— Virtual Private Networks (VPN) provide a secure and reliable communication between customer sites over a shared network. Two models were proposed for the service provisioning i...
Voice over IP (VoIP) and Instant Messaging (IM) systems to date have either followed a client-server model or have required the use of clients that do not follow any VoIP or IM st...
Abstract. This paper presents a very simple and efficient adaptivelysound perfect NIZK argument system for any NP-language. In contrast to recently proposed schemes by Groth, Ostro...
Hash tables are fundamental data structures that optimally answer membership queries. Suppose a client stores n elements in a hash table that is outsourced at a remote server so t...
Indoor navigation highly depends on context and requires flexible data structures to support the many use cases and configurations. For example, an indoor navigation system must c...