17 mins listen
September 11, 2025
"Shorter validity periods push certificate consumers into more agility, and for the last ten to twenty years, this has been one of the key threats throughout the whole PKI ecosystem."
In this episode of Trust.ID Talk: The Digital Certificate and Identity Security Podcast, host Michelle Davidson is joined by Arvid Vermote, Chief Information Security Officer (CISO) at GlobalSign, to dive into the Certificate Authority/Browser Forum (CA/B Forum), the decision-making body behind the rules that keep the internet's trust backbone secure and how the decision was made for SSL/TLS certificate validity periods to reduce to 47 days by 2029.
Arvid Vermote is GlobalSign’s Chief Information Security Officer (CISO) and a key contributor to the CA/B Forum, bringing extensive expertise in PKI ecosystem governance and digital certificate management. With over a decade of experience in cybersecurity, he plays a crucial role in shaping industry standards and policies through his active participation in the CA/B Forum.
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