Co-founder and CEO
Michael Ko
Michael Ko is co-founder and CEO of Suped, a platform dedicated to simplifying DMARC monitoring and enforcement. Prior to founding Suped, he built a track record leading large-scale technology teams and delivering complex solutions at prominent organizations like Amazon and Deloitte Digital.
His enterprise-grade technology experience now fuels his work on a critical and often overlooked area of cybersecurity. Michael advocates for making foundational security controls like DMARC accessible and manageable for organizations of all sizes, empowering them to protect their brand and their customers.
Michael is frequently cited in the press on email security, phishing, privacy compliance, and cybersecurity compliance, including Newsweek, Forbes, SmarterMSP, and BlockTelegraph.
Posts by Michael
How to deal with a failing DMARC email authentication protocol?
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How important is it for reverse DNS to match SMTP banner for email deliverability?
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How to resolve Validity sender score DNS lookup deprecation?
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What are the requirements and alternatives for implementing BIMI with VMC certificates, especially regarding trademark jurisdiction and costs?
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How long should I wait before using a newly registered domain for email marketing?
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What are prefetch and proxy opens and what causes a decrease in email open rates?
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How to fix Hotmail error 451 4.7.652 exceeded maximum number of connections?
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How can I identify and handle bot clicks and opens, particularly from Microsoft/Outlook domains, in email marketing campaigns?
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How to add users to Yahoo Sender Hub and what visibility does it offer compared to Google Postmaster Tools?
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Why are my emails going to spam in Gmail even though everything seems technically correct?
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When is SPF flattening needed and how to validate SPF records?
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Why is there a sudden spike in Gmail 'mailbox full' bounces since August 2024?
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