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PODCAST

Security Cryptography Whatever

Deirdre Connolly, Thomas Ptacek, David Adrian

Some cryptography & security people talk about security, cryptography, and whatever else is happening.

technology mathematics

All Episodes

71:07

Stop Using Encrypted Email with William Woodruff

Security Cryptography Whatever ·

2025/08/23

There was a bug in an OpenPGP library which finally gave us an excuse to tear encrypted email via PGP to shreds. Our special guest William Woodruff joined us to help explain the vuln and indulge our gnashing of teeth on why email was never meant to be encrypted and how other modern tools do the job much, much better.Watch on YouTube: https://www.youtube.com/watch?v=IoL3LfIozJoTranscript: https://securitycryptographywhatever.com/2025/08/22/stop-using-encrypted-email-with-william-woodruffLinks:-

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85:21

Alex Gaynor

Security Cryptography Whatever ·

2025/08/16

We chat with friend of the pod and special guest Alex Gaynor, former deputy chief technologist at the FTC and all around good Security Person™. Join for nerdery about WebAuthn, stay for accidentally melting down GitHub APIs around November 2020! Watch on YouTube: https://www.youtube.com/watch?v=gBoGvyvsSi4Transcript: https://securitycryptographywhatever.com/2025/08/16/alex-gaynorLinks:- https://knowyourmeme.com/memes/no-take-only-throw-

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60:56

Vegas, Baby!

Security Cryptography Whatever ·

2025/07/29

We’re throwing a party in Vegas! Someone called it SCWPodCon last year, and the name stuck. It’s sponsored by Teleport, the infrastructure identity company. Get SSO for SSH! If Thomas was here, I’m sure he’d tell you that Fly.io uses Teleport internally. Oh also there's some thing called Black..pill? Black Pool? Something like that happening in Vegas, with crypto talks, so we chatted about them a bit, plus some other stuffSCWPodCon 2025:

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62:25

E2EE Storage Done Right with Matilda Backendal Jonas...

Security Cryptography Whatever ·

2025/05/19

It seems like everyone that tries to deploy end-to-end encrypted cloudstorage seems to mess it up, often in new and creative ways. Our specialguests Matilda Backendal, Jonas Hofmann, and Kien Tuong Trong give us a tour through the breakage and discuss a new formal model of how to actually build a secure E2EE storage system.Watch on YouTube: https://youtu.be/sizLiK_byCwTranscript: https://securitycryptographywhatever.com/2025/05/19/e2ee-storage/Links:- https://brokencloudstorage.info-

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14:56

Picking Quantum Resistant Algorithms

Security Cryptography Whatever ·

2025/03/24

Migrating the US government to quantum-resistant cryptography is hard, luckily the gamer presidents are on it. This episode is extremely not safe for work, nor does it reflect the political opinions of, well, anybody. "Security Cryptography Whatever" is hosted by Deirdre Connolly (@durumcrustulum), Thomas Ptacek (@tqbf), and David Adrian (@davidcadrian)

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48:30

Apple Pulls Advanced Data Protection in the UK with...

Security Cryptography Whatever ·

2025/02/25

Apple has pulled the availability of their opt-in iCloud end-to-end encryption feature, called Advanced Data Protection, in the UK. This doesn't only affect UK Apple users, however. To help us make sense of this surprising move from the fruit company, we got Matt Green, Associate Professor at Johns Hopkins, and Joe Hall, Distinguished Technologist at the Internet Society, on the horn. Recorded Saturday February 22nd, 2025. Transcript: https://securitycryptographywhatever.com/2025...

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80:42

Cryptanalyzing LLMs with Nicholas Carlini

Security Cryptography Whatever ·

2025/01/28

'Let us model our large language model as a hash function—' Sold.Our special guest Nicholas Carlini joins us to discuss differential cryptanalysis on LLMs and other attacks, just as the ones that made OpenAI turn off some features, hehehehe.Watch episode on YouTube: https://youtu.be/vZ64xPI2Rc0Transcript: https://securitycryptographywhatever.com/2025/01/28/cryptanalyzing-llms-with-nicholas-carlini/Links:- https://nicholas.carlini.com- “Stealing Part of a Production Language Model”: https...

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57:14

Biden’s Cyber-Everything Bagel with Carole House

Security Cryptography Whatever ·

2025/01/21

Just a few days before turning off the lights, the Biden administration dropped a huge cybersecurity executive order including a lot of good stuff, that hopefully [cross your fingers, knock wood, spin around three times and spit] will last into future administrations. We snagged some time with Carole House, outgoing Special Advisor and Acting Senior Director for Cybersecurity and Critical Infrastructure Policy, National Security Council in the Biden-Harris White House, to give us a brain dump...

