DomainKeys Identified Mail (DKIM), SenderID, Sender Policy Framework (SPF), Feedback loops (FBL), CSS, SpamAssassin (SA), MIME, SMTP, Smart Network Data Services (SNDS), Junk e-Mail Reporting Program (JMR), e molto altro.
DomainKeys Identified Mail (DKIM), SenderID, Sender Policy Framework (SPF), Feedback loops (FBL), CSS, SpamAssassin (SA), MIME, SMTP, Smart Network Data Services (SNDS), Junk e-Mail Reporting Program (JMR), e molto altro.