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  • Authors
  • Ahona Rudra
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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)
  • Why Magic Link Emails Fail: Deliverability Issues in Passwordless Authentication - November 2, 2026
  • DMARC Pricing 2026: Typical Costs in the USA and Japan - October 26, 2026
  • DMARC Requirements in Japan: MIC, JSDA and the Anti-Phishing Council - October 26, 2026
The Impact of DKIM Policy on Email Deliverability and Anti Spam Measures

The Impact of DKIM Policy on Email Deliverability and Anti-Spam Measures

Blog, DKIM
Setting up an appropriate DKIM policy prevents emails from being altered in transit
March 27, 2023
Cybersecurity and Machine Learning staying ahead of machine learning based email fraud

Cybersecurity and Machine Learning: Staying Ahead of Machine Learning-based Email Fraud

Blog
Cybersecurity and Machine Learning can work together in unison to prevent email fraud and help organizations stay one step ahead of attackers online.
March 24, 2023
ChatGPT and cyber security

ChatGPT and Cybersecurity

Blog
ChatGPT can be both a blessing and a curse when it comes to cybersecurity. We will explore both sides of ChatGPT and Cybersecurity
March 23, 2023
SVB Email spoofing and impersonation

SVB Email Spoofing and Impersonation

Blog
Silicon Valley Bank's recent collapse has been the subject of much speculation in the past week, and now it seems that cybercriminals are taking advantage of the situation as well.
March 22, 2023
SPF vs DKIM vs DMARC

SPF vs DKIM vs DMARC

Blog
SPF vs DKIM vs DMARC: These are the three main protocols that can be used to verify the authenticity of an email.
March 20, 2023
What is a Brute Force Attack and How Does it Work

What is a Brute Force Attack and How Does it Work?

Blog
In a brute force attack the attacker systematically tries every possible combination of characters until they find the correct credentials.
March 9, 2023
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Latest Blogs

  • Magic Link Emails
    Why Magic Link Emails Fail: Deliverability Issues in Passwordless AuthenticationNovember 2, 2026 - 7:17 am
  • Magic Link Emails
    DMARC Pricing 2026: Typical Costs in the USA and JapanOctober 26, 2026 - 7:00 am
  • Magic Link Emails
    DMARC Requirements in Japan: MIC, JSDA and the Anti-Phishing CouncilOctober 26, 2026 - 1:52 am
  • Magic Link Emails
    Top DMARC Solutions in Japan (2026)October 26, 2026 - 1:48 am

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