Understanding the Challenges in Securing Internet Routing

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Executive Summary

The Internet routing system plays an essential role of glueing together tens of thousands of individual networks to create a global data delivery substrate. Over the years many efforts have been devoted to securing the routing system and a plethora of solutions have been proposed. Yet none of the solutions has seen wide adoption in the operational Internet and the routing system security remains a serious concern. This paper articulates the fundamental challenges in rolling out new security solutions to the global routing system by categorizing the various proposed solutions into a few classes and identifying the difficulties and remaining issues in deploying each class of solutions.

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