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53:36

Quantum Willow with John Schanck and Samuel Jacques

Security Cryptography Whatever ·

2024/12/18

THE QUANTUM COMPUTERS ARE COMING...right? We got Samuel Jacques and John Schanck at short notice to answer that question plus a bunch of other about error correcting codes, logical qubits, T-gates, and more about Google's new quantum computer Willow.Transcript: https://securitycryptographywhatever.com/2024/12/18/quantum-willowLinks:- https://blog.google/technology/research/google-willow-quantum-chip/ - https://research.google/blog/making-quantum-error-correction-work/- https://blog.googl...

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67:45

Dual_EC_DRBG with Justin Schuh and Matthew Green

Security Cryptography Whatever ·

2024/12/07

Nothing we have ever recorded on SCW has brought so much joy toDavid. However, at several points during the episode, we may have witnessed Matthew Green's soul leave his body.Our esteemed guests Justin Schuh and Matt Green joined us to debate whether `Dual_EC_DRBG` was intentionally backdoored by the NSA or 'just' a major fuckup.Transcript: https://securitycryptographywhatever.com/2024/12/07/dual-ec-drbgLinks:- Dicky George at InfiltrateCon 2014, 'Life at Both Ends of the Barrel - An NSA Targ...

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73:55

A Little Bit of Rust Goes a Long Way with Android's...

Security Cryptography Whatever ·

2024/10/15

You may not be rewriting the world in Rust, but if you follow the findings of the Android team and our guest Jeff Vander Stoep, you'll drive down your memory-unsafety vulnerabilities more than 2X below the industry average over time! 🎉Transcript: https://securitycryptographywhatever.com/2024/10/15/a-little-bit-of-rust-goes-a-long-way/Links:- https://security.googleblog.com/2024/09/eliminating-memory-safety-vulnerabilities-Android.html- “Safe Coding”: https://dl.acm.org/doi/10.1145/3651621-

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83:39

Campaign Security with [REDACTED]

Security Cryptography Whatever ·

2024/10/13

With the 2024 United States Presidential Election right around the corner, we talk to an unnamed guest who has worked on cybersecurity for political campaigns in the United States since 2004. We recorded this in late August, 2024.Transcript: https://securitycryptographywhatever.com/2024/10/13/campaign-security/Links:- Active Measures by Thomas Rind: https://us.macmillan.com/books/9780374287269/activemeasures- Aurora: https://en.wikipedia.org/wiki/Operation\_Aurora- Google APP announcement, Oc...

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64:04

Telegram with Matthew Green

Security Cryptography Whatever ·

2024/09/07

We finally have an excuse to tear down Telegram! Their CEO got arrested by the French, apparently not because the cryptography in Telegram is bad, but special guest Matt Green joined us to talk about how the cryptography is bad anyway, and you probably shouldn't use Telegram as a secure messenger of any kind!Transcript: https://securitycryptographywhatever.com/2024/09/06/telegramLinks:- https://blog.cryptographyengineering.com/2024/08/25/telegram-is-not-really-an-encrypted-messaging-app/- Lav...

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57:26

Summertime Sadness

Security Cryptography Whatever ·

2024/07/25

Are you going to be in Vegas during BlackHat / DEF CON? We're hosting a mixer, sponsored by Observa! We have limited capacity, so please only register if you can actually come. Location details are in the confirmation email. Tickets will be released in batches, so if you get waitlisted, there's a good chance you still get in. Looking forward to seeing you in Vegas!Ticket Link: https://www.eventbrite.com/e/scwpod-vegas-2024-tickets-946939099337We talk about CrowdStrike in this episode, but

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85:49

Zero Day Markets with Mark Dowd

Security Cryptography Whatever ·

2024/06/24

We have Mark Dowd on, founder of Aziumuth Security and one of the authors of The Art of Software Security Assessment, to talk about the market for zero day vulnerabilities, and how mitigations affect monetizing offensive security

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108:16

ekr

Security Cryptography Whatever ·

2024/05/24

iykykTranscript: https://securitycryptographywhatever.com/2024/05/25/ekr/Links:- https://hovav.net/ucsd/dist/draft-shacham-tls-fasttrack-00.txt- https://crypto.stanford.edu/~dabo/pubs/papers/fasttrack.pdf- https://datatracker.ietf.org/doc/html/rfc8446- SoK: SCT Auditing in Certificate Transparency: https://arxiv.org/pdf/2203.01661- A hard look at Certificate Transparency, Part I: Transparency Systems: https://educatedguesswork.org/posts/transparency-part-1/- A hard look at Certificate Transpa...

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61:47

STIR/SHAKEN with Paul Grubbs and Josh Brown

Security Cryptography Whatever ·

2024/04/30

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19:28

Cryptography Tier List

Security Cryptography Whatever ·

2024/03/23

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55:34

Post-Quantum iMessage with Douglas Stebila

Security Cryptography Whatever ·

2024/03/03

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56:13

High-assurance Post-Quantum Crypto with Franziskus...

Security Cryptography Whatever ·

2024/01/29

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58 results

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