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 to fix DKIM body hash did not verify errors on Outlook.com and prevent emails from going to spam?
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How to resolve email messages missing at Microsoft Outlook without bouncing?
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How does changing DKIM selectors impact email reputation and what are the best practices for key rotation?
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How to resolve email delivery issues with Spectrum/Charter servers?
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How can I contact BT Internet about deliverability issues and what should I expect?
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How do I update my Gmail avatar with a logo after switching from SFMC to Braze?
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What do mailbox disabled bounces indicate about email deliverability and spam traps?
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How do email forwarding and DMARC policies affect email delivery and reporting?
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How long does DMARC policy propagation take and how to handle authentication failures?
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What are Apple's requirements for email authentication and domain registration?
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Why are my emails landing in Office 365 spam folders?
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Why are my SendGrid links broken and how do I fix it?
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