Jonna Partanen

Learn More
The Java Development Kit (JDK) has included the concepts of cryptographic keys, signatures and certificates since version 1.0, and they have been improved and extended in JDK 1.2. However, the certificate interfaces still only cover identity certificates. As more and more security software makes use of authorization certificates, we feel that the concept of(More)
In a distributed system, dynamically dividing execution between nodes is essential for service robustness. However, when all of the nodes cannot be equally trusted, and when some users are more honest than others, controlling where code may be executed and by whom resources may be consumed is a nontrivial problem. In this paper we describe a generic(More)
  • 1