Shorter TLS certificate lifespans demand automation. Learn how automated certificate management boosts compliance, reduces risk, and delivers ROI.
Martijn Katerbarg
Senior Compliance Engineer
PKI expert with 15+ years in WebPKI, SSL/TLS, and Signing Certificates. Compliance tech at Sectigo. Vice-Chair of the CA/B Forum S/MIME Working Group.
Martijn is a PKI expert with 15+ years of experience in WebPKI, SSL/TLS, and Signing Certificates. Having worked across Sales, Support, and Validation at Xolphin and Sectigo, he now specializes in compliance technology at Sectigo. As Vice-Chair of the CA/B Forum S/MIME Working Group, he contributes to industry standards and best practices.
Recent posts by Martijn Katerbarg
To align with evolving industry requirements, Sectigo will begin enforcing a maximum TLS certificate validity of 199 days starting March 12, 2026. In addition, as of March 12, 2026 the Domain Control Validation (DV) reuse period will be restricted to 198 days.
To align with evolving industry requirements, Sectigo will begin enforcing a maximum Code Signing certificate validity of 459 days starting February 23, 2026
Sectigo migrates to new single-purpose Root CAs by 2026; legacy roots lose browser trust by 2027 under new security policies.
Prevent data breaches with automated CLM, zero trust access, and real-time monitoring to secure enterprise digital infrastructure.
Learn how SSL stripping attacks work and how to stop them with HSTS, TLS, certificate transparency, and automation.
Post-quantum cryptography is designed to resist quantum threats, but timing attacks expose new risks. Discover how these attacks work & how to stop them.
Automated CLM enhances security, compliance, and efficiency by managing digital certificates at scale, reinforcing digital trust for global enterprises.
Effective encryption key management ensures secure data, proper key storage, rotation, and compliance, reducing risks and enhancing security.