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RFC 6647

"Email Greylisting: An Applicability Statement for SMTP", June 2012

Canonical URL:
http://www.rfc-editor.org/rfc/rfc6647.txt
This document is also available in this non-normative format: PDF.
Status:
PROPOSED STANDARD
Authors:
M. Kucherawy
D. Crocker
Stream:
IETF
Source:
appsawg (app)

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Abstract

This document describes the art of email greylisting, the practice of providing temporarily degraded service to unknown email clients as an anti-abuse mechanism. Greylisting is an established mechanism deemed essential to the repertoire of current anti-abuse email filtering systems. [STANDARDS-TRACK]


For the definition of Status, see RFC 2026.

For the definition of Stream, see RFC 4844.


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