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 Advisor, SmarterMSP, and BlockTelegraph.
Posts by Michael
How does Gmail's image proxy affect email open tracking and what could cause very fast opens?
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Why am I seeing RoadRunner deferrals and rejections for reputable senders?
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How many DMARC report emails should I expect to receive daily and how should I manage them?
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Why are my emails blocked by iCloud/mac/me.com despite a good sender reputation?
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What could cause Gmail SPF/DKIM issues and how to check authentication results in email headers?
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Is Spamcop effective for stopping spammers or preventing unwanted emails?
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How do G Suite and Proofpoint compare for email gateway security?
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How do I validate BIMI records and fix common errors?
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How does sending to dead domains affect email deliverability?
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How important is the 10 DNS lookups limit on SPF records?
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Can I set DMARC to reject if my domain doesn't send email?
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Why are DKIM validations failing intermittently with Office365?
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