Digital storage demand is growing with the increasing use of digital artifacts from media files to business documents. Regulatory frameworks ask for unaltered, durable storage of...
Claudius Stern, Philipp Adelt, Volker Krummel, Mar...
In hierarchical distributed systems, shared data access can be controlled by assigning user groups single cryptographic keys that allow high level users derive low level keys, but...
We propose a four-party password authenticated interdomain key exchange protocol which makes use of properties of identity-based cryptography and secret public keys. Being passwor...
In recent years a movement from distributed systems controlled by users to automatic, autonomous and self-configuring distributed systems is noticeable. Web services is one approa...
Elmar Zeeb, Andreas Bobek, Hendrik Bohn, Frank Gol...
This paper presents an architectural model for contextual-based delegation access control for pervasive computing, particularly access control mechanisms for ad hoc coalition scen...