RFC 8019 · PROPOSED STANDARD · 2016

Protecting Internet Key Exchange Protocol Version 2 Implementations from Distributed Denial-of-Service Attacks

Overview

RFC 8019, “Protecting Internet Key Exchange Protocol Version 2 Implementations from Distributed Denial-of-Service Attacks”, is a Proposed Standard document published in November 2016 by Y. Nir, V. Smyslov. The canonical text is published by the RFC Editor.

Abstract

This document recommends implementation and configuration best practices for Internet Key Exchange Protocol version 2 (IKEv2) Responders, to allow them to resist Denial-of-Service and Distributed Denial-of-Service attacks. Additionally, the document introduces a new mechanism called "Client Puzzles" that helps accomplish this task.

Abstract as published in the RFC, via rfc-editor.org.

What “Proposed Standard” means

An entry-level standards-track specification: stable, peer-reviewed and a solid basis for implementation, though it may still evolve before becoming an Internet Standard.

Read this RFC

The canonical text of RFC 8019 is hosted at rfc-editor.org. Available in TXT,HTML.

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