Breaking down the Coldcard exploit & ramifications for self-custody

The Starting Block · Aug 13, 2026 · 1h 6m · transcript

Casa CTO Jameson Lopp joins Gareth Jenkinson on The Starting Block to discuss how the Coldcard entropy exploit unfolded, why multi-vendor multisig is the gold standard for self-custody, and why Bitcoin self-custody is still worth pursuing despite the risks. Foundation CTO Zach Herbert also joined Gareth for the day's Market Pulse, where he discussed the role of AI in discovering the Coldcard bug and what the industry needs to do to rebuild trust in self-custody.

OUTLINE

00:06 - Welcome & Show Intro

01:47 - Block Briefing: Strategy Sells BTC

03:17 - Trump Media, SEC/CFTC Turf War & More

09:35…