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The Post-Quantum World

Protiviti
Quantum Computing
Post-Quantum Cryptography
NIST
Artificial Intelligence
Cybersecurity
Logical Qubits
Error Correction
Quantum Networking
Microsoft
Quantum Sensing
Material Science
Ionq
Quantum Information Science
Infosec Global
Quantum Error Correction
D-Wave
Quantum Dots
Cryptography Standards
Quantum Internet
Atom Computing

Follow The Post-Quantum World, where Protiviti and our guests explore quantum computing and its business impacts, benefits and threats. Quantum computing capabilities are exploding, causing disruption and opportunities, but many technology and business leaders still don’t understand the impact quantum will have on their business. Protiviti is helping organizations get post-quantum ready. In our bi... more

PublishesTwice monthlyEpisodes131Founded5 years ago
Number of ListenersCategory
Technology

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Artwork for The Post-Quantum World

Latest Episodes

Is quantum technology purely a science of the future, or can it solve major enterprise problems today? In this episode, Pouya Dianat, Chief Revenue Officer of Quantum Computing Inc. (QCi), joins host Konstantinos Karagiannis to discuss how his compan... more

Is quantum computing trapped behind a hardware bottleneck? In this episode, host Konstantinos Karagiannis sits down with Richard Givhan, the CEO of Haiqu, who challenges this long-standing narrative. While the industry has historically focused on bui... more

Is the ultimate cryptocurrency ticking toward a sudden, quantum-powered collapse? In this episode, Chris Tam, President and Head of Innovation at BTQ, joins host Konstantinos Karagiannis to shatter the comforting illusions many Bitcoiners still hold ... more

Quantum technical debt is the idea that some devices cannot be upgraded to PQC. In this episode, Thorsten Stremlau, a Systems Principal Architect at NVIDIA and Co-Chair of the Trusted Computing Group (TCG) Marketing Work Group, joins host Konstantino... more

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Recent Guests

Richard Givhan
CEO of Haiqu
Haiqu
Episode: 1000x Faster and Cheaper – with Richard Givhan of Haiqu
Chris Tam
President and Head of Innovation at BTQ
BTQ
Episode: The Race to Save Bitcoin – with Chris Tam of BTQ
Thorsten Stremlau
Systems Principal Architect at Nvidia; Co-chair of TCG Marketing Work Group
Nvidia
Episode: NVIDIA Architect Warns We Might Need to Rip and Replace Hardware for PQC – with TCG
Toby Cubitt
Co-founder and CTO of Phasecraft
Phasecraft
Episode: Slashing the Time to Quantum Advantage – with Toby Cubitt of Phasecraft
Vincent van Wingerden
Director of Strategic Partnerships at Classiq
Classiq
Episode: Quantum Vibe Coding – with Vincent van Wingerden of Classiq
Dr. Kurt Rohloff
Co-founder and CTO of Duality Technologies
Duality Technologies
Episode: Computing on PQC-Encrypted Data – with Dr. Kurt Rohloff of Duality Technologies
Addie LaMarr
Popular cybersecurity educator and YouTuber with a background as an Air Force cryptographer
YouTube creator, cybersecurity educator
Episode: PQC Job Market Soaring and the Year of Quantum Seriousness – with YouTuber Addie LaMarr
Sumit Kapur
CEO of Zapata Quantum
Zapata Quantum
Episode: The Fall and Rise of a Quantum Company Boosting Algorithmic Development – with Sumit Kapur of Zapata Quantum
Felix Thomsen
CEO and co-founder of Iceberg Quantum
Iceberg Quantum
Episode: Q-Day 10x Closer Than We Thought—Pinnacle Paper Accelerates RSA Factoring — with Felix Thomsen and Paul Webster of Iceberg Quantum

Host

Konstantinos Karagiannis
Host of The Post-Quantum World; Associate Director at Protiviti

Reviews

4.8 out of 5 stars from 40 ratings
  • Interesting interviews with quantum innovators

    This is an excellent podcast to keep up with the latest innovations across the quantum ecosystem.

    Apple Podcasts
    5
    Sarah S 🥂
    United States2 years ago
  • Hi

    Hi my name is zeke and you are amazing

    Apple Podcasts
    5
    Hi dad I’m gay
    United States3 years ago
  • Great guests, cringey host

    Have to unsubscribe, the host asks the most basic questions as if he has put in no prep, doesn’t let guests really continue their line of logic.

