Welcome to Root Causes: the ultimate podcast on PKI and security

It’s a fact, digital identities govern every aspect of our lives. None of our modern infrastructure would be able to operate without them. Every week, industry experts Tim Callan and Jason Soroko dive into the fascinating world of PKI and digital identities, to keep you up to date with its latest trends and developments.

Explore our recent episodes

Podcast | Oct 14, 2024

Root Causes 432: Apple Floats New Short-lived Certificate…

Apple recently floated a draft CABF ballot for commentary that steps down maximum term for SSL certificates to 45 days by 2027.

Root Causes

SSL / TLS

90-day

Certificate Lifecycle Management (CLM)

Tim Callan

Jason Soroko

Podcast | Oct 11, 2024

Root Causes 431: New Mozilla Proposal to Combat Delayed…

Deliberate delay of mandatory revocations has plagued the WebPKI in 2024. A new proposed policy from Mozilla stands to eliminate most of this behavior.

Root Causes

SSL / TLS

Tim Callan

Jason Soroko

Podcast | Oct 09, 2024

Root Causes 430: How Does a TLS Handshake Work?

In this episode we give a high level explanation of what happens in a TLS 1.3 handshake and then discuss what will happen when PQC is included.

Root Causes

SSL / TLS

Post quantum cryptography (PQC)

Sectigo Team

Delivering Digital Trust

Podcast | Oct 08, 2024

Root Causes 429: ServiceNow Outage Due to Expired Root…

A ServiceNow private CA root expired, creating outages across hundreds of enterprises. We explain what appears to have gone on.

Root Causes

Tim Callan

Jason Soroko

Podcast | Oct 04, 2024

Root Causes 428: .MOBI Attack Puts WHOIS-based DCV into Question

White hat researchers managed to take over WHOIS for the .mobi TLD, foretelling the death of WHOIS as an email source for Domain Control Validation (DCV).

SSL / TLS

Domain Validation (DV)

Tim Callan

Jason Soroko

Podcast | Oct 02, 2024

Root Causes 427: Mapping CLM to NIST CSF 2.0

In this episode we map the contributions of Certificate Lifecycle Management into the new NIST Cybersecurity Framework 2.0.

Root Causes

Certificate Lifecycle Management (CLM)

Tim Callan

Jason Soroko

Explore all episodes

Why Root Causes?

Join the world’s most popular PKI and security podcast, Root Causes, where industry veterans Tim Callan and Jason Soroko unravel the complexities of PKI, online trust, and digital certificates. Root Causes is the first podcast of its kind, delving deep into the how and why of digital identity and the technology, practices, and regulations surrounding it. We share the latest developments in digital certificates, encryption, PKI, authentication, blockchain, malware, and much more.

Over 500,000 listens

With new episodes every week, join us as we peel the onion on the fascinating world of PKI and digital ID.

Meet Tim and Jason

Tim Callan and Jason Soroko, pioneers at the forefront of PKI and Digital Trust innovation, combine decades of experience. Tim leads customer journey optimization and compliance efforts at Sectigo, while Jason drives product innovation, customer interaction, and industry standards alignment.