Beyond Origin Validation: Four Classes of Routing Attack Nobody Is Validating

Antonio Prado — 21 Jul 2026

Based in ITALY

8 min read

21 Jul 2026

RPKI has made real progress against prefix hijacking. But when you map every known class of BGP attack against the defences that exist, four of them turn out to sit entirely outside cryptographic validation: handled with local filters, static thresholds and reactive response.

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The RIPE Labs Article Competition - RIPE 93

Open until 2 September 2026

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From the Archives

SCION - A Novel Internet Architecture

David Hausheer

• 17 May 2021
• 18 min read

At RIPE 81, a group of enthusiastic researchers and practitioners from industry and academia discussed with the RIPE community what role RIRs and LIRs could take on in the SCION next-generation Internet architecture. More than 80 BoF participants discussed this question, wanting to learn more about…
Article tags:
- ripe
- events
- routing
- research
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So Long Last /8 and Thanks For All the Allocations

Rene Wilhelm

• 18 Apr 2018
• 12 min read

On 17 April 2018, we allocated the last available block of 1,024 addresses in 185/8 - the last /8 we received from IANA back in 2011. This article looks at how this address space was allocated and how it is used today. It's important to keep in mind that while 185/8 is finished, we still have aroun…
Article tags:
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