Learn from the experts
Master email security with our comprehensive guides. Whether you're just getting started or implementing advanced protocols, we've got you covered.
Step-by-step guides
Practical tutorials that walk you through each configuration. Perfect for beginners.
Getting Started with Email Security
New to email authentication? Start here for a complete overview.
How to Set Up SPF
Step-by-step guide to creating your first SPF record.
Set Up DKIM on Google Workspace
Enable DKIM signing for Gmail and Google Workspace.
Set Up DKIM on Microsoft 365
Configure DKIM for Exchange Online and Outlook.
Rolling Out DMARC Safely
Deploy DMARC without breaking your email. From p=none to p=reject.
Setting Up MTA-STS
Host an MTA-STS policy to enforce TLS for inbound mail.
DANE on Microsoft 365
Enable DANE for Exchange Online with PowerShell.
Enable DNSSEC with Cloudflare
Secure your DNS with one-click DNSSEC on Cloudflare.
Core concepts
Deep-dive into the technical fundamentals. Reference material for when you need to understand the "why" behind each protocol.
Email Deliverability
Understand what affects whether your emails reach the inbox
TLS & Encryption
How email encryption protects messages in transit
SPF (Sender Policy Framework)
Authorize which servers can send email for your domain
DKIM (DomainKeys)
Cryptographically sign your emails to prove authenticity
DMARC
Tie SPF and DKIM together with policy enforcement
Understanding DMARC Reports
Make sense of aggregate and forensic report data
BIMI
Display your brand logo in recipient email inboxes
MTA-STS
Enforce TLS encryption for incoming email
DANE & TLSA
Cryptographically verify mail server certificates via DNS
DNSSEC
Secure your DNS with cryptographic signatures
Recommended learning path
New to email security? Follow this path to build a solid foundation.
Ready to put your knowledge into practice?
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