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
What is the full form of SPF in email?
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Understanding email greylisting and how it works
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What is a DNSBL and how does it affect email deliverability?
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What is an email blacklist and how does it work?
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A guide to BIMI accredited certificate providers
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Why your emails fail at Microsoft: the hidden SPF DNS timeout
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What happens when your IP gets blocklisted?
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What is email backscatter and how to stop it
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A brief history of email blacklists and blocklists
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Is Apple Business Connect the same as BIMI? a comparative guide
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What happens when your domain is on an email blacklist?
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Solving the SPF alignment puzzle for google workspace alias domains
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