Email Security
The authentication and abuse side of email: SPF, DKIM and DMARC, spoofing and phishing, spam traps and disposable addresses, and protecting your domain.
10 articles
What Is TLS Encryption in Email?
TLS is the encryption layer protecting most email in transit today, though it works differently than most people assume. Here is exactly what it does and does not protect.
What Is a Honeypot Trap in Email?
A honeypot trap is an email address deliberately planted online specifically to catch senders who scrape or harvest contact data rather than collecting it through genuine opt-in.
What Is a Fake Email Address Generator?
A fake email address generator creates temporary inboxes designed to receive one confirmation message and then expire, used to bypass signup requirements without providing a real address.
Spam Trap Examples: What They Actually Look Like in Practice
You will never see an address labeled as a spam trap in your data. But the patterns that create them are consistent enough to recognize once you know what to look for.
CAN-SPAM Compliance: What Every Email Marketer Needs to Know
CAN-SPAM compliance is simpler than it sounds but more important than many marketers realize. Here is what it actually requires and how to build it into your program properly.
Email Spoofing and Phishing: How to Protect Your Domain and Your Customers
Someone can send an email that looks exactly like it came from your domain without ever touching your servers. Here is how spoofing works and what stops it.
How to Read Your DMARC Reports (Plain Guide)
DMARC aggregate reports look like a wall of XML, but they tell you exactly who is sending mail as your domain and whether it passed. Here is how to read one field by field and act on it.
SPF, DKIM, and DMARC Explained
SPF, DKIM, and DMARC are the three DNS records that prove your email is real. Here is what each one does, how they fit together, and why they decide whether you reach the inbox.
Spam Traps Explained: How to Find and Avoid Them
Spam traps look exactly like real addresses, and mailing a handful can land you on a blocklist. You cannot spot them by eye. You avoid them by understanding how they work.
What Are Disposable Email Addresses and How to Block Them
A throwaway address that self-destructs in ten minutes looks real, passes basic checks, and quietly costs you money. Here's how to stop them at the front door.