Starting May 5, Microsoft will require DMARC.

Check if your domain is compliant.

The Skysnag Blog

June 10, 2025

New Zealand Sets October 2025 Deadline for Strict DMARC Enforcement

New Zealand’s Secure Government Email Framework sets a mandatory October 2025 deadline for implementing DMARC, SPF, DKIM, MTA-STS, and TLS-RPT. Whether you're a government agency or supplier, compliance is essential to avoid bounced emails, spoofing, and reputational risk.

Explore insights

"See how DMARC improves ROI by protecting your brand from phishing, increasing email deliverability, and securing customer trust."
May 26, 2025

DMARC & ROI: Protecting Your Profits

Discover how BIMI boosts email engagement by 38% and why enterprises rely on Skysnag for brand protection and trusted email authentication."
May 15, 2025

BIMI Email Security and Engagement Benefits

May 6, 2025

Why Your Emails Are Not Being Delivered (And How to Fix It)

Guide to complying with Microsoft sender requirements to prevent 550 5.7.15 rejections. Ensure proper email authentication with SPF, DKIM, and DMARC for improved deliverability
May 5, 2025

How to Fix Microsoft Email Rejection Error 550 5.7.515

Learn what causes Microsoft email rejections with error 550 5.7.515. Understand authentication failures and how to resolve issues with SPF, DKIM, and DMARC for successful email delivery.
May 1, 2025

Microsoft Email Rejections Explained: 550 5.7.515 Authentication Failures

"Understand why AI-powered phishing attacks increase the need for strong email security. Discover how advanced threats bypass traditional filters and how authentication protocols like DMARC protect your domain."
April 30, 2025

Why AI-Powered Phishing Emails Make Strong Email Security Essential

Microsoft introduces new email sender requirements for Outlook. Ensure SPF, DKIM, and DMARC compliance by May 2025 to maintain deliverability and protect against spoofing and phishing threats.
April 3, 2025

Microsoft’s New Email Sender Requirements: What You Need to Know

UAE successfully blocks over 600 cyberattacks aimed at critical public and private sectors. Learn how national cybersecurity strategies are protecting vital infrastructure and sensitive data from evolving digital threats.
March 24, 2025

UAE blocks over 600 cyberattacks targeting critical sectors

Discover how to comply with the PCI DSS v4.0 2025 anti-phishing mandate using Skysnag. Learn key email security strategies, DMARC enforcement, and phishing protection best practices to safeguard payment data
March 11, 2025

PCI DSS v4.0.1 Countdown: How to Meet the 2025 Anti-Phishing Mandate with Skysnag

March 6, 2025

Upcoming NCSC Mail Check Changes and the Best Alternative

December 11, 2024

Deliverability vs. Security: Why Both Matter in Email Success

November 28, 2024

Stay Secure This Cyber Week: The Rise of Phishing Attacks