Deploying the trusted platform module (TPM) to increased fairness and trust in P2P file sharing servents

  • Authors:
  • Joerg Abendroth;Jean-Marc Seigneur

  • Affiliations:
  • Corporate Technology, Siemens AG, Munich, Germany;University of Geneva, Switzerland

  • Venue:
  • ISP'06 Proceedings of the 5th WSEAS International Conference on Information Security and Privacy
  • Year:
  • 2006

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Abstract

A number of P2P file sharing systems have tried to rate the level of contribution and participation of peers in order to avoid free-riding by selfish peers and increased performance and reliability of file sharing among all peers. However, the proposed software rating mechanisms (including the ones that use computational models of trust) are still flawed by the use of modified peer servent applications that bypass or trick the rating mechanism. In this paper, we propose to bind the peer servent application with the new hardware Trusted Platform Modules (TPM) that are going to be massively deployed. In doing so, it is not possible anymore to bypass or trick the computational trust and rating mechanisms associated with the peer servent application version and P2P file sharing can trustworthily use these mechanisms for increased reliability, fairness and performance. To validate our approach, we detail how the current specification of TPMs can be used in P2P file sharing to enforce trustworthy rating mechanisms.