

Changes in Implementation Requirements from RFC 4408. Delivering Mail Producing a "Fail" Result. SPF-Authorized Email May Contain Other False Identities. SPF Results in the Authentication-Results Header Field. RFC 7208 Sender Policy Framework (SPF) April 2014 9. RFC 7208 Sender Policy Framework (SPF) April 2014 2.6.5. It for publication as an RFC or to translate it into languages otherġ. Not be created outside the IETF Standards Process, except to format Outside the IETF Standards Process, and derivative works of it may The copyright in such materials, this document may not be modified

Without obtaining an adequate license from the person(s) controlling Modifications of such material outside the IETF Standards Process. Material may not have granted the IETF Trust the right to allow

The person(s) controlling the copyright in some of this This document may contain material from IETF Documents or IETFĬontributions published or made publicly available before Novemberġ0, 2008. The Trust Legal Provisions and are provided without warranty as Include Simplified BSD License text as described in Section 4.e of

Code Components extracted from this document must Please review these documentsĬarefully, as they describe your rights and restrictions with respect This document is subject to BCP 78 and the IETF Trust's Legal RFC 7208 Sender Policy Framework (SPF) April 2014Ĭopyright (c) 2014 IETF Trust and the persons identified as the Information about the current status of this document, any errata,Īnd how to provide feedback on it may be obtained at Internet Standards is available in Section 2 of RFC 5741. Internet Engineering Steering Group (IESG). Received public review and has been approved for publication by the It represents the consensus of the IETF community. This document is a product of the Internet Engineering Task Force This is an Internet Standards Track document. Management Domains (ADMDs) can explicitly authorize the hosts thatĪre allowed to use their domain names, and a receiving host can check The Sender Policy Framework (SPF) protocol, whereby ADministrative Host can use as the "MAIL FROM" of a message or the domain given on Particular, existing protocols place no restriction on what a sending Sender Policy Framework (SPF) for Authorizing Use of Domains in Email, Version 1Įmail on the Internet can be forged in a number of ways. Request for Comments: 7208 Kitterman Technical Services Internet Engineering Task Force (IETF) S.
