Category

Email Authentication and Standards

SPF, DKIM, DMARC, BIMI, MTA-STS, and TLS-RPT — standards, guidance, and enforcement strategy for the enterprise inbox.


13 articles
Latest Oldest
5 Red Flags That Mean Your Domain Needs a Health Check

5 Red Flags That Mean Your Domain Needs a Health Check

Your domain is critical for email security, brand reputation, and customer trust. Hidden misconfigurations or forgotten subdomains can cause spoofing, bounce issues, and security risks. Learn the five key warning signs that indicate it’s time to run a domain health check and protect your deliverability, reputation, and overall digital security.

2 min 27 Mar 2026
Manual DNS Updates: Risks for Email Security

Manual DNS Updates: Risks for Email Security

Manual DNS updates may seem harmless, but they are one of the biggest hidden threats to email security. Discover how automation removes errors, delays, and risks while strengthening compliance.

4 min 25 Nov 2025
Why Businesses Should Automate DMARC: Compliance, Security, and Control

Why Businesses Should Automate DMARC: Compliance, Security, and Control

DMARC automation and professional management empower businesses to strengthen email security, maintain compliance, and prevent phishing and spoofing attacks. By simplifying complex authentication tasks, it ensures continuous protection, improves email deliverability, and keeps your brand trusted - so teams can focus on growth not email threats.

5 min 24 Oct 2025
The Hidden Cost of Email Authentication Failures on Marketing Campaigns

The Hidden Cost of Email Authentication Failures on Marketing Campaigns

If not addressed, email authentication issues can trigger a domino effect that harms deliverability, damages your domain reputation, and reduces campaign performance. Learn how proper DMARC, SPF, and DKIM setup can protect your emails, improve inbox placement, and ensure your marketing campaigns reach their full potential.

4 min 28 Aug 2025
Who is a bulk email sender? Are you classified as one?

Who is a bulk email sender? Are you classified as one?

Bulk sender requirements are now in effect across major email providers. If you send thousands of emails daily, understanding who qualifies and how to stay compliant is essential to protect your deliverability and sender reputation.

4 min 25 Jul 2025
The History Of DMARC

The History Of DMARC

A brief history of how DMARC evolved from an optional email security standard to a mandatory requirement enforced by tech giants like Google and Microsoft. Learn why you can no longer afford to ignore it.

5 min 14 Jul 2025
BIMI Email Security and Engagement Benefits

BIMI Email Security and Engagement Benefits

Discover how implementing BIMI (Brand Indicators for Message Identification) can boost email engagement by 38%. Learn why leading enterprises rely on Skysnag’s advanced email authentication platform to enhance brand visibility, build trust, and improve inbox performance.

3 min 15 May 2025
Deliverability vs. Security: Why Both Matter in Email Success

Deliverability vs. Security: Why Both Matter in Email Success

Achieving email success means balancing two critical priorities: deliverability and security. By implementing email authentication protocols like SPF, DKIM, and DMARC, organizations can protect their domains from cyber threats while ensuring legitimate messages land in recipient inboxes.

3 min 11 Dec 2024
The Skysnag Scanner

Check your domain's DMARC compliance.

Five protocols. Sixty seconds. No account. A full authentication-posture report on your domain, delivered before your coffee cools.

DMARC · SPF · DKIM BIMI · MTA-STS · TLS-RPT No signup required