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

How Dangling DNS and Wildcard Certificates Enable Subdomain Takeovers

The proliferation of microservices, service meshes, and multi-cloud architectures has triggered an explosion in the number of subdomains organizations must manage. Historically, IT and DevOps teams re...

Tim Henrich

Aug 05, 2026

5 min read

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Security Insights

Replacing Wildcard Certificates with Automated Subdomain Issuance

Managing SSL/TLS certificates used to be a predictable, annual IT chore. You bought a certificate, installed it on a web server, and set a calendar reminder to renew it next year. Today, the explosion...

Tim Henrich

Jul 31, 2026

6 min read

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Security Insights

How to Build a Failsafe Certificate Expiration Alerting Pipeline

The era of tracking SSL/TLS certificates in spreadsheets is officially over. With Google’s "Moving Forward, Together" initiative driving the industry toward a maximum certificate validity of just 90 d...

Tim Henrich

Jul 31, 2026

6 min read

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Security Insights

How Automated Certificate Management Saved a FedRAMP Rev 5 Authorization

For software providers and contractors serving the federal government, digital certificate management has evolved from a routine IT operational task into a strict regulatory mandate. The current lands...

Tim Henrich

Jul 30, 2026

5 min read

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Security Insights

Why Automated Certificate Renewals Still Need Expiration Monitoring

The landscape of SSL/TLS certificate management is undergoing a massive structural shift. With Google’s push to reduce the maximum validity of public TLS certificates from 398 days to just 90 days, th...

Tim Henrich

Jul 30, 2026

8 min read

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Security Insights

Comparing Tools and Tactics to Mitigate Certificate-Based Attack Vectors

Machine identities currently outnumber human identities in the enterprise by an estimated 45-to-1. Every container, microservice, load balancer, and API endpoint relies on cryptographic keys and x.509...

Tim Henrich

Jul 29, 2026

6 min read

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Knowledge Hub

How Dangling DNS and Wildcard Certificates Enable Subdomain Takeovers

Replacing Wildcard Certificates with Automated Subdomain Issuance

How to Build a Failsafe Certificate Expiration Alerting Pipeline

How Automated Certificate Management Saved a FedRAMP Rev 5 Authorization

Why Automated Certificate Renewals Still Need Expiration Monitoring

Comparing Tools and Tactics to Mitigate Certificate-Based Attack Vectors

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