Tim Callan has over two decades of experience as a strategic marketing and product leader for successful B2B software and SaaS companies, with 15 years of experience in the SSL and PKI technology spaces. Tim leads initiatives to optimize the customer journey across all aspects of the business, and also champions Sectigo's efforts to conform 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.
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Recent posts from Tim Callan
Podcast
Root Causes 382: Mobile Phone Malware Steals Faces for Access
Apr 29, 2024
New malware photographs users' faces to defeat authentication mechanisms. Biometrics are not "secrets."
Podcast
Root Causes 381: Apple Chip Sideloading Attack Leaks Encryption Keys
Apr 26, 2024
A newly revealed side channel attack enables theft of private keys from M-series Apple chips. We explain.
Blog Post
eIDAS 2.0: The concerns surrounding this new standard
Apr 24, 2024
Discover how eIDAS 2.0 aims to streamline online transactions while facing concerns over privacy and centralization.
Podcast
Root Causes 380: If Quantum Supremacy Comes Earlier Than Expected
Apr 23, 2024
We talk about the challenges to PQC migration and what happens if quantum computers break RSA before we're expecting them to.
Webinar
Webinar: An introduction to managed private CAs
Apr 18, 2024
An introduction to managed private CAs: the common use cases of private CAs, helping to provide tighter control of authentication with digital certificates
Podcast
Root Causes 379: AI-generated Fake IDS for KYC
Apr 18, 2024
Inexpensive and easily obtained deepfake photographs of IDs, generated by AI, are available online. These pose a problem for KYC initiatives.
Podcast
Root Causes 378: Why Are Forced Revocations So Difficult?
Apr 15, 2024
We delve deep into the problem of failure to revoke on time and the multiple causes that lead to this ongoing failure.
Blog Post
What is a certificate management system & when is it needed?
Apr 12, 2024
Safeguard internet communications with SSL/TLS certificates. Learn about challenges and solutions in certificate management for enhanced cybersecurity.
Podcast
Root Causes 377: Is CPS/Issuance Misalignment a Revocation Event?
Apr 11, 2024
If you issue public certificates that are fully compliant except they don't reflect what your CPS says, are they misissued? Do they require revocation?