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Research: Are We There Yet? RPKI Deployment Considered

The Resource Public Key Infrastructure (RPKI) system is designed to prevent hijacking of routes at their origin AS. If you don’t know how this system works (and it is likely you don’t, because there are only a few deployments in the world), you can review the way the system works by reading through this post here on rule11.tech.

Gilad, Yossi & Cohen, Avichai & Herzberg, Amir & Schapira, Michael & Shulman, Haya. (2017). Are We There Yet? On RPKI’s Deployment and Security. 10.14722/ndss.2017.23123.

The paper under review today examines how widely Route Origin Validation (ROV) based on the RPKI system has been deployed. The authors began by determining which Autonomous Systems (AS’) are definitely not deploying route origin validation. They did this by comparing the routes in the global RPKI database, which is synchronized among all the AS’ deploying the RPKI, to the routes in the global Default Free Zone (DFZ), as seen from 44 different route servers located throughout the world. In comparing these two, they found a set of routes which the RPKI system indicated should be originated from one AS, but were actually being originated from another AS in the default free zone.

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