Root Causes: A PKI and Security Podcast

Root Causes 659: Should We Lengthen Certificate Lifespans?

Root Causes: A PKI and Security Podcast

Show Notes

With certificate lifespans shortening, we occasionally run into those who disagree with this trend and seek to lengthen maximum term once again. We examine regressive attitudes in PKI, why they occur, and the reasons that lessening security is generally a bad policy.

More from Root Causes: A PKI and Security Podcast

Oct 21, 2026

Jason uses a quantum simulator to show us how a cryptographically relevant quantum comptuer (CRQC) would employ Shor's algorithm to attack RSA. Part two of two, with guest Bruno Coulliard.

Oct 19, 2026

Jason uses a quantum simulator to show us how a cryptographically relevant quantum comptuer (CRQC) would employ Shor's algorithm to attack RSA. Part one of two, with guest Bruno Coulliard.

Oct 16, 2026

In this second of two episodes, Jason walks guest Bruno Coulliard and me through his real-world experience building quantum simulators, including some of the lessons he learned.

Oct 14, 2026

In this first of two episodes, Jason walks guest Bruno Coulliard and me through his real-world experience building quantum simulators, including some of the lessons he learned.

Oct 12, 2026

Repeat guest Bruno Coulliard of Crypto4A joins us to discuss the accelerating pace of change in digital technology, which is going at a rate unprecedented in human history. How do we as people adjust to the hyperspeed of today's technology landscape? And how do we apply these ideas to cryptography?

See all episodes →