    Apple Podcasts
    2
    Dr JTP
    United States4 years ago
  • Great content - good mix of technical and business concepts

    High quantity guests and content. Hits technical concepts without diving so deep you get lost.

    Apple Podcasts
    5
    patrioticcyber
    United States5 years ago

Listeners Say

Key themes from listener reviews, highlighting what works and what could be improved about the show.

A few listeners note host prep could be tighter but guests consistently strong
Audience appreciates mix of technical depth and real-world applications
Well-curated insights on quantum tech with practical business takeaways

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Hard ForkThe New York Times
The Room Podcast
The Room PodcastClaudia Laurie and Madison McIlwain
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Building AI BostonBuilding AI Boston
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Eye On A.I.Craig S. Smith

Talking Points

Recent interactions between the hosts and their guests.

Q-Day 10x Closer Than We Thought—Pinnacle Paper Accelerates RSA Factoring — with Felix Thomsen and Paul Webster of Iceberg Quantum
Q: Can you explain the core modular components of your architecture and why they enable such efficiency?
We split the system into processing units that handle Clifford gates, a magic engine to supply non-Clifford gates, and a shared memory module. This modularity allows high parallelism, where memory can be reused by many processing units, reducing overall qubit needs while maintaining or increasing throughput.
1000x Faster and Cheaper – with Richard Givhan of Haiqu
Q: How accessible are these capabilities today to enterprise teams who want to start experimenting?
The guest confirms that the orchestration and SDK tools are fully productized and available now, with future releases giving more control over runtime chains and modular integration.
1000x Faster and Cheaper – with Richard Givhan of Haiqu
Q: Can you give a concrete example of the kind of impact Haiqu's tools can have on a typical R&D project?
A benchmark is shared where a molecular dynamics problem moves from $30,000 for nine hours on classical hardware to a $25, 30-second quantum-assisted run, illustrating dramatic savings in both time and cost.
1000x Faster and Cheaper – with Richard Givhan of Haiqu
Q: So the main narrative has been that hardware limitations control the industry; why do you argue the software layer is the real bottleneck for enterprise R&D?
The guest explains that even with imperfect hardware, smarter software and orchestration allow researchers to load real-scale data, reduce circuit depth, and mitigate noise more efficiently, enabling meaningful progress on near-term devices.
The Race to Save Bitcoin – with Chris Tam of BTQ
Q: What did your Bitcoin Quantum testnet achieve, and why is forking from a 2011 checkpoint chosen?
Bitcoin Quantum creates a practical playground to study post-quantum parameters, transaction sizing, and mining dynamics; forking from a 2011 baseline provides a clean, pure version of Bitcoin to observe how post-quantum cryptography would behave without later protocol complexities.

Audience Metrics

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Frequently Asked Questions About The Post-Quantum World

What is The Post-Quantum World about and what kind of topics does it cover?

The show's recent episodes center on practical PQC adoption in enterprise environments, hardware trust, and the regulatory trajectory shaping post-quantum readiness. Guests span hardware architects, cryptography experts, and quantum strategy investors, exploring topics from hardware refresh cycles and TPM crypto agility to fully homomorphic encryption, quantum algorithms, and real-world business applications. A notable pattern is tying advanced quantum concepts to tangible business outcomes—risk mitigation, regulatory compliance, and cost-effective migration—often through concrete case studies, vendor perspectives, and startup strategies. The format tends to balance technical depth with actionable guidance for security teams, IT leaders, an... more

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Which podcasts are similar to The Post-Quantum World?

These podcasts share a similar audience with The Post-Quantum World:

1. The New Quantum Era - innovation in quantum computing, science and technology
2. BG2Pod with Brad Gerstner and Bill Gurley
3. The a16z Show
4. Investing Experts
5. TBPN

How many episodes of The Post-Quantum World are there?

The Post-Quantum World launched 5 years ago and published 131 episodes to date. You can find more information about this podcast including rankings, audience demographics and engagement in our podcast database.

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What guests have appeared on The Post-Quantum World?

Recent guests on The Post-Quantum World include:

1. Richard Givhan
2. Chris Tam
3. Thorsten Stremlau
4. Toby Cubitt
5. Vincent van Wingerden
6. Dr. Kurt Rohloff
7. Addie LaMarr
8. Sumit Kapur

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