Protection against email phishing (DMARC, DKIM and SPF)
Why
- "Why you should be doing DMARC" by GOV.uk
- "Why is DMARC important?" by DMARC.org
Usage statistics
- .nl statistics on DMARC by SIDN Labs
- DMARC adoption stats worldwide by DMARC.org
Background information
- How-to on DMARC, DKIM and SPF by Dutch Internet Standards Platform
- FAQ on e-mail security standards by SIDN
- DMARC.org, OpenSPF.org (archive), and DKIM Core
- DKIM Key Rotation Best Common Practices by M3AAWG
- Protecting Parked Domains Best Common Practices by M3AAWG
- Email Authentication Recommended Best Practices by M3AAWG