BGP ORIGIN Attribute Manipulation and Its Impact on the Internet

·2026.07.25 02:25

Key point

Transit providers' manipulation of the BGP ORIGIN attribute to gain traffic advantages is affecting 70% of internet routes.

Details

In-depth testing revealed that cases of Transit Providers rewriting the BGP ORIGIN attribute to gain traffic advantages account for roughly 70% of all BGP routes.

This practice undermines the reliability of internet route selection, and researchers propose deprecating the ORIGIN attribute in the route selection process.

bgp network-security internet-routing transit-provider

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