BitcoinReview
Bitcoin.Review

A Podcast and Newsletter review of Bitcoin Software updates and related topics with NVK and guests.

Public Key

npub1qdcakl75gd7wv0nqmmwrz09ddm5tzl7xj8lq2gclng2qzd8up5yqjpzclt

NIP-05 Address

Profile Code

nprofile1qqsqxuwm0l2yxl8x8esdahp38jkka6930lrfrls9yv0e59qpxn7q6zqpzemhxue69uhhyetvv9ujuurjd9kkzmpwdejhgqguwaehxw309ahx7um5wghx6at5d9h8jampd3kx2apwvdhk6x30y45

Publishing to

relay.primal.net

nostr.mutinywallet.com

Author Public Key

npub1qdcakl75gd7wv0nqmmwrz09ddm5tzl7xj8lq2gclng2qzd8up5yqjpzclt

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Last Notes

2025-07-03 18:56:56 CEST

The future of Cove wallet is bright...
📱 Android
🔄 Payjoin
🤫 Silent Payments
🧩 Kyoto compact block filters (BDK)
🧪 Bad entropy detection
🖥 Desktop w/ xPub sync via iCloud or iroh
🔐 JoinMarket UI
@nprofile…wfa9 shares the exciting roadmap with @nprofile…4yd4 in BR097.
https://blossom.primal.net/2456a3b7fe376595a692d4ba33f8749f26c569a98794694a71e6a741616b44f5.mp4

2025-06-27 23:52:21 CEST

Imagine a wallet that graduates users from custodial ecash to lightning self custody, automatically.
Reducing LSP load, simplifying UX, improving self-custody. 👌
@nprofile…tnuq shares the concept of his latest project with @nprofile…8jup , @nprofile…vzrh and @nprofile…rrx9 in BR097.
https://blossom.primal.net/916406ca65f90b4f1d491ddd8a97b798476495b16b8f942217742762c9e0f1ac.mp4

2025-06-25 02:08:49 CEST

✅ You protect your keys.
🚫 But you still give up your name, address, selfie & passport to comply with KYC.
Coinbase leaked 1M+ records — a predictable failure.
@nprofile…rrx9 & @nprofile…8jup discuss how KYC puts us all in danger in BR097.
https://blossom.primal.net/64af5008240b3fef5e535b39c8941e30f4b60752f9b6b72685aaabf954892b03.mp4

2025-06-23 18:15:09 CEST

Bitcoin-only exchange @nprofile…fres recently dropped v5.0.0 of their mobile app:
⚒ Rewritten from scratch
📲 BDK wallet engine
⚡ Liquid & LN swaps, Payjoin
🛡 Hardware wallet support on the way
@nprofile…9w57 , @nprofile…u2h3 & @nprofile…7p93 discuss the major release in BR097.
https://blossom.primal.net/e5895b4293c3ec28742c56d07bf2642ccc6085deead6e47594d36ca03c529af7.mp4

2025-06-23 00:38:16 CEST

What would it take to bring a frictionless #Lightning wallet to the Mac desktop?
@nprofile…9w57 & @nprofile…u2h3 discuss the potential, and the hurdles that would need to be overcome, in BR097.
https://blossom.primal.net/349c3256fbdb6f4dda7669eea6fd188a4d8fb98ce4d61b2b84bee84abb387469.mp4

2025-06-22 02:49:14 CEST

Bitcoin’s “non-consensual receive” nature is pertinent for protocols like Fedimint & Cashu.
On-chain deposits into Harbor work if the mint allows it - but with no safeguard against large dumps.
@nprofile…znla , @nprofile…ka20 & @nprofile…6njq discuss the different ecash modalities in BR097.
https://blossom.primal.net/e72b0d58668d8a297046b087198099d6b0cd22a565ca461edd350ff67174e70e.mp4

2025-06-21 02:56:28 CEST

🚨 Ledger Donjon disclosed a critical flaw in Tangem’s Android app, where fake cards could pass as genuine by spoofing public keys and IDs.
The issue? Improper attestation checks. (Patched in v5.18.3).
@nprofile…znla covers the bug, the fix, and its security implications in BR097.
https://blossom.primal.net/d476b3fd3d8d0a014d2899125e33c7fc3ad129ff3703680c5c4e04f208ae0bb5.mp4

2025-06-20 01:28:28 CEST

Built by researchers at @npub1jg5…6n8n & Ledger, #DahLIAS enables:
• Constant-size sigs
• ~2x faster verification
• Preprocessing support
• Path to cheaper, more private txns
@nprofile…6njq , @nprofile…znla & @npub1p4k…cxf8 discuss the potential in BR097.
https://blossom.primal.net/e7a9e95b0b47c7b43afeb4cbe53954c70dcc2cb43dd8ba950a8dd4aabe1633da.mp4

2025-06-19 02:03:07 CEST

Mullvad just launched VPN Loader ✅
A simple integrity checker that verifies app authenticity on Windows & macOS.
@nprofile…0c08 and @nprofile…kt92 argue this should be the norm: PGP > OS gatekeeping. [BR097]
https://blossom.primal.net/bef2fa8b8bbf0ab8e488f0187a12f77c260ac2ae7b0f8e0fc7655779f3689767.mp4

2025-06-18 01:09:34 CEST

Running an LSP in the U.S. is still a legal gray area 🚫
The BRCA (Blockchain Regulatory Certainty Act) aims to fix that - providing legal cover for non-custodial actors.
@nprofile…gh80 , @nprofile…5e7j , @nprofile…0c08 & @npub1p4k…cxf8 discuss the legal initiative in BR097.
https://blossom.primal.net/637e0a884d13246a10c2a7097541ad79d6d1c2dec7304d912b973e7a1311ecb8.mp4

2025-06-17 01:30:31 CEST

bdk_chain 0.23.0 drops with SPK cache support for faster wallet startup ⚡
This marks another step in @nprofile…uhtn ‘s transition toward modular libraries.
@nprofile…tvg5 and @nprofile…ytq7 explain the benefits of this shift in BR097.
https://blossom.primal.net/5205f777037ad200a3dce7d83cbe3f7a4cce3972e9ea2dda821520543d9b3131.mp4

