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 are typical bounce rates after email validation?
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What causes high bounce rates during IP warming, and how can they be fixed?
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Why are emails from Microsoft accounts being rejected by Gmail, and what is the role of IPv6?
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Why is Mimecast blocking emails containing Calendly links and other URLs?
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What is a good spam rate and what does the percentage mean?
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What domain should I use for a PTR record for shared IPs?
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Why are my email newsletters being marked as spam in Gmail despite double opt-in, and how can I improve inbox placement?
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Should I use direct adds or invites for a Google Group?
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What are the pros and cons of using double opt-in for email lists?
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What causes the 'error message' when accessing links in emails and how can it be resolved?
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How do I interpret SpamAssassin DKIM test results and troubleshoot DKIM signature issues?
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What causes Gmail delays due to unusual sending rates and suspicious content?
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