RFC 4059 · INFORMATIONAL · 2005
SUN · 14 JUN 2026
Internet X.509 Public Key Infrastructure Warranty Certificate Extension
Overview
RFC 4059, “Internet X.509 Public Key Infrastructure Warranty Certificate Extension”, is an Informational document published in May 2005 by D. Linsenbardt, S. Pontius, A. Sturgeon. The canonical text is published by the RFC Editor.
Abstract
This document describes a certificate extension to explicitly state the warranty offered by a Certificate Authority (CA) for the certificate containing the extension. This memo provides information for the Internet community.
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 4059 is hosted at rfc-editor.org. Available in TXT,HTML.
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