4 ms·
Well sure, but DKIM can sign the sender so it can do the SPF work connected with an envelope spoofing filter. Still, my idea was that a spammer who can put a va
by mbq 12y ago
Well sure, but DKIM can sign the sender so it can do the SPF work connected with an envelope spoofing filter. Still, my idea was that a spammer who can put a valid DKIM signature won't likely have any problems with SPF.