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 changing ESPs and domains affect sender reputation and email deliverability?
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What are the deliverability drawbacks of using redirects in email links?
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What caused the Gmail bounce error '550-5.7.1 our system has detected that this message is likely unsolicited mail' and what should I do?
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Does Microsoft Outlook support BIMI for displaying brand logos in email?
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How do I contact Yahoo Sender Support?
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Where can I find Yahoo Postmaster domain reputation data and feedback loop signup?
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How do DMARC quarantine and reject policies affect sender reputation and email delivery?
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Can spam filters trigger email unsubscribes and how to prevent it?
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How to fix Yahoo deliverability issues with high bounce rates?
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How many subdomains should I create for my email sending, and what naming conventions should I use?
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What are the minimum and maximum sending volumes for dedicated IPs?
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Do I need a VMC for BIMI to work with Google and Gmail?
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