Featured Contributor
Martijn Katerbarg
Senior Compliance Engineer at Sectigo
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 from Martijn Katerbarg
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Apple's plan for quantum-resilient security & compliance
Blog Post from Sectigo
Blog Posts Feb 04, 2025Apple’s proposal pushes automation, ensuring quantum-resilient security. Shorter SSL lifespans drive cryptographic agility for a post-quantum future.