With an increasing number of devices that must be managed, the scalability of network and service management is a real challenge. A similar challenge seems to be solved by botnets ...
A secure group signature is required to be anonymous, that is, given two group signatures generated by two different members on the same message or two group signatures generated ...
We consider the problem of securely computing the Greater Than (GT) predicate and its generalization – securely determining membership in a union of intervals. We approach these ...
Electronic Transactions over the Internet, particularly using the World Wide Web have become an integral part of economic life. Recently also the public sector has started to use ...
Hypermedia systems (whether web sites or not) should support multilevel policiesm, offering different views and manipulation abilities of the same information to users with differ...