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

Manual Certificate Tracking Violates GDPR Security Requirements

For years, DevOps and infrastructure teams have treated certificate expiration primarily as an operational hazard. An expired SSL/TLS certificate meant dropped connections, failed API calls, and late-...

Tim Henrich

Oct 03, 2026

7 min read

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Security Insights

RSA vs. ECDSA vs. EdDSA for Modern Infrastructure

The days of generating a 2048-bit RSA key, deploying it to a web server, and forgetting about it for two years are officially over. The cryptographic landscape is undergoing a massive, forced evolutio...

Tim Henrich

Oct 01, 2026

6 min read

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Security Insights

Conducting a Security Assessment of Internal Certificate Authorities

Public Key Infrastructure (PKI) and Certificate Authorities (CAs) form the foundational trust layer of modern enterprise Zero Trust architectures. The landscape is currently undergoing massive disrupt...

Tim Henrich

Oct 01, 2026

5 min read

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Security Insights

Catching Phishing Campaigns Before They Launch Using Certificate Transparency Logs

Every modern cyberattack requires infrastructure. Before a threat actor can launch a credential-harvesting campaign, deploy a typosquatted domain, or intercept traffic, they must first secure their ma...

Tim Henrich

Sep 30, 2026

8 min read

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Security Insights

Rotating TLS Certificates Without Dropping Active Connections

The era of manual certificate management is effectively over. Driven by the exponential growth of cloud-native architectures, the proliferation of microservices requiring mutual TLS (mTLS), and impend...

Tim Henrich

Sep 30, 2026

6 min read

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Security Insights

How to Monitor Certificate Health Across Production Environments

In April 2023, Starlink experienced a massive global outage that disconnected users worldwide. The root cause was not a sophisticated cyberattack, a severed undersea cable, or a complex routing failur...

Tim Henrich

Sep 28, 2026

7 min read

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Knowledge Hub

Manual Certificate Tracking Violates GDPR Security Requirements

RSA vs. ECDSA vs. EdDSA for Modern Infrastructure

Conducting a Security Assessment of Internal Certificate Authorities

Catching Phishing Campaigns Before They Launch Using Certificate Transparency Logs

Rotating TLS Certificates Without Dropping Active Connections

How to Monitor Certificate Health Across Production Environments

Topics

Featured

Implementing Certificate Transparency and Automating Domain Monitoring

Why Valid SSL Certificates Break in API Clients and IoT Devices

Defeating Adversary-in-the-Middle Attacks with Automated Certificate Controls