Mike Fleck

Mike Fleck

Director of Product Marketing, CertCentral and DNS Trust Manager | DigiCert

Mike Fleck is the Director of Product Marketing for CertCentral and DNS Trust Manager at DigiCert where he writes about public trust and authoritative DNS. Mike has more than 25 years of cybersecurity industry experience across network security, data encryption, threat intelligence, malware analysis, identity protection and email security. He holds a patent for transparent data encryption and has been featured in publications like Security Week, Information Security Magazine, Information Management and NBC News.

10 Stories
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Quantum Central Blog Hero
Introducing the Quantum Central preview
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Partner Blog Hero Subscriptions API
Partner Blog 06-10-2026
Introducing the DigiCert Partner Subscriptions API Helping partners prepare customers for shorter TLS lifecycles
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How to Contain the Blast Radius of Certificate Outages
How to Contain the Blast Radius of Certificate Outages
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Types of PKI blog
PKI 01-29-2026
External, Internal, or Federated PKI? How to Find the Right Fit
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ACME Blog Hero
Automation 05-06-2025
What is ACME and Why is it Important? Manual management of digital certificates will soon be impractical, and the lifetimes will only get shorter
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SmartHR: A DigiCert Mark Certificate Success Story
VMC 11-25-2024
SmartHR: A DigiCert Mark Certificate Success Story
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Email Clutter Blog Hero
Security 06-13-2024
4 best practices for bulk email senders  
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Q-Day Blog Hero
Why Q-Day is closer than you think
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