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EPISODE 539
Broadcast Date:
October 22, 202520 minutes
Podcast Oct 22, 2025Root Causes 539: What Is the Two-QWAC Architecture?
A new kind of eIDAS QWAC is on the way. The "two-QWAC architecture" adds a second cert containing organization information to be displayed by the browser.
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EPISODE 538
Broadcast Date:
October 20, 20259 minutes
Podcast Oct 20, 2025Root Causes 538: What Is an Entropy Desert?
An environment in which credentials are extremely predictable could be described as an entropy desert. There are occurring at a global scale.
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EPISODE 537
Broadcast Date:
October 17, 202513 minutes
Podcast Oct 17, 2025Root Causes 537: The Thermodynamics of Privacy
In this episode we build on our concept of entropy-aware guidance to explain how we might quantify privacy.
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EPISODE 536
Broadcast Date:
October 15, 202512 minutes
Podcast Oct 15, 2025Root Causes 536: Patent Blocker on ML-KEM
A patent dispute in 2024 nearly blocked ML-KEM. But new concerns question if that resolution guaranteed full, clear access to all ML-KEM implementations.
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EPISODE 535
Broadcast Date:
October 12, 202510 minutes
Podcast Oct 12, 2025Root Causes 535: The CPS Is a Superset of Actual Practices
The CPS must always be a superset of actual practices in a properly running CA. We explain why this is a product of good design.
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EPISODE 534
Broadcast Date:
October 10, 20259 minutes
Podcast Oct 10, 2025Root Causes 534: Signing the Machines That Think
Imagine what happens if you use the wrong LLM, including a malicious model placed there for mischief or crime. How do you know? By signing our AI models.
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EPISODE 533
Broadcast Date:
October 7, 20259 minutes
Podcast Oct 07, 2025Root Causes 533: Flexibility Through Multi-CA Trust Models
We discuss how a static PKI structure can hurt corporate flexibility and resilience. Events like reorgs and M&A activity can cause intractable problems.
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EPISODE 532
Broadcast Date:
October 2, 202518 minutes
Podcast Oct 02, 2025Root Causes 532: Introducing Offline PKI
In this episode, Jason describes how we might use the principles of PKI in a purely offline scenario.
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EPISODE 531
Broadcast Date:
October 1, 202517 minutes
Podcast Oct 01, 2025Root Causes 531: Benefits of Single-purpose Root Hierarchies
Public certificates are transitioning from multi-purpose root hierarchies to single-purpose ones. We discuss why.
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EPISODE 530
Broadcast Date:
September 29, 202519 minutes
Podcast Sep 29, 2025Root Causes 530: Introducing the AI Iceberg
We compare AI in 2025 to Internet in 1995 and describe the AI iceberg, including the majority of applications which are below the waterline.
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EPISODE 529
Broadcast Date:
September 24, 20258 minutes
Podcast Sep 24, 2025Root Causes 529: What Is a Common Mark Certificate?
Verified Mark Certificates (VMC) now have a companion product for logos that are not registered trademarks, called a Common Mark Certificate (CMC). We explain the differences.
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EPISODE 528
Broadcast Date:
September 18, 202517 minutes
Podcast Sep 18, 2025Root Causes 528: Misissued SSL Certificate for 1.1.1.1
A CA has incorrectly issued TLS certificates for the 1.1.1.1 and 2.2.2.2 IP addresses. We go into the details.
