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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How timing attacks threaten postquantum cryptography
Blog Post from Sectigo
Blog Posts Apr 03, 2025Post-quantum cryptography is designed to resist quantum threats, but timing attacks expose new risks. Discover how these attacks work & how to stop them.
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The strategic role of CLM in global enterprise security
Blog Post from Sectigo
Blog Posts Mar 19, 2025Automated CLM enhances security, compliance, and efficiency by managing digital certificates at scale, reinforcing digital trust for global enterprises.
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Understanding the principles of effective encryption key management
Blog Post from Sectigo
Blog Posts Feb 24, 2025Effective encryption key management ensures secure data, proper key storage, rotation, and compliance, reducing risks and enhancing security.
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Understanding common SSL misconfigurations and how to prevent them
Blog Post from Sectigo
Blog Posts Feb 11, 2025SSL/TLS certificates provide powerful protection and peace of mind. These digital certificates encrypt data to protect sensitive information from unauthorized access while also authenticating website identities, establishing a trusted foundation.
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Benefits of cloud-native certificate lifecycle management
Blog Post from Sectigo
Blog Posts Feb 10, 2025Cloud-native CLM automates certificate management, boosting security, efficiency, and scalability while reducing costs and downtime.
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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.