2025-06-16 15:41:11 CEST

📲 iOS app @nprofile…j4d4 now supports #Bitcoin payments for in-app services - likely the first to do so.
They're using Zaprite, which just shipped Auto-pay, Stripe tools & LNURL integration.
@nprofile…tvg5 and @nprofile…dryx discuss the integration and @nprofile…4wfv ‘s positive momentum. [BR097]
https://blossom.primal.net/fecdf8cb0f69475f6508431d5c8ed8d71fdf253bea1ffeb36b06e74a72f26e0b.mp4

2025-06-16 01:22:09 CEST

Signal vs Microsoft’s surveillance vision:
👀 Microsoft: Wants to monitor your screen 24/7 “for productivity”
📵 Signal: DRM to block screen capture
@nprofile…8hjc , @nprofile…h7hm and @nprofile…kt8x discuss AI overreach and the defensive role of apps like Signal in BR097.
https://blossom.primal.net/bbf4f0b28f2ff5a9409ed45c752f8cc780db9ff34926694a2e43622b59e2262a.mp4

2025-06-15 02:24:52 CEST

Smart defaults save sats. 🙏
New UX in Cove wallet blocks transactions where the fee is >100% of the amount, and warns >20%.
COLDCARD has similar footgun protections, with customizable thresholds.
@nprofile…fypt and @npub1az9…m8y8 compare design decisions in BR097.
https://blossom.primal.net/e6c1e81c63aeaef4394a1ea5e1e01cc15b8065539682079c799c9358434dca82.mp4

2025-06-13 00:06:44 CEST

Android v1.68.1 of @npub1cvq…yjt3 adds custom explorers, wallet reordering & archiving, and an "anti-fee sniping" setting.
What’s anti-fee sniping? 🤔
A defense against miners reorging to claim high-fee txs.
@nprofile…232g , @nprofile…p9au & @nprofile…kgep break it down in BR097.
https://blossom.primal.net/ab591fe5d95b19ee5c852e8c9cec0c7b9236350508be1a6ebfdd5fae7aa9a345.mp4

2025-06-11 18:18:40 CEST

A clean Rust core + Swift UI = fast, flexible app development. ✅
@nprofile…p9au explains why his @nprofile…e2js integration went smoothly, how Android support will be easy to add, and how feedback led to real improvements when building Cove wallet. [BR097]
https://blossom.primal.net/8ddbd517dd37524d3006cfad440291072d7254b4962911b6cba26704298e110e.mp4

2025-06-11 02:22:15 CEST

Ecash privacy and interoperability just got a level up with Harbor.
✅ Tor routing
✅ Cashu ↔ Fedimint via ⚡️Lightning
✅ On-chain receive support
Devs @nprofile…trmx and @nprofile…kgep discuss the project with @nprofile…232g and @nprofile…p9au in BR097.
https://blossom.primal.net/8bfd63f13b6ea743a29d5a41d63f095264dd76bd8ee26df9912c310798f8ab5a.mp4

2025-06-09 16:03:28 CEST

Dev + designer teams = 👌
@nprofile…9y9u credits much of Cove Wallet’s UX success to working with a non-Bitcoiner designer.
@nprofile…j9n8 encourages more dev-designer pairs to apply to @nprofile…pr67 (and start bitcoin businesses) in BR097.
https://blossom.primal.net/9509157610c6377f4d3a5756a4e12933d1e92fbf08b67f3c9d3d0dab574aa895.mp4

2025-06-08 18:30:10 CEST

Coin control has been added to Cove Wallet 🛠️
Wallet developer @nprofile…araj explains how Cove's advanced users can now search, filter & select UTXOs via a hidden menu - without compromising simplicity for casual users. [BR097]
https://blossom.primal.net/5a024f21a495c4791e00818dc0177c2c3173910dafb890d7b008cfe07b3ac894.mp4

2025-06-07 17:01:13 CEST

Harbor is a new ecash wallet for desktop, designed for privacy from the ground up.
🤖 Rust backend & frontend
🧅 Tor by default
🪙 Supports multiple mints (Fedimint + Cashu)
Devs @nprofile…3xs0 and @nprofile…cudv give @nprofile…wwgx the lowdown in BR097.
https://blossom.primal.net/7746ac874ba9820b6155a7db372daf7d2a601fd98bf3836bda9ddba353f7d260.mp4

2025-06-05 19:55:32 CEST

🚀 BR097 - Cove Wallet, Harbor, ecash, Sparrow, Liana, Bull Bitcoin, JoinMarket, Hardware Wallets, Coinbase Breach, BitLocker Vulnerability, Lightning Phoenixd, LSP Legality + MORE ft. @npub1g0e…z7dp , @nprofile…cudv , @nprofile…3xs0 & @nprofile…wwgx
🎧 Cove Wallet v0.5.1 is nearing App Store approval! Praveen shares insights on Cove Wallet's simplicity and focus on on-chain transactions, highlighting how its Rust-based architecture and BDK build work to ensure a secure and seamless user experience.
➡️ Fountain: https://fountain.fm/episode/qmlyHPliebjOxUvkQnxN
➡️ Spotify: https://open.spotify.com/episode/4axLJiFw2WVkWgoRKpxTV2
➡️ Amazon: https://music.amazon.co.uk/podcasts/2e6729fd-6d66-4d74-8cd7-6d7e8e036542/episodes/7cdcc4b4-6af0-4367-9854-f41ff28c3afa/bitcoin-review-podcast-with-nvk-guests-br097---cove-wallet-harbor-ecash-sparrow-liana-bull-bitcoin-joinmarket-hardware-wallets-coinbase-breach-bitlocker-vulnerability-lightning-phoenixd-lsp-legality-more-ft-praveen-ben-paul
➡️ Apple: https://podcasts.apple.com/gb/podcast/br097-cove-wallet-harbor-ecash-sparrow-liana-bull-bitcoin/id1632017958?i=1000711714701
➡️ YouTube: https://youtu.be/vx4n9dxVHHM
Shownotes:
➡️ Website: https://bitcoin.review/podcast/episode-97/
➡️ Substack: https://open.substack.com/pub/bitcoinreview/p/br097-cove-wallet-harbor-ecash-sparrow
https://blossom.primal.net/b405ac2fb5ae4169ca2bfa35343d25091b98091bdb12cf59c97d6e91a4d36077.mp4

