
The email that came from you
No account was hacked. No password was stolen. The attacker simply sent an email that said it came from the CEO — and the company's own DNS let it through.
2 articles matching
Tagged dmarc · clear

No account was hacked. No password was stolen. The attacker simply sent an email that said it came from the CEO — and the company's own DNS let it through.

Without DMARC, anyone can send mail that says it is from your domain and no receiving server has instructions to stop them. The three records, the rollout that does not break your own mail, and the duplicate-record trap that silently disables the whole thing — which we walked into ourselves.
Contact
Questions about what the engine checks, whether it fits your estate, or what it deliberately refuses to do. A person reads every message.
2 articles found