One of the major vectors for spear phishing attacks that we often see is email spoofing – the impersonation of someone inside of your company through the use of a rewritten “From:” mail header.
Sender Protection Framework, or SPF, is the most logical starting point. In this quick guide, we’ll cover how to set it up and use it, as well as where its limitations are.
Find out :
- What SPF is,
- How SPF helps, and
- Actionable next steps