2025-06-04 21:57:16 CEST

Can we make hardware wallet ↔️ desktop wallet comms even more secure?
Ephemeral handshakes, QR signing, and verifying sender identity - @nprofile…h6ze , @nprofile…yenv & @nprofile…p9ks discuss progress and possibilities in BR096.
https://blossom.primal.net/d4022a08638fc925f4c04794fa4a0cac599bdf3d2e2aae30662a23f23742ff30.mp4

2025-06-03 16:02:28 CEST

In the latest edition of Sparrow dot review, @nprofile…h6ze puts his feature requests to @npub1hea…g9v2 :
➕ Total display on send
🔁 UTXO migration with timing randomization
🔐 Key Teleport for remote key transfer
Want features? Ask the devs! [BR096]
https://blossom.primal.net/862223ac33d1111b1d341c2e43722f8cf4a5c08ea9d5f1369f08310e7142aa99.mp4

2025-06-03 04:42:27 CEST

“Herd immunity” in #Bitcoin node security 🛡️
Even if you don’t upgrade to patch vulnerabilities (like recent CVE-2024-52919), you are afforded protection when other nodes do.
@nprofile…uw4s , @nprofile…zuqc , @npub1emd…c9aw and Odell discuss node vulnerabilities and attacker incentives in BR096.
https://blossom.primal.net/39ac513c5cbaf4c5c4f4846224773483e300a50cae143debc349f46f11c6fa0f.mp4

2025-06-02 16:11:55 CEST

Should Sparrow bring indexing in-house? 🛠️
@nprofile…zuqc and @nprofile…uw4s discuss trade-offs of relying on Bitcoin Core vs. building local indexers.
Electrum server rewrites are notoriously hard (and often abandoned).
Full context in BR096.
https://blossom.primal.net/deba16e529b415f5982838352c21c2fb9d17163eecb8e40c0ce6f8b917d5e341.mp4

2025-06-01 16:44:24 CEST

Dev testing? Choose your chain:
Testnet = chaotic & adversarial
Signet = predictable & controlled
@nprofile…cvv5 walks through mining behavior, forks, and block timing.
[BR096]
https://blossom.primal.net/28cab53378ce84758294f0db1974fc08f9fd49971a937e50ed3c2c75dc958499.mp4

2025-05-30 16:58:23 CEST

Bitcoiners - it’s time to return to #nostr
@nprofile…3cse and Odell dissect why many Bitcoiners bailed on nostr after a disappointing first touch, and how UX improvements can win back users. [BR096]
https://blossom.primal.net/dc42b0f87927515fe1abe898b4ece3fa4491b08cb883af7e0a4739be658d9780.mp4

2025-05-30 03:22:37 CEST

🐦 Cormorant is not just a bird.
It’s the internal library Sparrow uses to connect with your Bitcoin Core node.
@nprofile…a07n and @nprofile…6yw7 break it down in BR096.
https://blossom.primal.net/7019861ba1baa79d0b667bd28e29757ea8905065e37b2cca5dbea622ec3082fb.mp4

2025-05-28 14:55:47 CEST

Nostr MLS is here!
A HUGE step forward. 💪
But before you start using #nostr for sensitive Bitcoin actions, take warning from @nprofile…6yw7 - encrypted or not, nostr messages live forever on servers you don’t control.
(Oh, and not to mention future post-quantum threats!)
[BR096]
https://blossom.primal.net/a41cbf2ca2559aa65f1e0d48113e8c86e12057afc7e0eaf6c63e96a2e6997297.mp4

2025-05-27 17:07:15 CEST

CTV + CHECKCONTRACTVERIFY could be the chosen path for #Bitcoin, over OP_VAULT.
@nprofile…a07n gives an overview of how it unlocks recurring payments, conditional spending, and more. [BR096]
https://blossom.primal.net/d715970f811c4eb6c99eec25c206029a2c94df9651a2664ac4b2c534912eedf1.mp4

2025-05-26 17:41:15 CEST

Bitcoin covenant proposals keep getting better.
OP_VAULT’s author now favors OP_CCV, while the CTV bug bounty remains unclaimed after 5 years.
@nprofile…enjy , @nprofile…nxu2 & @nprofile…s9py make the case for time-tested ideas in BR096.
https://blossom.primal.net/55fdb3e2173f48cd3b3f36c26e3568b979485f55ecfaed986f196bb2773c4a68.mp4

2025-05-26 04:14:50 CEST

🟠 What’s the best wallet for SATSCARD right now?
• Nunchuk ✅
• Bitcoin Keeper ✅
• Cove (coming soon)
• Sparrow (needs USB NFC device)
@nprofile…enjy , @nprofile…s9py & @npub1hea…g9v2 discuss TAPSIGNER wallet compatibility, and note desktop hardware limitations, in BR096.
https://blossom.primal.net/ff59ba8762d7d162a6f65c4b3521854dbd93a6d5b8f47bc3f823e2527fc91bb7.mp4

2025-05-24 19:15:02 CEST

🚨 CVE-2025-43707: Critical bug in rust-miniscript caused crashes when compiling certain threshold descriptors (e.g., 3-of-3 with mixed conditions).
No funds lost.
Caught by Wizardsardine.
@nprofile…u58c walks us through it in BR096.
https://blossom.primal.net/53b3788231f2f10634fbd389a4cd9ccbcdae04a5cdfa62a9cb9dc0c252cf03e3.mp4

