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

ACME Protocol Deep Dive: Surviving the 90-Day Certificate Lifespan

The era of manual certificate management is officially coming to a close. With Google Chromium’s "Moving Forward, Together" initiative proposing a reduction in the maximum validity of public TLS certi...

Tim Henrich

Apr 08, 2026

7 min read

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Security Insights

The Great Certificate Pinning Dilemma: Balancing Ironclad Security with Operational Sanity

For years, certificate pinning was heralded as the absolute gold standard for mobile and API security. By hardcoding the expected TLS certificate or public key directly into an application, security t...

Tim Henrich

Apr 06, 2026

8 min read

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Security Insights

The Ultimate Guide to SSL/TLS Certificate Formats: PEM, DER, PKCS#12, and Beyond

If you have spent any time managing infrastructure, you have likely experienced the specific dread of a failed TLS handshake. You generate a certificate, upload it to your load balancer or web server,...

Tim Henrich

Apr 06, 2026

7 min read

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Security Insights

The 90-Day Mandate and Beyond: Certificate Management Metrics That Actually Matter in 2025

In 2023, SpaceX's Starlink suffered a massive global outage that left users without internet access for hours. The root cause wasn't a sophisticated nation-state cyberattack, a satellite hardware fail...

Tim Henrich

Apr 05, 2026

7 min read

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Security Insights

The Death of the IP Address: Microservices Certificate Architecture Patterns for 2025

In a modern cloud-native environment, machine identities outnumber human identities by a staggering 50 to 1. While enterprises spend millions securing human access through Identity and Access Manageme...

Tim Henrich

Apr 05, 2026

7 min read

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Security Insights

The Modern Cryptography Shift: Navigating RSA, ECDSA, and EdDSA in 2025

The foundational architecture of public key infrastructure (PKI) is undergoing its most significant transformation in two decades. For years, generating a digital certificate was a thoughtless reflex:...

Tim Henrich

Apr 04, 2026

7 min read

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Knowledge Hub

ACME Protocol Deep Dive: Surviving the 90-Day Certificate Lifespan

The Great Certificate Pinning Dilemma: Balancing Ironclad Security with Operational Sanity

The Ultimate Guide to SSL/TLS Certificate Formats: PEM, DER, PKCS#12, and Beyond

The 90-Day Mandate and Beyond: Certificate Management Metrics That Actually Matter in 2025

The Death of the IP Address: Microservices Certificate Architecture Patterns for 2025

The Modern Cryptography Shift: Navigating RSA, ECDSA, and EdDSA in 2025

Topics

Featured

The True Cost of Certificate Outages: Why Manual Management is a Mathematical Impossibility

Shift-Left Software License Compliance: Surviving Audits in the Cloud Era

Software License Compliance in the Cloud Era: Surviving AI, SBOMs, and Ephemeral Infrastructure