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
Does the DKIM domain need to align with the List-Unsubscribe domain?
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What are the recommended email deliverability training classes?
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What causes Apple email bounces and how can I fix them?
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How to resolve SPF SOFTFAIL errors when moving to a dedicated IP address?
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Why are Yahoo inbound emails delayed and causing low open rates?
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What causes gibberish custom tags being added to contacts?
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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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