There is generally no a priori trust relationship among entities interacting in pervasive computing environments which makes it necessary to establish trust from scratch. This tas...
A coupon represents the right to claim some service which is typically offered by vendors. In practice, issuing bundled multi-coupons is more efficient than issuing single coupons...
Peer-to-Peer (P2P) applications and services are very common in today’s computing. The popularity of the P2P paradigm prompts the need for specialized security services which ma...