EntityQ338605· pop 6· linked from 12 articlesSMTP AuthenticationSign in to saveextension of Internet protocolConnectionsInternet Engineering Task ForceEntityIP addressEntitydigital object identifierEntityelectronic spamEntityinternet service providerEntitySimple Mail Transfer ProtocolEntitycomputer wormEntityMD5EntityRequest for CommentsEntityIndiana UniversityEntityInternet Assigned Numbers AuthorityEntityemail clientEntityOAuthEntityJon PostelEntityDomainKeys Identified MailEntityHMACEntitySender Policy FrameworkEntitySpamAssassinEntitySimple Authentication and Security LayerEntityOpen mail relayEntityCategoriesComputer access control protocolsEmail authenticationInternet mail protocols