2025-05-23 16:02:03 CEST

Version 2.6.0 of @npub1jw7…35fg adds BIP158 block filters, and now syncs via BIP158 without a backend indexer.
A big move for privacy-focused users.
@npub1az9…m8y8 , @npub1hea…g9v2 , @nprofile…0fd0 and @nprofile…2zlh discuss the update in BR096.
https://blossom.primal.net/67292987a6a862c46a9ee42561e4adeb94db77f17ce0f44f5506e327b9a46685.mp4

2025-05-22 15:32:00 CEST

Version 0.4.0 of Cove Wallet adds:
✅ Key expression imports
✅ CSV export w/ fiat values (📊 tax reporting)
✅ Krux + TAPSIGNER support
The clean, minimal on-chain wallet is gaining traction (and features!) 🚀
@nprofile…aad9 , @nprofile…qyx2 & Odell discuss the project in BR096.
https://blossom.primal.net/8ae8d03f553a630befca7c5edd14bf39bcdf144b2c47bb55f59cd4599149ad50.mp4

2025-05-21 16:47:07 CEST

Is #Bitcoin ossified?
Odell, @nprofile…aad9 , @nprofile…qyx2 and @nprofile…yenv debate whether Bitcoin’s ossification is real, or if consensus changes like CTV still have a future, in BR096.
https://blossom.primal.net/7349e8cfc46dc9cbff1aec7a0f8bece49a0b77580e7013736b32480f4aac2b5e.mp4

2025-05-20 16:13:04 CEST

Does the OP_RETURN debate indicate that soft fork momentum could be dead in #bitcoin?
Odell, @nprofile…aad9 , @nprofile…yenv & @nprofile…qyx2 discuss whether any current soft fork proposals will succeed (and what the Libbitcoin kernel could unlock). [BR096]
https://blossom.primal.net/6a6cb768a0fb4c94a4de81ed455a668e7fb796cd9b73e630d1eb80b63a07e447.mp4

2025-05-19 17:13:44 CEST

Miners already use custom versions of Core.
So why not offer more?
@nprofile…nhmh suggests releasing more distros - binaries with different options - to de-escalate tensions and empower users. [BR096]
https://blossom.primal.net/223d9ca8cf5b146a332716bab50df3faf614b11b1c925fad44f4ff53a2af7352.mp4

2025-05-18 17:20:52 CEST

What happens if a soft fork (such as CTV) were activated by 50% of the hash rate, but rejected by the rest?
@npub1emd…c9aw explains how this would play out, ultimately resulting in a chain split. [BR096]
https://blossom.primal.net/5d8a00f6313d4f081bc27351ca27c58f77f380ac2530b26d794ee58487362892.mp4

2025-05-17 19:55:52 CEST

The OP_RETURN debate raises both protocol and governance questions.
While @npub1emd…c9aw sees merit in having multiple implementations, he flags potential gaps in developer hygiene between alternative implementations vs #Core release practices.
Full conversation in BR096.
https://blossom.primal.net/fb596fb9f5f616fb2c8dd8e2259f9181ef63ed88ad594fd2416b50980dbba939.mp4

2025-05-16 19:39:45 CEST

The OP_RETURN debate may be distracting from a far more existential threat to #Bitcoin.
The Samourai Wallet case could set precedent on whether node operation is legal in the US. ⚖️
@nprofile…c2j3 urges us to focus on the real fight in BR095.
https://blossom.primal.net/08d454bc4d377801194e586b4cc9fc260b29f5c5cbf84ea0bae88cf54f9ea9cf.mp4

2025-05-15 20:22:47 CEST

- reply

@nprofile…6dp7 @nprofile…68rd @nprofile…8xr7 @nprofile…c2j3 💥🎧

2025-05-15 20:21:27 CEST

🚀 BR096 - OP_RETURN Debate, Bitcoin Core Governance, Alternative Implementations, Future Soft Forks, CTV Prospects, Core Vulnerabilities, COLDCARD Hardware Design, Testnet vs Signet + MORE ft. Rob , Odell, Craig & NVK
Links:
➡️ Fountain: https://fountain.fm/episode/Dsu7Q60FZgZWJ99ukodd
➡️ Spotify: https://open.spotify.com/episode/6QDZ4BovSTW1fgWxZT5PYX
➡️ Amazon: https://music.amazon.co.uk/podcasts/2e6729fd-6d66-4d74-8cd7-6d7e8e036542/episodes/b76e4d99-a415-486a-ae53-9bf3c874343f/bitcoin-review-podcast-with-nvk-guests-br096---op_return-debate-bitcoin-core-governance-alternative-implementations-future-soft-forks-ctv-prospects-core-vulnerabilities-coldcard-hardware-design-testnet-vs-signet-more-ft-rob-odell-craig
➡️ Apple: https://podcasts.apple.com/gb/podcast/br096-op-return-debate-bitcoin-core-governance-alternative/id1632017958?i=1000708633057
➡️ YouTube: https://youtu.be/krzoDpWfVq8
Shownotes:
➡️ Website: https://bitcoin.review/podcast/episode-96/
➡️ Substack: https://open.substack.com/pub/bitcoinreview/p/br096-op_return-debate-core-governance
Odell weighs in on the OP_RETURN debate, explaining why he believes node runners should be given more configurability, not less. 👇
https://video.nostr.build/fe5a9206999b56ce37d22ece3df78bbfc649cd0d43c3cd125240dedc360bdef4.mp4

2025-05-12 18:20:49 CEST

Prototyping future #Bitcoin upgrades on mainnet using policy signers? ✅
Taplocks offer a way to emulate CTV/CAT today (and transition seamlessly if/when the soft fork activates)
@nprofile…295v gives a deep dive with @nprofile…d9f9 and @nprofile…mgfd in BR095.
https://blossom.primal.net/326c71caf60cec7c11e1a8053db14ef0c3b67ac82685fbf40bb54a8c3105e5db.mp4

2025-05-10 17:06:42 CEST

Ephemeral anchors recently dropped in Bitcoin Core v29! 🚀
No more fee baking in pre-signed txs.
You can now "delegate" fee payment post-signature.
Better for Lightning, covenants and more.
@nprofile…7ad7 , @nprofile…2g0h & @nprofile…f6jx unpack it in BR095.
https://blossom.primal.net/25d19cf31c9432ad3a8ddf5d1894cd2244184440542b08173c8b8077e94a3aa0.mp4

