When money moves between banks across borders, it typically does not travel directly from one institution to another.

Abstract: Opportunistic Mobile Social Networks (OMSNs) represent a unique class of Delay-Tolerant Networks (DTNs) comprised of mobile nodes equipped with communication devices. Data transmission ...

Abstract: Due to the unavailability of quantum repeaters, end-to-end secret keys need to be relayed in a hop-by-hop manner using so called trusted nodes in long-distance QKD networks. Therefore, a ...