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
Why is Microsoft Defender marking my one-to-one emails as spam with a high SCL score when authentication is correct and there are no blacklist issues?
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Why are my emails going to spam after migrating to a new domain and ESP, and what steps can I take to improve inbox placement?
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Why is my BIMI logo not showing up in Gmail despite having a VMC certificate?
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Why are my emails blocked by Barracuda even when not listed on blocklists?
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Why is my Gmail Postmaster Tools Spam Feedback Loop not populating?
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How to manage subdomain reputation when using multiple IP addresses for email sending?
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Why have Gmail open rates dropped and how can I fix it?
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Why are emails hard bouncing with 'The email account does not exist' after previously being opened and received?
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Why am I getting TLS errors when sending to Gmail?
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Why is my animated sender logo not showing in Gmail for new subscribers?
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What platform should I use to test if my emails are good quality and will land in the inbox?
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How are bad actors using Google Forms to send spam?
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