DMARC (Domain-based Message Authentication, Reporting & Conformance) is an email authentication, policy, and reporting protocol. It builds on the widely deployed SPF and DKIM protocols, adding linkage to the author ("From:") domain name, published policies for recipient handling of authentication…

DKIM is an email authentication method designed to detect forged sender addresses in emails. When signing outgoing messages with DKIM, recipients can verify a respective message is from the sender it claims to be from and that the content of…

SPF (Sender Policy Framework) is used to restrict which mail servers are allowed to send email for your domain name. This framework is designed to detect and block email spoofing by providing a mechanism to allow receiving mail exchangers to…

Instead of routing all outbound messages directly to the Internet, you should route your organization's outbound mail through the SpamBull spam filter, which scans outbound mail for spam and malware. Note: Ensure that you create an outgoing user before going…

Create an outgoing user so you can send emails through the SpamBull spam filter. There are three authentication options: IP authenticationUser authenticationDomain authentication 1. Sign in to the SpamBull admin center. 2. Navigate to the domain you added (see Add…

Update the MX records in your domain provider's DNS settings to route incoming emails for your domain through SpamBull email filtering. Update MX records 1. Sign in to the domain's public DNS. 2. Remove all existing MX records. Note: Removal…

Before you can use incoming and outgoing filtering, you have to add the domain to the SpamBull spam filter. 1. Sign in to the SpamBull admin center. 2. Click on General > Add domain. 3. Enter your fully qualified domain…