2025-05-09 04:04:58 CEST

💸 Treasury privacy isn't (just) about hiding from the state - it's about protecting internal ops.
@nprofile…7ad7 outlines @nprofile…ufre's shift to CoinJoin - balancing UTXO management, tax friction, and internal visibility risks - with @nprofile…2g0h and @nprofile…f6jx in BR095.
https://blossom.primal.net/584aa2b73f462124e4da7f35ffed2963caee35fbb39c46f61e05755c4975ca91.mp4

2025-05-08 03:50:25 CEST

Is Cashu an L2 or an L3?
While this may be debated (and @nprofile…pfx4 might disagree!), @nprofile…dg6s and @nprofile…9l3k argue that #Cashu is the "perfect L3" - generally using lightning for settlement, whilst offering a different trust model and features. [BR095]
https://blossom.primal.net/88f7df8ac38038ccb6138896e0c927a58fbc5ae702d0fef48f0cbc62480586e4.mp4

2025-05-07 18:22:24 CEST

Agentic coding tools are entering YOLO mode 😵‍💻
“I don't want to install this NPM package—just take my machine.”
@nprofile…dg6s & @nprofile…9l3k joke (but not really) about how fast YOLO coding is becoming the norm in BR095.
https://blossom.primal.net/2248f40d65818b07d35124dcc907d4ebb2ea79f12e33456743d8857a97a8cdb1.mp4

2025-05-06 15:51:16 CEST

Are ETFs and MSTR another form of custodial "second layer"? 🤔
@nprofile…yg75 , @nprofile…3dje and @nprofile…773w give their take on this question in BR095.
https://blossom.primal.net/daeb5b3018d93f165ade5481a7cc51eb9f02b8a0efe5580d72034a3ca2021257.mp4

2025-05-06 04:03:44 CEST

Is the JoinMarket Jam GUI dependency on Node.js a security risk for #Bitcoin users?
@nprofile…yg75 thinks so. He's requesting a new GUI with "sane dependencies" and is willing to participate in funding its development. Calling all developers! 🛠️ [BR095]
https://blossom.primal.net/f8f5ad99ae37a38d2e76071bb154b905f3eebea4b7d49ed8fdf297dc8687fada.mp4

2025-05-05 17:56:21 CEST

DIY automation? ✅ ESP32.
Securing your #bitcoin? 🚫 ESP32
@nprofile…yg75 highlights the fundamental difference in design and purpose, and warns against trusting your keys to a chip not built for secrecy.
NVK, @nprofile…773w & @nprofile…3dje discuss ESP32 and its appropriate use cases in BR095.
https://blossom.primal.net/7018a81b394a537137c02c46bc71df1cb82b271264071a063dc721407d6e62fb.mp4

2025-05-04 19:26:03 CEST

Bitcoin's greatest strength? It just works.
Despite the initial poor reception by cryptographers, #Bitcoin managed to thrive, grow and develop to this day.
@nprofile…yg75 , @nprofile…773w and @nprofile…3dje discuss their thoughts on why this is in BR095.
https://blossom.primal.net/9ce971bc89aeadd368eeb6c048ae921598f8ca8af5c32e793a62677cd68d9354.mp4

2025-05-03 19:52:16 CEST

Q: What are opcodes in #Bitcoin?
A: They’re the functions that tell the network how coins can move.
(And you’re using them whether you know it or not.)
From multisig to CTV, @nprofile…v5r0 , @nprofile…85rl & @nprofile…j47m give the ELI5 on opcodes in BR095.
https://blossom.primal.net/e18536b580447da5fb1a3e81a6332e6a1f560ebda99dfba01b9d40c7f138cbe4.mp4

2025-05-02 03:48:44 CEST

🔐 COLDCARD just got a HUGE upgrade!
COLDCARD Co-sign lets you do 2-of-3 multisig with yourself - while enforcing spending limits, whitelisted outputs, and time-based constraints, all locked behind a policy key.
@nprofile…v5r0 , @nprofile…j47m , and @nprofile…85rl break it down in BR095.
https://blossom.primal.net/c4ef69e1735029d720ec40d19d9ac86a61f5d96caf85b9dbf7182670d12f83c2.mp4

2025-05-01 03:45:17 CEST

SHOWJI phones ship with trojan apps designed to steal crypto. 🚨
@nprofile…0xnp highlights the risk of Chinese platforms, and the false sense of safety around ESP32 and MediaTek.
Design priorities are different - and that matters.
[BR095]
https://blossom.primal.net/cc2118bf822bcb66a406034596c0e98d859cc599d0167e6c52da6adf64933257.mp4

2025-04-30 15:58:27 CEST

Cove 0.3.0 just dropped! 🚀
🔑 BIP329 upgrade (now with accounting fields)
🔁 TAPSIGNER support
👀 Watch unconfirmed txns
📱 Simple UX
🪙 Future coin control
Could Cove be the starter wallet to rule them all?
@nprofile…rrx9 , @nprofile…sjc5 and @nprofile…tps0 discuss the project in BR095.
https://blossom.primal.net/7a4c299024a582a32c08e027c06848d6d92dc13987ea735d233f4b8a99453c04.mp4

2025-04-30 03:22:32 CEST

Are you a C# dev looking to sink your teeth into a cool #bitcoin project?
There’s a bounty out for building a Cashu plugin for @nprofile…lfkx , backed by Open Cash Foundation and @npub1mxr…0htc .
⚡️ Cashu + BTCPay = private ecash payments for merchants. Time to build! [BR095]
https://blossom.primal.net/402ad791f3361173d93f08acddf3279170d5115caa5e58dfb4c14715d09777fc.mp4

