Expert Insights & Best Practices

Knowledge Hub

Deep insights, real-world case studies, and proven strategies from the trenches of certificate and expiration management

Security Insights

Beyond `cron`: Mastering CDN Certificate Management for Global Applications

In early 2023, viewers of a major UK broadcaster trying to stream their favorite shows were met not with content, but with stark browser warnings. The culprit wasn't a server crash or a network outage...

Tim Henrich

Dec 17, 2025

8 min read

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Security Insights

Beyond the Padlock: A DevOps Guide to Certificate-Based Attack Vectors and Mitigations

The green padlock in a browser has become a universal symbol of trust. We've trained users to look for it, assuring them that their connection is secure. But for DevOps engineers, security professiona...

Tim Henrich

Dec 17, 2025

8 min read

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Security Insights

Your TLS Certificate Was Compromised. Now What? An Actionable Incident Response Guide

A notification hits your inbox: a security researcher discovered a private key for one of your production TLS certificates in a public code repository. The initial reaction is a jolt of adrenaline, fo...

Tim Henrich

Dec 16, 2025

9 min read

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Security Insights

Beyond the Expiration Alert: Why You Need a Dedicated Certificate Management Team

The era of treating certificate management as a part-time, ad-hoc task for an already overburdened sysadmin is over. A single expired certificate can bring a global service to its knees—just ask Micro...

Tim Henrich

Dec 16, 2025

7 min read

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Security Insights

The Ticking Time Bomb: Mastering IoT Device Certificate Lifecycle Management

Imagine a smart city where every traffic light, sensor, and public transit vehicle suddenly goes offline. The cause isn't a malicious attack, but something far more mundane: an expired certificate. Wi...

Tim Henrich

Dec 15, 2025

9 min read

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Security Insights

Zero Trust, Zero Touch: A Guide to Modern Microservices Certificate Architecture

In the age of microservices, the old castle-and-moat security model is obsolete. We no longer have a single, hardened perimeter to defend. Instead, we have a dynamic, distributed landscape of services...

Tim Henrich

Dec 15, 2025

6 min read

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Knowledge Hub

Beyond `cron`: Mastering CDN Certificate Management for Global Applications

Beyond the Padlock: A DevOps Guide to Certificate-Based Attack Vectors and Mitigations

Your TLS Certificate Was Compromised. Now What? An Actionable Incident Response Guide

Beyond the Expiration Alert: Why You Need a Dedicated Certificate Management Team

The Ticking Time Bomb: Mastering IoT Device Certificate Lifecycle Management

Zero Trust, Zero Touch: A Guide to Modern Microservices Certificate Architecture

Topics

Featured

Beyond the Breach: A Modern Playbook for Surviving Certificate Authority Incidents

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