Chapter 14. Security
Security is a fundamental issue for P2P overlays because peers reside in different domains without enforcement of mutual trust. In addition, existing mechanisms for enabling trust use server infrastructure, whereas P2P overlays seek a distributed mechanism. In addition to conventional security issues, P2P overlays have some specific security risks, including large-scale impersonation attacks, use as a distributed DOS platform, and file pollution. This chapter surveys and classifies the security issues and presents techniques for addressing them. The chapter concludes with case studies on security in Groove, a P2P groupware application, and pollution in P2P file-sharing systems.
Introduction
Security is an essential requirement ...
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