2025-04-29 17:38:49 CEST

Milestone achieved for the Krux team, who just pulled off the first air-gapped PGP signature using the NIST P-256 curve (secp256r1). 🔐🚀
@nprofile…kdxr backs it as a rare ESP32 project worth supporting.
Hear why in BR095.
https://blossom.primal.net/2208cceabab48bbf431fff93b6748d8a8595392119f6711ec340f029604d8bc3.mp4

2025-04-29 03:43:28 CEST

Why isn't the #Bitcoin mailing list on #nostr yet?! 📨
It’s the perfect public, decentralized solution - and could be a catalyst for new development.
@nprofile…u3dk and @nprofile…43tx lay out the opportunity in BR095.
https://blossom.primal.net/5936d8ea1deebc772a3a0bdedaca82f57f379c935ed763e908c1d08587bad66b.mp4

2025-04-28 18:54:43 CEST

- reply

👇🏼
https://primal.net/e/nevent1qqsyhc3ww24q080wvq49garlzjcmwj437nns9qc9vuayg3dpdd60xscxmzkrj

2025-04-28 18:54:07 CEST

Plugins are coming to Electrum! 👀👀
https://blossom.primal.net/5e2cadf375bbe5403df9fa198f77d987e5146cd9e99465aadecf922ae81775c1.mp4

2025-04-28 18:38:55 CEST

Plugins are coming to Electrum:
✅ NIP47 support: Remote control Electrum’s Lightning wallet over Nostr
✅ Budgets & expiry dates for safe client connections
✅ Third-party user-space plugin architecture
@nprofile…u3dk and @nprofile…43tx break down the risks and rewards in BR095.

2025-04-28 03:29:11 CEST

Liana v10 is out!
✅ No database changes
✅ Backup support
✅ Fetch xPubs from Wizardsardine via token ("Safety Net" for recovery)
@nprofile…u3dk and @nprofile…k5pd discuss the @nprofile…fpkj update (and their bullishness for future covenant integration) in BR095.
https://blossom.primal.net/69d0401c0d4ba8b082de673c30bfcc86e3243566856dfb6c8d902f2c0d150f2c.mp4

2025-04-27 18:42:28 CEST

Is the lack of dark market adoption a failure of Lightning, or simply a signal that cheap and fast payments (not privacy) is the primary need?
@nprofile…u3dk and @nprofile…43tx discuss dark markets and LN privacy challenges in BR095.
https://blossom.primal.net/6671668e1badaedbcc92f46dfd329dff71a98621ff6abc9ff5a57bce367217c7.mp4

2025-04-26 18:42:43 CEST

Humans love round numbers - and #bitcoin transactions reflect it.
UTXOracle analyzes rounded dollar transaction amounts to calculate the bitcoin price. (Written as a single Python file!)
@nprofile…dfke's clever design is discussed by @nprofile…enjy , @nprofile…8wjz & @nprofile…tps0 in BR095.
https://m.primal.net/QeNa.mp4

2025-04-25 20:55:28 CEST

BIG COLDCARD update 🚀
✅ Multisig TX finalization & PushTX
✅ Signed multisig export files
✅ NFC export retries
✅ CCC: policy enclave, daily limits, whitelists, web 2FA
✅ Key Teleport
✅ Delta PIN wipes
@nprofile…enjy shares the new features with @nprofile…8wjz & @nprofile…tps0 in BR095.
https://m.primal.net/QdHt.mp4

2025-04-23 20:35:26 CEST

🚀 BR095 - OP_NEXT Recap, COLDCARD, Bitcoin Core, Ephemeral Dust, Ephemeral Anchors, Pay-to-Anchor outputs, Taplocks, Electrum, Cove Wallet, Mempool Space, Liana, Bitcoin Privacy Accounting, ESP32 Review + MORE ft. @Rob1Ham , Rijndael & @nvknvk
🎧👇 Exciting discussions at OP_NEXT! @nprofile…tps0 , @npub1emd…c9aw , and @nprofile…enjy explore how non-consensus breaking changes can drive #Bitcoin innovation. Off-chain solutions like co-signers, policy signers, and multisig hardware coordination are gaining traction.
Links:
➡️ Fountain: https://fountain.fm/episode/k1HJ4erGWpp2rI9A2Pl1
➡️ Spotify: https://open.spotify.com/episode/1gpkqOl5Wd7S5d8vd033e2
➡️ Amazon: <Link>
➡️ Apple: https://podcasts.apple.com/us/podcast/br095-op-next-recap-coldcard-bitcoin-core-ephemeral/id1632017958?i=1000704623755
➡️ YouTube: https://youtu.be/XNc6oOz0qCE
Shownotes:
➡️ Website: https://bitcoin.review/podcast/episode-95/
➡️ Substack: https://open.substack.com/pub/bitcoinreview/p/bitcoin-review-podcast-br095-op_next
https://m.primal.net/QanG.mp4

2025-04-23 15:29:02 CEST

#nostr brings a social graph to #bitcoin. ⚡
(Now discontinued) Mutiny Wallet was one of the first to use nostr to connect payments & people. 👥
Cashu & @nprofile…zvyc continue to demonstrate the power of the nostr social graph.
@nprofile…enjy , @nprofile…9t9u , @nprofile…lwkn & @nprofile…tq7x discuss in BR078.
https://m.primal.net/QaZI.mp4

2025-04-22 16:23:22 CEST

Zaps are going mainstream. ⚡️
@nprofile…794w explains how @npub12vk…pugg built a Strike-powered custodial Lightning wallet, allowing anyone to zap on #nostr in just a few clicks. [BR083]
https://m.primal.net/QZUk.mp4

2025-04-22 05:46:01 CEST

The VC model rewards sitting on inventions.
#Nostr flips that and creates a compounding innovation loop - what you build benefits everyone (not just you).
@nprofile…j9n8 and @npub12rv…85vg break it down in BR083.
https://m.primal.net/QYwl.mp4

2025-04-21 15:38:07 CEST

What if your COLDCARD could manage UTXO state updates without ever going online? 🔐
@nprofile…hf2g , @nprofile…j9n8 & @nprofile…5cp3 explore how snapshotting UTXO state and secure serialization can enable vault-like behavior - offline, fully air-gapped, and even across borders. [BR094]
https://m.primal.net/QYNp.mp4

