Virtualization

On the Effects of Registrar-Level Intervention

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Executive Summary

Virtually all Internet scams make use of domain name resolution as a critical part of their execution (e.g., resolving a spam-advertised URL to its web site). Consequently, defenders have initiated a range of efforts to intervene within the DNS ecosystem to block such activity (e.g., by blacklisting "Known bad" domain names at the client). Recently, there has been a push for domain registrars to take a more active role in this conflict, and it is this class of intervention that is the focus of the paper.

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