RFC 5293 · PROPOSED STANDARD · 2008
SUN · 14 JUN 2026
Sieve Email Filtering: Editheader Extension
Overview
RFC 5293, “Sieve Email Filtering: Editheader Extension”, is a Proposed Standard document published in August 2008 by J. Degener, P. Guenther. The canonical text is published by the RFC Editor.
Abstract
This document defines two new actions for the "Sieve" email filtering language that add and delete email header fields. [STANDARDS-TRACK]
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 5293 is hosted at rfc-editor.org. Available in TXT,HTML.
Other RFCs from 2008
- RFC 5292 Address-Prefix-Based Outbound Route Filter for BGP-4
- RFC 5294 Host Threats to Protocol Independent Multicast
- RFC 5291 Outbound Route Filtering Capability for BGP-4
- RFC 5295 Specification for the Derivation of Root Keys from an Extended Master Session Key
- RFC 5290 Comments on the Usefulness of Simple Best-Effort Traffic
- RFC 5296 EAP Extensions for EAP Re-authentication Protocol
- RFC 5289 TLS Elliptic Curve Cipher Suites with SHA-256/384 and AES Galois Counter Mode
- RFC 5297 Synthetic Initialization Vector Authenticated Encryption Using the Advanced Encryption Standard