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Tim Callan

Chief Compliance Officer
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Tim Callan has over 20 years of experience in the SSL and PKI technology spaces. Tim leads Sectigo's conformance with industry and regulatory requirements including browser root programs, WebTrust, CA/Browser Forum, and more. Tim is instrumental in driving initiatives to improve certificate agility and successful issuance. A founding member of the CA/Browser Forum and current vice-chair for one of its working groups, Tim is creator and co-host of Root Causes: A PKI and Security Podcast, the world’s most popular podcast dedicated to digital certificates. With 400+ episodes published, Tim is on the forefront of explaining trends that will be essential to the IT professionals, including shortening certificate lifespans and the coming change to post-quantum cryptography.

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WebTrust for Network Security RequirementsWebTrust for Certification AuthoritiesWebTrust for CA - Extended ValidationWebTrust for CA - Extended Validation Code SigningWebTrust for CA - SSL Baseline with Network SecurityWebTrust for CA - Code SigningEU TrustISO/IEC 27001 Information Security Management certification