Trust relationships in secure systems-a distributed authentication perspective

  title={Trust relationships in secure systems-a distributed authentication perspective},
  author={Raphael Yahalom and Birgit Klein and Thomas Beth},
  booktitle={IEEE Symposium on Security and Privacy},
The notion of trust is fundamental in inter-domain au-thentication protocols. The goal of this paper is to develop an eeective formalism for explicit expressions of trust relations between entities involved in authentica-tion protocols. Diierent relevant types of trust are iden-tiied and classiied. A formalism for expressing trust relations is presented along with an algorithm for deriving trust relations from recommendations. The advantages of that approach are demonstrated by analysing and… CONTINUE READING



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