Tag: Email Security
Articles about email security — encryption, attack prevention, and security standards.
How DNSSEC Protects SPF, DKIM, and MX Records
DNSSEC protects email DNS records from forgery. We break down four concrete attacks on SPF, DKIM, DMARC, and MX — and how cryptographic signatures prevent them.
· 7 min read
What Is DANE and How It Secures Email Transport
DANE verifies mail server TLS certificates directly via DNS and DNSSEC. Learn how TLSA records work, how to deploy DANE, and how it compares to MTA…
How to verify if your domain has DNSSEC
How to verify DNSSEC for your domain using online tools and dig commands. Interpret results, fix common issues, and understand the impact of broken…
What is DNSSEC and how does it work
DNSSEC protects DNS responses with cryptographic signatures, preventing forgery of SPF, DKIM, DMARC, and MX records. Learn how it works and how to…
MTA-STS and TLS-RPT — Securing Email Transport
MTA-STS enforces encrypted TLS connections for inbound emails and prevents downgrade attacks. Learn how to deploy MTA-STS and TLS-RPT step by step.
NIS2 and Email Security — What the Directive Requires
NIS2 transforms email authentication from best practice to legal obligation. Learn which requirements apply to SPF, DKIM, DMARC, and email encryption.
Spoofing and Phishing — Defending with Email Authentication
Email spoofing and phishing threaten every domain without authentication. Learn how SPF, DKIM, and DMARC protect your domain — and what they can't…
What is DKIM and How Does It Work
DKIM verifies email integrity and origin using digital signatures. Learn how it works, how to set it up, and why it's essential for DMARC and…