2025-04-20 17:34:46 CEST

Want to share a seed or SSH key securely across borders?
Meet Key Teleport: a new protocol by @nprofile…dhr3 to transfer secrets without trusting phones, computers, or comms.
All via QR, NFC, and BBQr.
@nprofile…tlm7 & @nprofile…vc8x discuss the new protocol and its applications in BR094.
https://m.primal.net/QXOS.mp4

2025-04-18 13:53:50 CEST

@nprofile…tlm7 is calling for better accounting software for #bitcoin companies!
Accountancy for a Bitcoin business means rethinking:
– Spending privacy
– Invoicing without doxxing
– Tax-aware coin control.
Are you building it? Get in touch!
[BR094]
https://m.primal.net/QUqS.mp4

2025-04-17 06:07:51 CEST

Harbor RC2 is almost here!
🚀
Fedimint and Cashu with multi-mint support ✅
Rust-based ✅
Desktop-first ✅
No JavaScript! ✅
@nprofile…6ls5 discusses the current state of development with @nprofile…tlm7 & @nprofile…vc8x in BR094.
https://m.primal.net/QSyu.mp4

2025-04-16 03:00:34 CEST

We love Zaprite!
And the Bitcoin Review gang is also rooting for it evolve...
A desktop app?
More local APIs?
Integration with tools like Sparrow& @nprofile…frrx ?
BIP329 labels?
Just some of the ideas floating around in @nprofile…d5uv's feature request corner in BR094.
https://m.primal.net/QRPb.mp4

2025-04-15 16:19:04 CEST

Could OMEMO be a solution to #nostr DM privacy?
✅ Forward secrecy
✅ Offline messages
✅ Ephemeral sessions
@nprofile…d5uv , @nprofile…zgfj , and @nprofile…3jrs dig into nostr secure comms in BR094.
https://m.primal.net/QQQo.mp4

2025-04-15 06:02:24 CEST

Screenshots to code! 📸
Front end dev @nprofile…zgfj shares his vibe coding workflow using Figma combined with AI tools.
But with AI bridging Figma's limitations, could it soon be rendered obsolete? [BR094]
https://m.primal.net/QPsj.mp4

2025-04-14 16:11:34 CEST

Is vibe coding creating knowledge debt?
@nprofile…zgfj , @nprofile…3jrs and @nprofile…d5uv warn of AI-generated code that's hard to maintain and lacking a high level *human* understanding.
Do we have something to learn from the military approach to software development? [BR094]
https://m.primal.net/QPJq.mp4

2025-04-13 14:31:06 CEST

Privacy wallets on #Bitcoin have taken a hit in recent years, and UX often still trails traditional banking.
@nprofile…d5uv , @nprofile…zgfj and @nprofile…3jrs discuss the evolving Bitcoin ecosystem, and some potential solutions on the horizon, in BR094.
https://m.primal.net/QNyb.mp4

2025-04-12 07:18:44 CEST

Privacy for businesses shouldn’t be a bolt-on - it should be default.
Joinmarket’s peer-to-peer coinjoin offers a rare escape, but few businesses use it.
@nprofile…d5uv , @nprofile…zgfj and @nprofile…3jrs discuss the potential for embedded privacy (that doesn't break accounting) in BR094.
https://m.primal.net/QMew.mp4

2025-04-11 18:19:15 CEST

🚫 SaaS bloat
✅ Vibe-coded precision
@nprofile…zgfj and @nprofile…d5uv make the case for ditching multi-tenant SaaS complexity in favor of simple, self-hosted tools tailored to real needs - which can now be quickly built with the help of AI. [BR094]
https://m.primal.net/QMBH.mp4

2025-04-11 07:25:14 CEST

From building Lightning interfaces to coding backend agents, LLMs are evolving fast.
The challenge is no longer compute—it’s control.
@nprofile…d5uv , @nprofile…3jrs & @nprofile…zgfj unpack vibe coding, prompting limits, and where AI tools are ready in BR094.
https://m.primal.net/QLaJ.mp4

2025-04-10 17:49:20 CEST

Without forward secrecy, #nostr sholuldn't be used as a coordination layer for Bitcoin transactions.
@nprofile…d5uv and @nprofile…3jrs discuss MLS, ephemeral keys and the nostr privacy improvements we need for transaction coordination in BR094.
https://m.primal.net/QKty.mp4

2025-04-10 07:39:51 CEST

Mining decentralization is gaining momentum. 🧱
With Stratum .work showing live template timing and Stratum V2 adoption on the rise, a shift toward hasher-led block building could arrive within the next few years.
@nprofile…d5uv shares his take in BR094.
https://m.primal.net/QKWI.mp4

2025-04-09 16:34:51 CEST

🚀 Second just launched its testnet faucet and store, paving the way for more Ark experimentation.
🔄 Unilateral exits and no need for a soft fork — @ArkLabsHQ's tradeoffs might be the breakthrough needed for mobile wallet use.
@nprofile…d5uv & @nprofile…zgfj discuss progress in BR094.
https://m.primal.net/QJkB.mp4

2025-04-09 08:02:12 CEST

@nprofile…5u7u now flags address poisoning attempts.
These attacks spoof wallet addresses to fool users into sending to the wrong address.
@nprofile…3jrs outlines the importance of Mempool space’s update in BR094.
https://m.primal.net/QJJG.mp4

2025-04-08 17:19:04 CEST

🚨 Trezor Safe 3 vulnerability
Ledger Donjon demonstrated they could bypass firmware checks and run malicious code — enabling remote recovery of user funds.
Why? Critical ops still run on the MCU, not the Secure Element.
@nprofile…d5uv & @nprofile…3jrs break it down in BR094.
https://m.primal.net/QIgN.mp4

2025-04-08 03:02:45 CEST

"It's time."
@nprofile…l4ww puts the call out to builders creating tools that support entire lives on Bitcoin.
If your project handles salaries, life expenses, or full-stack circularity, NVK wants to hear from you!
Get in touch! 📲
[BR094]
https://m.primal.net/QHxy.mp4

