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

Replacing manual certificate tracking with a production-grade health monitoring strategy

In February 2020, Microsoft Teams went dark. For hours, millions of users were locked out of a critical communication tool, not because of a complex cyberattack or a massive infrastructure failure, bu...

Tim Henrich

Oct 21, 2025

7 min read

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Security Insights

What auditors expect from TLS certificate management under PCI DSS 4.0

The deadline for full compliance with PCI DSS 4.0 is March 31, 2025, and it represents the most significant evolution in payment card security in nearly a decade. For DevOps engineers, security profes...

Tim Henrich

Oct 21, 2025

8 min read

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Security Insights

How a single certificate outage triggers cascading business failures

It’s a scenario that keeps DevOps engineers and SREs up at night. A critical service suddenly becomes unreachable. Dashboards light up with red alerts, customer support tickets flood in, and the frant...

Tim Henrich

Oct 20, 2025

8 min read

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Security Insights

Securing Mobile APIs: A Practical Guide to Modern Certificate Pinning

In the world of mobile security, the Man-in-the-Middle (MITM) attack remains a persistent and dangerous threat. An attacker on a compromised network—be it public Wi-Fi or a corporate environment—can i...

Tim Henrich

Oct 20, 2025

6 min read

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Security Insights

Integrating Certificate Management into Your CI/CD Pipeline: A Comprehensive Guide

In today's fast-paced software development landscape, Continuous Integration and Continuous Delivery (CI/CD) pipelines are essential for automating the build, test, and deployment processes. However,...

Tim Henrich

Sep 22, 2025

4 min read

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Security Insights

Fixing SSL validation errors caused by broken certificate chains

In today's interconnected digital world, Secure Sockets Layer (SSL) and Transport Layer Security (TLS) certificates are the bedrock of secure communication. They assure users that they're interacting...

Tim Henrich

Sep 17, 2025

5 min read

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Knowledge Hub

Replacing manual certificate tracking with a production-grade health monitoring strategy

What auditors expect from TLS certificate management under PCI DSS 4.0

How a single certificate outage triggers cascading business failures

Securing Mobile APIs: A Practical Guide to Modern Certificate Pinning

Integrating Certificate Management into Your CI/CD Pipeline: A Comprehensive Guide

Fixing SSL validation errors caused by broken certificate chains

Topics

Featured

Quantifying the Real Cost of Certificate Outages on Modern Infrastructure

Securing DNS Infrastructure Against Subdomain Takeovers and Registrar Exploits

Automating Let's Encrypt Certificate Renewals Across Enterprise Infrastructure