Yunes Tarada - PowerDMARC

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Yunes Tarada

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Domain & Email Security Expert at PowerDMARC

Yunes is an Operations Team Lead at PowerDMARC with expert knowledge in email authentication and security. Yunes is a Microsoft-certified Azure Administrator Associate with certifications in CompTIA A+ and many more.

Latest posts by Yunes Tarada (see all)

What is BIMI? Your Complete Guide to BIMI Logo Requirements & Setup - April 21, 2025
Bulk Email Sender Rules for Google, Yahoo, Microsoft, and Apple iCloud Mail - April 14, 2025
Email Salting Attacks: How Hidden Text Bypasses Security - February 26, 2025

DMARC tags

What are DMARC tags?

What are DMARC tags? A DMARC record consists of a mixture of DMARC tags that communicates instructions to email receivers. Learn more about them.

DMARC pct(percentage) tag

What is the pct (percentage) tag in a DMARC Record?

What is the DMARC pct tag? The DMARC pct tag is part of this record and tells an email receiver what percentage of messages under this policy will be affected.Read more.

DMARC sp subdomain policy tag 1

What is the DMARC sp (Subdomain Policy) tag?

What is the DMARC sp (subdomain policy) tag? When should you configure a subdomain policy for DMARC for your subdomains and what are the risks and benefits involved.

Microsoft O365 DKIM key upgrade

How to upgrade your DKIM keys (from 1024-bit to 2048-bit) for Microsoft Office 365 Exchange Online?

Learn how to upgrade your DKIM keys on Microsoft Office 365 Exchange Online Powershell, from 1024-bit to 2048-bit, manually.

Microsoft DMARC

Microsoft DMARC Aggregate Reports

Microsoft DMARC aggregate reports are here! Learn how it benefits you and what you can do to make the most out of this roll-out.

How to Fix MTA STS Policy is Missing 2

How to Fix “MTA-STS Policy is Missing”?

Learn how to get rid of the prompt “MTA-STS policy is missing: STSFetchResult.NONE ” by implementing and hosting the MTA-STS policy file correctly.