Breaking Down AI’s Threat to Cryptography /w Kostas Chalkias

The Starting Block · August 21, 2026, 4:50AM EDT · 53:23

Episode 35 of The Starting Block, hosted by The Block’s Gareth Jenkinson, was broadcasted live with Mysten Labs Co-Founder Kostas Chalkias.

Mysten Labs Co-Founder Kostas Chalkias joins Gareth Jenkinson on The Starting Block to discuss AI as a growing threat to cryptographic security, the case for continuous automated auditing of blockchain code, and how Walrus Memory enables decentralized AI data portability across LLMs.

OUTLINE
00:11 – Show Open & Markets
02:43 – The Block Briefing
08:00 – Hot Seat: AI vs. Cryptography
12:54 – Cold Card & Continuous Auditing
17:24 – Hardware Wallets & Multi-Sig
24:37 – Sam Blackshear & Anthropic
29:29 – Walrus Memory & LLM Portability
37:57 – Decentralized AI: Can It Scale?

Guest links:
Kostas Chalkias – https://x.com/kostascrypto
Mysten Labs – https://x.com/Mysten_Labs

Host links:
Gareth Jenkinson – https://x.com/gazza_jenks
The Block – https://x.com/TheBlockCo
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