

Blockstream Talk
Jesse Knutson
Welcome to Blockstream Talk, your gateway to Bitcoin and layer-2 advancements through:
🎙️ Blockstream Talk: Cutting-edge research and development on Bitcoin and layer-2
🏦 Bitcoin Capital: Educating the financial sector on digital securities and blockchain
🎙️ Blockstream Talk: Cutting-edge research and development on Bitcoin and layer-2
🏦 Bitcoin Capital: Educating the financial sector on digital securities and blockchain
Episodes
Mentioned books

Sep 19, 2023 • 30min
Open-source Lightning Innovation with Ken Sedgwick from VLS - Blockstream Talk # 30
@Blockstream @VLSProject@ksedgwic@KnutsonJesseFollow Blockstream on Nostr:npub1jg552aulj07skd6e7y2hu0vl5g8nl5jvfw8jhn6jpjk0vjd0waksvl6n8n⚡️ Explore the VLS project🚦 Learn more about Greenlight here 02:00 What’s difficult about running a Lightning node?06:42 Motivation for developing VLS08:37 VLS basic security model10:20 VLS hardware signing devices11:17 VLS release status13:46 VLS disaster recovery charter17:15 VLS integration with Greenlight18:34 UTXO set oracles22:02 VLS validation rules24:02 What’s next for VLS25:17 Using multisignature with VLS28:22 How to contribute to the VLS open-source project
📱 Download the Blockstream App🔑 Buy a Jade hardware wallet🧑💻 Follow Blockstream🧠 Follow Blockstream Research🌊 Explore the Liquid Network⚡️ Build on Core Lightning

Aug 30, 2023 • 1h 41min
Codex32 and Paper Computers with Andrew Poelstra - Blockstream Talk #29
@blksresearch@Blockstream@KnutsonJesseFollow Blockstream on Nostr:npub1jg552aulj07skd6e7y2hu0vl5g8nl5jvfw8jhn6jpjk0vjd0waksvl6n8n🏪 Get a copy of Codex32 in the Blockstream Store🥼 Visit the Blockstream Research website📚 See the archive of Blockstream Research's cutting edge work 🔊 Join the SImplicity discussion on GitHub🧑🏫 Simplicity BuildOnL2 general thread 📖 Blockstream Research blog1:28 Introduction to Blockstream Research14:04 The Codex32 paper computer20:51 What is Shamir’s Secret Sharing?27:21 How Jade protects key information34:47 Implementing Miniscript in Blockstream Jade38:31 Wen Simplicity on Liquid ser?48:45 Formal verification with Simplicity53:31 Using Simplicity for CTV & APO functionality59:35 How drivechains differ from other layer-2s1:10:39 FROST and MuSig21:16:53 Blockstream Satellite and zero-knowledge proofs1:22:13 Blockstream Research’s work on bulletproofs ++1:35:52 The next 12-18 months in Bitcoin development
📱 Download the Blockstream App🔑 Buy a Jade hardware wallet🧑💻 Follow Blockstream🧠 Follow Blockstream Research🌊 Explore the Liquid Network⚡️ Build on Core Lightning

Aug 18, 2023 • 50min
Low-Time Preference Bitcoin Infrastructure & Development with Erik Svenson - Blockstream talk #28
@Blockstream@KnutsonJesse@Liquid_BTCFollow Blockstream on Nostr:npub1jg552aulj07skd6e7y2hu0vl5g8nl5jvfw8jhn6jpjk0vjd0waksvl6n8n🌊 Find out more about the Liquid Network⛏️ Learn about the Blockstream Mining Note02:10 Erik’s path to Bitcoin03:38 How Mt. Gox influenced Blockstream06:26 Surviving multiple market cycles23:29 Asset issuance on Liquid28:29 Blockstream Mining Note32:33 Crossover between Bitcoin & tradfi35:15 Institutional interest in integrating Liquid38:50 Working with Dr. Adam Back42:10 Bitcoin adoption inflection points44:41 Bitcoin usage in different markets46:42 What’s next for Blockstream?
📱 Download the Blockstream App🔑 Buy a Jade hardware wallet🧑💻 Follow Blockstream🧠 Follow Blockstream Research🌊 Explore the Liquid Network⚡️ Build on Core Lightning

