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Not Cold Enough | Bitcoin News episode artwork

Aug 3, 2026 1 hr 53 min

Not Cold Enough | Bitcoin News

from Bitcoin And | Bitcoin & Economic News Hosted by David Bennett | Bitcoin & Economic News

Bitcoin news and bitcoin analysis update. Today I cover the reported Coldcard wallet sweeps, the firmware 4.x entropy failure blamed for predictable seed generation, CoinKite’s response, emergency wallet migration, phishing attacks, and the volunteers helping affected users protect their bitcoin. I also look at how AI-assisted code review could change security standards for Bitcoin technology, hardware wallets, and open-source software far beyond Bitcoin. Topics for today: Why I recommended Coldcard and why I was wrong Reported Coldcard wallet sweeps beginning July 30 Coldcard firmware 4.x and reduced seed entropy How attackers searched predictable Bitcoin seeds Why air-gapped wallets still lost funds Coldcard models and firmware versions reportedly affected Passphrase protection and later attack waves Reports of replacement firmware bricking devices Moving bitcoin without making panic-driven mistakes Coldcard phishing emails and fake wallet audits BTC Sessions, Rob Hamilton, and volunteer rescue efforts AI code audits and the new security standard What this crisis means for Bitcoin self-custody Never enter your seed phrase into a website, support form, emergency tool, or unsolicited message. Hardware wallet manufacturers do not need your seed phrase to provide legitimate support. Get Your Free Comfrey Owner's Manual Here: https://www.bitcoinandshow.com/the-comfrey-owners-manual-is-here/ Help a Brother Out With 5 Star Reviews: Apple Podcasts: https://podcasts.apple.com/us/podcast/bitcoin-and-bitcoin-economic-news/id1438789088 Spotify Podcasts: https://open.spotify.com/show/1dsTluNHIPNsXVRghpqxhY Amazon Music: https://music.amazon.com/podcasts/9ef7d5b6-9137-439d-94eb-8071ec6bf890/bitcoin-and-bitcoin-economic-news YouTube Music: https://music.youtube.com/playlist?list=PLWaKxaQF5Q5WiTq80SBYs_7iLDtleV0rZ Find the Bitcoin And Podcast on every podcast app here: https://episodes.fm/1438789088 Find me on nostr npub1vwymuey3u7mf860ndrkw3r7dz30s0srg6tqmhtjzg7umtm6rn5eq2qzugd (npub) 6389be6491e7b693e9f368ece88fcd145f07c068d2c1bbae4247b9b5ef439d32 (Hex) Twitter: https://twitter.com/DavidB84567 StackerNews: stacker.news/NunyaBidness Podcasting 2.0: fountain.fm/show/eK5XaSb3UaLRavU3lYrI Apple Podcasts: tinyurl.com/unm35bjh Mastodon: https://noauthority.social/@NunyaBidness Support Bitcoin And . . . on Patreon: patreon.com/BitcoinAndPodcast Find Lightning Network Channel partners here: https://t.me/+bj-7w_ePsANlOGEx (Nodestrich) https://t.me/plebnet (Plebnet) Music by: Flutey Funk Kevin MacLeod (incompetech.com) Licensed under Creative Commons: By Attribution 3.0 License creativecommons.org/licenses/by/3.0/

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Not Cold Enough | Bitcoin News

0:00 1:53:25

Chapters

  1. 0:02 David Bennett Retracts Coldcard Wallet Advice
  2. 4:28 Coldcard Funds Survived: Why My Wallet Was Safe
  3. 9:38 Coldcard Responsibility, CoinKite, and the Apology
  4. 18:36 Coldcard Wallet Drains Begin: July 30 Timeline
  5. 23:51 Coldcard Seed Entropy Failure Defeated Air-Gapped Wallets
  6. 33:02 Coldcard Firmware 4.x, Bricked Devices, and Broken Trust
  7. 40:50 Coldcard Wallet Crisis: Four Phases of Discovery and Denial
  8. 47:02 Coldcard Vacation Panic and Emergency Bitcoin Migration
  9. 57:15 Coldcard Phishing Attacks Follow the Wallet Exploit
  10. 1:02:02 Bitcoin Community Rescue Efforts for Coldcard Users
  11. 1:08:44 AI Code Audits and the Coldcard Security Crisis
  12. 1:24:45 Bitcoin Hardware Wallet Security and Swarm Audits, Final Warnings, Liability, and Where Blame Belongs

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This episode is 1 hour and 53 minutes long.

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This episode was published on August 3, 2026.

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