RFC 4987 · INFORMATIONAL · 2007

TCP SYN Flooding Attacks and Common Mitigations

Overview

RFC 4987, “TCP SYN Flooding Attacks and Common Mitigations”, is an Informational document published in August 2007 by W. Eddy. The canonical text is published by the RFC Editor.

Abstract

This document describes TCP SYN flooding attacks, which have been well-known to the community for several years. Various countermeasures against these attacks, and the trade-offs of each, are described. This document archives explanations of the attack and common defense techniques for the benefit of TCP implementers and administrators of TCP servers or networks, but does not make any standards-level recommendations. This memo provides information for the Internet community.

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

What “Informational” means

Published for the general information of the community. It does not define an IETF standard and carries no standards-track status.

Read this RFC

The canonical text of RFC 4987 is hosted at rfc-editor.org. Available in TXT,HTML.

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