Root Causes 677: The Harmonic Observatory - Simulating Quantum Fourier Transform, Part 1
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.
19 October 2026, 5:32 pm
8 minutes 35 seconds
Root Causes 676: The Quantum Choir - Simulating Grover's Algorithm, Part 2
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.
16 October 2026, 11:55 am
19 minutes 54 seconds
Root Causes 675: The Quantum Choir - Simulating Grover's Algorithm, Part 1
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.
14 October 2026, 11:55 am
19 minutes 6 seconds
Root Causes 674: Cryptographic Agility on Both Axes
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?
12 October 2026, 11:00 am
15 minutes 33 seconds
Root Causes 673: Harvest Now, Decrypt 83 Years Later
Researchers have used AI to decode two German Enigma messages that have remained unbroken since the second world war. We describe how this was accomplished.
9 October 2026, 8:00 am
15 minutes 51 seconds
Root Causes 672: New AI-driven Attack on RSA 1024 Revealed
This year we have seen a series of AI-enabled cryptographic attacks. In this episode we discuss a new exploit to abuse signing mechanisms in HSMs.
7 October 2026, 8:00 am
18 minutes 23 seconds
Root Causes 671: IETF Releases MTC Draft 6
The PLANTS working group in IETF recently released its draft 6 of the Merkle Tree Certificates standard. We go over what is new in this draft.
3 October 2026, 1:44 am
22 minutes 2 seconds
Root Causes 670: Apple Announces Its MTC Root Program
Apple has announced it will support Merkle Tree Certificates for PQC and has released a draft root store policy. We share some of the surprising requirements in this draft.
1 October 2026, 2:13 am
10 minutes 13 seconds
Root Causes 669: The clientAuth EKU Deprecation Is Coming
Publicly trusted client authentication certificates have a hard deadline to be deprecated in Q1 2027. Not everyone is ready for that. We discuss some of the reasons why and what to do about it.
28 September 2026, 6:02 pm
10 minutes 29 seconds
Root Causes 668: AI in 1000 Days - Ownership of IP
In our ongoing series on how AI will change in the next three years, we discuss unresolved questions involving ownership of AI-created or -modified content. Plus, what happens when your AI steals intellectual property without your knowledge?
25 September 2026, 9:36 pm
30 minutes 48 seconds
Root Causes 667: South Korea Has a Parallel PQC Program with Separate Algorithms
The NIST contest has not been the only government-led effort to discover qunatum-resistant algorithms. In this episode we describe South Korea's PQC contest, which is entirely independent of the NIST contest.