News & Knowledge

Deployment dmarcian Platform Ecosystem News Email Security Insights Email Technology Inside dmarcian MSP/MSSP Press Releases Technical Guidance Videos Webinars and Podcasts White Papers

Payment Card Industry Recommends DMARC, DKIM, SPF

Payment Card Industry Recommends DMARC, DKIM, SPF

In progressing its cybersecurity standards, the Payment Card Industry will implement a DMARC requirement. DMARC is a best practice until March 31, 2025 when it becomes required and necessary to fully consider during a PCI DSS assessment.

dmarcian PlatformEcosystem News

Dublin City University’s DMARC Compliance Journey

Dublin City University’s DMARC Compliance Journey

Learn about the lessons learned and challenges overcome during Dublin City University's journey to DMARC compliance.

Ecosystem NewsEmail Security InsightsWebinars and Podcasts

DMARC Guide for Shopify Customers

DMARC Guide for Shopify Customers

We've developed this guide for Shopify customers to help deploy DMARC and avoid delivery issues.

Technical Guidance

2023 Internet Crime Report

2023 Internet Crime Report

The FBI’s Internet Crime Complaint Center has released the 2023 Internet Crime Report. Phishing/spoofing was the top crime reported.

Ecosystem NewsEmail Security Insights

DKIM Selectors

This article takes a look at DKIM Selectors, and we explain what DKIM Selectors are, where to find them, and how to manage them.

DeploymentTechnical Guidance

Podcast: Insights from the Google/Yahoo DMARC Requirement

Podcast: Insights from the Google/Yahoo DMARC Requirement

Ash Morin, our Director of Deployment, joined Mailgun’s Email's Not Dead podcast crew to discuss Google and Yahoo’s DMARC sender requirements, which they began enforcing on February 1, 2024.

Ecosystem NewsEmail Security InsightsWebinars and Podcasts

The Impact of Google & Yahoo Sender Requirements on European Businesses

The Impact of Google & Yahoo Sender Requirements on European Businesses

This article covers Google and Yahoo sender requirements and their impact on EU businesses.

DeploymentEcosystem NewsTechnical Guidance

Resolving DKIM Signature Verification Failures Due to Canonicalization Issues

Resolving DKIM Signature Verification Failures Due to Canonicalization Issues

Legitimate emails sometimes fail DKIM verification because of canonicalization issues. Learn how to resolve these issues by adjusting DKIM canonicalization settings on your email gateway systems.

DeploymentTechnical Guidance

Understanding PTR DNS Resource Records

Understanding PTR DNS Resource Records

PTR records are used to establish a more secure and reliable email delivery system that helps identify what infrastructure is truly sending emails.

DeploymentTechnical Guidance

How to Publish a DMARC Record with GoDaddy

How to Publish a DMARC Record with GoDaddy

For those of you that use GoDaddy as your DNS provider, here are instructions for adding a DMARC record.

DeploymentTechnical Guidance