> On Oct 3, 2009, at 2:02 PM, Bill Oxley wrote: > >> I would like cox.com to sign on behalf of a >> customer a.com to z.com so a checker would lookup
>> a.com and see that the cox.com is the authorized >> signer on behalf of z.com Steve Atkins responded: > If a receiver receives an email with a selector of foo.cox and > a signing domain of z.com then the existence of a DNS record > like... > > cox._domainkey.z.com NS dkim.cox.com > > ... tells the recipient that cox.com is one of the authorized signers > for z.com, and that this particular message was signed by cox.com > on behalf of z.com. > > If you wanted to make it more explicit that the signing was being > done by Cox there are several ways you could do it - my first > thought would be to add Signed-on-behalf-of: header that was > covered by the DKIM signature. How is a.com involved in this solution? -- _______________________________________________ NOTE WELL: This list operates according to http://mipassoc.org/dkim/ietf-list-rules.html
