DMARC (Domain-based Message Authentication, Reporting & Conformance) is a protocol that leverages SPF (Sender Policy Framework) and DKIM (DomainKeys Identified Mail) to determine the authenticity of an email, thereby reducing the potential for email-based threats such as phishing and spoofing.
An email validation system designed to prevent spam by verifying sender IP addresses.
SPAM Filter Software helps in distinguishing spam from ordinary email messages. It includes layers of filtering by ISPs, webmail services, and mail clients.
