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  • Authors
  • Ahona Rudra
  • About
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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)
  • Microsoft Sender Requirements Enforced— How to Avoid 550 5.7.15 Rejections - April 30, 2025
  • How to Prevent Spyware? - April 25, 2025
  • How to Set Up SPF, DKIM, and DMARC for Customer.io - April 22, 2025
What is a DNS SOA Record

What is a DNS SOA Record?

Blog
DNS SOA record contains information related to your domain. SPF also depends on DNS SOA, hence it’s vital for email protection. Know its structure, working procedure, and checking method.
September 21, 2022
what is spear phishing

What Is Spear Phishing?

Blog
Spear phishing is a targeted attack on an individual or organization. This method uses an email to persuade the recipient to reveal confidential information.
September 20, 2022
What Is Email Display Name Spoofing How To Prevent It 1

What Is Email Display Name Spoofing & How Do I Prevent It?

Blog
Email display name spoofing is the practice of sending an email with a forged display name. Learn how to prevent display name spoofing for your business.
September 19, 2022
What is Phone Number Spoofing

What is Phone Number Spoofing and How to Stop it?

Blog
How to stop someone from spoofing my phone number using phone number spoofing tactics? Quick tips and an easy action-plan for stopping these types of attacks.
September 16, 2022
What Is a DNS A Record

What is a DNS A Record?

Blog
A DNS A record contains the IP address of the host computer (or hostname) that you want to be associated with your domain name.
September 15, 2022
What is IP spoofing

What Is IP Spoofing?

Blog
What is IP spoofing? Simply put, it's when a user or program attempts to transmit packets with an IP address that they are not authorized to use.
September 6, 2022
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