BR019 - Proof of Keys Day Twitter Space ft. Lopp, Craig Raw, Lazy Ninja, mshodl, Rijndael & guests

We held an impromptu Twitter spaces on Proof of Keys day to discuss Bitcoin self custody. I was joined by guests including Justine Harper, Jameson Lopp, Dee, Craig Raw, Lazy Ninja and Rijndael among others, to discuss all things Bitcoin self custody - from noob to self custody guru!

Discussion Topics:

• 00:07:46 Most common ways to lose coins


• 00:19:01 Passphrases


• 00:27:30 Leaving coins on exchanges


• 00:34:51 Metal backups


• 00:40:21 Wallet recovery


• 00:44:01 Singe sig roundup


• 00:44:45 Seed XOR


• 00:48:14 Multisig overview


• 00:51:34 Multisig solutions


• 00:57:28 Unchained capital collaborative multisig


• 01:00:56 Casa collaborative multisig


• 01:04:55 Nunchuk multisig


• 01:09:27 Summary of self custody solutions


• 01:17:12 Security


• 01:18:34 Can SHA256 be broken?


• 01:22:53 Entropy and secure key generation


• 01:29:30 Air gapping and secure software/hardware


• 01:36:59 Binaries


• 01:38:24 Hardware random number generators


• 01:46:00 Quantum computer risk


• 01:46:48 Multisig grifting attacks


• 01:49:13 All signing devices are not made equal


• 01:51:34 Rolling dice for entropy


• 01:52:18 Correctly adding entropy to key generation


• 01:54:15 Important features of hardware wallets


• 01:56:06 "Strength in numbers" in Bitcoin security


• 01:59:06 Different approaches to signing device security


• 02:00:34 True versus concatenated random number generators


• 02:04:00 Summary of complexities and theoretical risks in wallet generation


• 02:05:32 USB VS SD


• 02:11:00 Non secure chip attack vectors


• 02:12:40 Firmware attack vectors


• 02:15:38 Multichip approach to hardware security


• 02:16:18 Relevancy of weighting of dice for creating entropy

Links & Contacts:

• Website: https://bitcoin.review/Podcast


• Twitter: https://twitter.com/bitcoinreviewhq


• NVK Twitter: https://twitter.com/nvk


• Telegram: https://t.me/BitcoinReviewPod


• Email: [email protected]


• Nostr & LN:⚡[email protected] (not an email!)

Full show notes: https://bitcoin.review/podcast/episode-19/