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I set up DNS records to prevent important emails from being flagged as spam - here's how

There are three DNS records that protect your domain and keep your emails out of junk. Running all three gives you complete coverage. They also protect your domain from being hijacked. If you send a ...
Ars Technica

Hackers exploit a blind spot by hiding malware inside DNS records

Hackers are stashing malware in a place that’s largely out of the reach of most defenses—inside domain name system (DNS) records that map domain names to their corresponding numerical IP addresses.