2025-04-07 17:33:28 CEST

Want to build Bitcoin txs in TypeScript?
CoinSelect:
• Uses Bitcoin Descriptors to define UTXOs + targets
• Calculates tx size based on selected spending paths
• Supports Miniscript
• Avoids dust outputs
@nprofile…xu4c & @nprofile…l4ww discuss the project in BR094.
https://m.primal.net/QHYw.mp4

2025-04-07 04:22:36 CEST

Bitcoin Jungle (@BitcoinJungleCR) app update!
v1.3.6 now supports:
📩 Email-based recovery
📶 Bolt Card support
@nprofile…mxgq and @nprofile…tp4l discuss the update and give their take on Bolt cards - the low-cost, scalable and simple tech enabling NFC payments via LNURL. [BR094]
https://m.primal.net/QGub.mp4

2025-04-06 18:40:19 CEST

VSS is a game-changer for Lightning.⚡️
LDK’s VSS now ships encrypted, real-time backups of your Lightning channel data.
Client-side encrypted, self-hostable, and already live in LDK Node 0.4.x.
@nprofile…x2lz gives his take in BR094.
https://m.primal.net/QGVn.mp4

2025-04-05 04:47:55 CEST

We’re witnessing the rise of the Bitcoin-native economy.
Invoices, salaries, expenses—more people are doing it all in sats. But the tools for accounting haven’t caught up yet.
@nprofile…dzhj and @nprofile…hktt discuss the phenomenon and its challenges in BR094.
https://m.primal.net/QEil.mp4

2025-04-04 03:42:44 CEST

Nostr isn’t just for social—it’s a language for APIs.
#Nostr + MCP might be the janky glue that holds future coordination together—between people, APIs, and even LLMs.
@nprofile…mr8g , @nprofile…ys6h & @nprofile…m3kw break it down in BR094.
https://m.primal.net/QDZp.mp4

2025-04-03 17:52:50 CEST

So, who's gonna build "NodeSecure.js"?
@nprofile…mr8g argues for a secure package manager, while @nprofile…m3kw & @nprofile…ys6h explore alternatives like htmx and curated Docker images.
Is there a market for a safer JavaScript ecosystem? [BR094]
https://m.primal.net/QCzs.mp4

2025-04-03 04:53:21 CEST

🚨 SCAM ALERT 🚨
A very convincing email claiming Coinbase now promotes self-custody (complete with a pre-generated seed phrase) is doing the rounds.
🔹 The language? Spot-on.
🔹 The goal? Steal your Bitcoin.
@nprofile…lc0n , @nprofile…s6hc & @nprofile…pa2z discuss the phishing campaign in BR093.
https://m.primal.net/QCWy.mp4

2025-04-02 20:29:40 CEST

🚀 BR094 - COLDCARD KeyTeleport, Harbor, Ark, Cove Wallet, Zaprite, Bitcoin Core, OMEMO, Knots, Vibe Coding, Trezor Safe 3 Attack Vector, Coinbase Phishing Campaign, Bitcoin Business Software + MORE ft. @nprofile…s6hc , @nprofile…pa2z & @npub1az9…m8y8
Listen to the episode:
➡️ Fountain: https://fountain.fm/episode/L7VgOt3XdYmiIi9ioImF
➡️ Spotify: https://open.spotify.com/episode/2HMAPQZBRP4ga1W44kq6kQ
➡️ Amazon: https://music.amazon.co.uk/podcasts/2e6729fd-6d66-4d74-8cd7-6d7e8e036542/episodes/4d481173-021c-498c-8868-01aba7b2ad3a/bitcoin-review-podcast-with-nvk-guests-br094---coldcard-keyteleport-harbor-ark-cove-wallet-zaprite-bitcoin-core-omemo-knots-vibe-coding-trezor-safe-3-attack-vector-coinbase-phishing-campaign-bitcoin-business-software-more-ft-rob-paul
➡️ Apple: https://podcasts.apple.com/gb/podcast/br094-coldcard-keyteleport-harbor-ark-cove-wallet-zaprite/id1632017958?i=1000701937421
➡️ YouTube: https://youtu.be/YKTLZcfaL4A
Shownotes:
➡️ Website: https://bitcoin.review/podcast/episode-94/
➡️ Substack: https://substack.bitcoin.review/p/br094-coldcard-keyteleport-harbor?r=2tlln9
Bitcoin software is built by coders, for coders—but what about the businesses that just need to get things done? 🏢💰
NVK and Rob explore the missing middle ground: practical Bitcoin tools for real-world businesses. 👇🏼
https://m.primal.net/QCCD.mp4

2025-04-01 19:59:45 CEST

Twitter locks you in. Nostr sets you free. 🔓
Short-form social has never had an open protocol - until now.
@nprofile…0fd0 explains why bringing the best #Bitcoin conversations (and drama) to #nostr helps to tip the scales in BR082.
https://m.primal.net/QAsR.mov

2025-04-01 04:47:50 CEST

How decentralized is Bitcoin mining? 🧐
@nprofile…ae49 and @nprofile…yf2v discuss Antpool’s invalid mining jobs, the role of Stratum v3, and why Datum is making moves while others stall. [BR093]
https://m.primal.net/QAEM.mov

2025-03-31 18:35:40 CEST

@nprofile…9mqg recently made a PR to merge CTV into Core with no activation code- reigniting the debate on covenants.
@nprofile…ae49 , @nprofile…v25a & @nprofile…yf2v make their case for why CTV is good for #bitcoin, and suggest how we move the debate forward, in BR093.
https://m.primal.net/Pzew.mov

2025-03-31 05:22:21 CEST

Miniscript moves forward 🚀
@nprofile…f7az updates COLDCARD firmware, improving UX for Miniscript wallets like AnchorWatch.
@nprofile…2swf & @nprofile…5uvg break down the firmware changes that make #miniscript more reliable, reducing friction while keeping security tight. 🔒 [BR093]
https://m.primal.net/Pyxh.mov