                                                           Email Authentication Parameters

   Created
           2009-01-30

   Last Updated
           2009-04-16

   This registry is also available in XML and plain text formats.

   Registries included below

     * Email Authentication Methods
     * Email Authentication Result Names

Email Authentication Methods

   Reference
           [RFC5451]

   Registration Procedures
           IETF Review

     Method    Defined  ptype              property                                                    value
   auth       [RFC4954] smtp   auth                             AUTH parameter of the SMTP MAIL command
   dkim       [RFC4871] header d                                value of signature "d" tag
                               i                                value of signature "i" tag
                               d                                value of signature "d" tag
                               from                             value of From header field after removing comments and local-part if not
   domainkeys [RFC4870] header                                  authenticated
                               sender                           value of Sender header field after removing comments and local-part if not
                                                                authenticated
   iprev      [RFC5451] policy iprev                            client IP address
   sender-id  [RFC4406] header name of header field used by PRA value of header field used by PRA after removing comments and parts not
                                                                authenticated
   spf        [RFC4408] smtp   mailfrom                         envelope sender after removing parts not authenticated
                               helo                             HELO/EHLO value

Email Authentication Result Names

   Reference
           [RFC5451]

   Registration Procedures
           IETF Review

     Code     Defined  Auth Method(s)    Meaning
                       dkim           section 2.4.1
                       domainkeys     section 2.4.1
   none      [RFC5451] spf            section 2.4.2
                       sender-id      section 2.4.2
                       auth           section 2.4.4
                       dkim           section 2.4.1
                       domainkeys     section 2.4.1
   pass      [RFC5451] spf            section 2.4.2
                       sender-id      section 2.4.2
                       iprev          section 2.4.3
                       auth           section 2.4.4
                       dkim           section 2.4.1
   fail      [RFC5451] domainkeys     section 2.4.1
                       iprev          section 2.4.3
                       auth           section 2.4.4
                       dkim           section 2.4.1
   policy    [RFC5451] domainkeys     section 2.4.1
                       spf            section 2.4.2
                       sender-id      section 2.4.2
                       dkim           section 2.4.1
   neutral   [RFC5451] domainkeys     section 2.4.1
                       spf            section 2.4.2
                       sender-id      section 2.4.2
                       dkim           section 2.4.1
                       domainkeys     section 2.4.1
   temperror [RFC5451] spf            section 2.4.2
                       sender-id      section 2.4.2
                       iprev          section 2.4.3
                       auth           section 2.4.4
                       dkim           section 2.4.1
                       domainkeys     section 2.4.1
   permerror [RFC5451] spf            section 2.4.2
                       sender-id      section 2.4.2
                       iprev          section 2.4.3
                       auth           section 2.4.4
   hardfail  [RFC5451] spf            section 2.4.2
                       sender-id      section 2.4.2
   softfail  [RFC5451] spf            section 2.4.2
                       sender-id      section 2.4.2
