75% of Cybercime initiated by email .
Used with perimeter solution to protect email.

SPF : Describes a set of servers that are allowed to send email from your domain .
DKIM: A signing technology that allows recipients to check if the email has been intercepted and tampered with.
DMARC: which stands for “Domain-based Message Authentication, Reporting & Conformance”, is an email authentication, policy, and reporting protocol.