Glossary: Security Monitoring and Automation
Authentication-Results
Also written: Authentication-Results:
An email header your own mail server adds on arrival, giving the results of its SPF, DKIM and DMARC checks. On Jo's fake invoice it showed spf=fail and dmarc=fail.
Where the book teaches it
Related terms
SPF (Sender Policy Framework)DKIM (DomainKeys Identified Mail)DMARC (Domain-based Message Authentication, Reporting and Conformance)email headers