present a new verifiable secret redistribution protocol for threshold sharing schemes that
forms a key component of a proposed archival storage system. Our protocol supports …

Users are storing ever-increasing amounts of information digitally, driven by many factors
including government regulations and the public's desire to digitally record their personal …

Users are storing ever-increasing amounts of information digitally, driven by many factors
including government regulations and the public's desire to digitally record their personal …

Reputation systems provide an important basis for judging whether to interact with others in
a networked system. Designing such systems is especially interesting in decentralized …

Distributed Denial of Service (DDoS) attacks pose an increasing threat to the current
internet. The detection of such attacks plays an important role in maintaining the security of …

Sensitive electronic data may be required to remain confidential for long periods of time. Yet
encryption under a computationally secure cryptosystem cannot provide a guarantee of long …

Archival storage systems are designed for a write-once, read-maybe usage model which
places an emphasis on the long-term preservation of their data contents. In contrast to …