— Ultra wide band (UWB) ad-hoc networks have attracted much research attention in recent years. This paper proposes and investigates a new distributed cooperative routing strateg...
The fair exchange problem is key to trading electronic items in systems of mutually untrusted parties. In modern variants of such systems, each party is equipped with a security mo...
Access control is the fundamental security service in ad hoc groups. It is needed not only to prevent unauthorized entities from joining the group, but also to bootstrap other secu...
the full version of the extended abstract which appears in Latincrypt '10 (august 8-11, 2010, Puebla, Mexico) M. Abdalla and P. Barreto Eds., Springer-Verlag, LNCS 6212, pages...
We study the problem of reliably searching for resources in untrusted peer-to-peer networks, where a significant portion of the participating network nodes may act maliciously to...