Shift Lead, Infrastructure & Email Security Expert at PowerDMARC
With over 13 years of experience in Cyber Security, Ayan Bhuiya specializes in Infrastructure, Business Continuity, Risk Management, and Email Security. Currently acting as Shift Lead at PowerDMARC. He holds a Postgraduate Diploma in Networking and Security and has a proven track record of leading strategic security initiatives to mitigate threats and ensure business resilience.
Step-by-step guide to set up SPF, DKIM, and DMARC on Beehiiv. Covers custom domain setup, the DMARC wizard, Entri vs manual DNS, and common authentication errors.
Compare the top DMARC providers, vendors, and solutions for 2026. Find the right platform for your organization's email authentication, reporting, and enforcement needs.
Learn what the NIS2 Directive is, its cybersecurity and reporting requirements, key deadlines in 2026 for European companies, and how to prepare for compliance with real-world controls like DMARC.