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 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

Podcast | Sep 30, 2024

Root Causes 426: Expired Certificate Takes Down Bank of England

A certificate expiration is now known to have created July's outage of Bank of England. Join us as we shake our heads in amazement yet again.

Root Causes

Tim Callan

Jason Soroko

Podcast | Sep 27, 2024

Root Causes 425: PQC Requirements for Voting Systems

In honor of the upcoming US elections, we describe the six main requirements for a post-quantum voting system.

Root Causes

Post quantum cryptography (PQC)

Tim Callan

Jason Soroko

Podcast | Sep 25, 2024

Root Causes 424: Using LoRA IoT Protocol for Clandestine…

In this episode we describe the LoRA protocol, which allows IoT devices to communicate securely without using a cellular network.

Root Causes

Tim Callan

Jason Soroko

Podcast | Sep 20, 2024

Root Causes 423: Is a Certificate Software or a Service?

In this episode we discuss the dual nature of a public certificate as both a file and part of a holistic service that lasts until its expiration.

Root Causes

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.