Filtering Strategies

There are various strategies for 'filtering' good and bad e-mail(ers). We will discuss some of these here

Table of Contents

SPF Sender Policy Framework

DKIM DomainKeys Identified Mail

DMARC Domain-based Message Authentication, Reporting, and Conformance

DNS Record

&91;Ref: Record Syntax]

Create a DNS TXT record similar to the below

"v=spf1 include:_spf.aswigsolutions.com -all" 

Keys

Generate

Reference Resources

DKIM

SPF