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  • Home 1
  • Authors
  • Ahona Rudra
  • About
  • Latest Posts
Ahona Rudra
Domain & Email Security Expert at PowerDMARC
Ahona is the Marketing Manager at PowerDMARC, with 5+ years of experience in writing about cybersecurity topics, specializing in domain and email security. Ahona holds a post-graduation degree in Journalism and Communications, solidifying her career in the security sector since 2019.
Latest posts by Ahona Rudra (see all)
  • DMARC MSP Case Study: The Great Geek Expands SMB Email Security Services with PowerDMARC - June 25, 2026
  • How Email Spoofing-as-a-Service Works and How To Stop It - June 24, 2026
  • Phishing Reconnaissance: How Attackers Identify and Target Vulnerable Domains - June 24, 2026
multiple dmarc records blog

Can I Have Multiple DMARC Records on My Domain?

Blog
Can you have multiple DMARC records on your domain? The answer is no. Learn how to implement dmarc correctly.
May 24, 2021
dmarc shadow it blog

How DMARC Combats Shadow IT Security Risks

Blog
DMARC helps the IT department gain visibility on Shadow IT activities pursued by other departments. Read more about DMARC and Shadow IT
April 29, 2021
improve domain email security blog

How to Test and Improve Your Domain’s Email Security?

Blog
With PowerDMARC's new domain record checker tool: PowerAnalyzer, learn how you can test and improve your domain's email security easily!
April 27, 2021
defense against ransomware blog

DMARC: The First Line of Defense Against Ransomware

Blog
DMARC is the first line of defense against Ransomware. Authenticating your emails using DMARC can prevent malware infections and phishing attacks.
April 23, 2021
dmarc blog

Is DMARC Required? 5 Reasons to Immediately Implement DMARC!

Blog
For organizations with daily email exchanges, DMARC is required. Here are 5 reasons why you should start your email authentication journey today!
March 30, 2021
spoofing trends 2021 blog

How to Effectively Prevent Email Spoofing in 2021?

Blog
Email spoofing is a growing problem for an organization’s security. Learn how DMARC and email authentication can protect your domain from it.
March 30, 2021
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Latest Blogs

  • NIST-SP-800-81r3--DNS-Security-Guidelines-for-Email
    NIST SP 800-81r3: DNS Security Guidelines for EmailJune 25, 2026 - 7:00 am
  • Email spoofing as a service
    How Email Spoofing-as-a-Service Works and How To Stop ItJune 24, 2026 - 11:33 am
  • How-to-Sell-Email-Security-Services-A-Guide-for-MSPs
    How to Sell Email Security Services: A Guide for MSPsJune 24, 2026 - 10:07 am
  • Phishing Reconnaissance: How Attackers Identify and Target Vulnerable DomainsJune 24, 2026 - 5:52 am

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