Aug 15, 2023 • 38min
Unlocking Bitcoin's Potential with Layer-2 featuring Jeff Boortz - Blockstream Talk #27
@Blockstream@KnutsonJesseLearn more about Blockstream 🌊⚡️Follow Blockstream on Nostr:npub1jg552aulj07skd6e7y2hu0vl5g8nl5jvfw8jhn6jpjk0vjd0waksvl6n8n02:00 Jeff’s role at Blockstream 03:00 Bitcoin layer-2 synergies04:05 Lightning & Liquid’s effect on Bitcoin adoption11:00 Greenlight 12:39 Integrating Lightning in Blockstream Green 14:11 Use cases developing on Liquid18:00 Confidential Transactions on the Liquid Network20:24 The Blockstream Jade Bitcoin hardware wallet23:00 Non-custodial trading of Liquid assets on Jade24:15 Control & privacy benefits of decentralized technology30:34 Institutional interest in the Liquid Network 33:29 Up & coming Blockstream projects35:50 Timeline on Simplicity integration into Liquid
📱 Download the Blockstream App🔑 Buy a Jade hardware wallet🧑💻 Follow Blockstream🧠 Follow Blockstream Research🌊 Explore the Liquid Network⚡️ Build on Core Lightning

Aug 1, 2023 • 52min
Simplicity, Bitcoin's Last soft Fork? with Christian Lewe - Blockstream Talk #26
@blksresearch@Blockstream@KnutsonJesse🏃♂️ Try out Simplicity Playground by Burak 🧑🏫 Simplicity BuildOnL2 general thread 📖 Blockstream Research blog🔊 Join the SImplicity discussion on GitHubFollow Blockstream on Nostr:npub1jg552aulj07skd6e7y2hu0vl5g8nl5jvfw8jhn6jpjk0vjd0waksvl6n8n3:26 Blockstream Research mission & structure04:53 So simple it fits on a T-Shirt09:30 Bitcoin’s last soft fork?15:56 SIGHASH_ANYPREVOUT OP_CHECKTEMPLATEVERIFY23:59Applications of Simplicity2:40 Risks & rewards of merging Simplicity to Bitcoin L129:25 Fee market implications of merging Simplicity33:36 The process of implementing SImplicity on Bitcoin39:25 Criticisms of Simplicity44:51 Relationship between Miniscript & Simplicity49:47 Simplicity resources
📱 Download the Blockstream App🔑 Buy a Jade hardware wallet🧑💻 Follow Blockstream🧠 Follow Blockstream Research🌊 Explore the Liquid Network⚡️ Build on Core Lightning

Jul 3, 2023 • 27min
Greenlight Fixes This ⚡️ with Adi Shankara
@adi_shankara@Core_LN@Blockstream@KnutsonJesseFollow Blockstream on Nostr:npub1jg552aulj07skd6e7y2hu0vl5g8nl5jvfw8jhn6jpjk0vjd0waksvl6n8n⚡️ Reach out here to join the Greenlight developer preview🏗 Learn why even hardcore Bitcoin & Lightning developers should build on Greenlight🎙 Learn more about Greenlight with Roy Shienfield & Christian Decker on the Stephan Livera Podcast01:02 Who is Adi?01:46 What is Greenlight?02:50 Challenges of running a Lightning node06:54 Status of Greenlight developer preview09:26 Regulations and compliance11:29 Building apps on Greenlight13:58 Benefits of Lightning15:03 Lightning Network adoption15:52 The security of Greenlight17:31 Cost effectiveness of running a node18:50 Routing nodes vs edge nodes19:42 Greenlight’s approach to privacy20:54 Lightning node backups with Greenlight22:00 Facilitating user off boarding to own infrastructure22:42 No walled gardens23:13 Liquid Integrations23:43 Summer of Bitcoin25:18 Adding Greenlight to Lightning devs tooling
📱 Download the Blockstream App🔑 Buy a Jade hardware wallet🧑💻 Follow Blockstream🧠 Follow Blockstream Research🌊 Explore the Liquid Network⚡️ Build on Core Lightning

Jun 14, 2023 • 39min
liquid.boltz.exchange
@Blockstream@Boltzhq@KnutsonJesse@Liquid_BTCFollow Blockstream on Nostr:npub1jg552aulj07skd6e7y2hu0vl5g8nl5jvfw8jhn6jpjk0vjd0waksvl6n8n🌊 Start building on Bitcoin with the Liquid Build On L2 community🔩 Check out Boltz a privacy first, non-custodial Bitcoin exchange00:45 What does Boltz do?02:26 Using Liquid swaps04:20 Why build on Liquid?05:37 Challenges during implementation07:42 Other channel rebalancing solutions11:40 The swap process between Liquid and Lightning15:34 What level of trust does Boltz require?18:02 Lightning Network capacity20:57 Bitcoin layer-2s supporting each other22:05 Lightning Network transaction sizes25:12 Lightning Network adoption31:25 Optimizing Boltz33:25 The Boltz API
📱 Download the Blockstream App🔑 Buy a Jade hardware wallet🧑💻 Follow Blockstream🧠 Follow Blockstream Research🌊 Explore the Liquid Network⚡️ Build on Core Lightning

May 31, 2023 • 58min
La Capa Financiera de Bitcoin con Adolfo Contreras - Blockstream Talk #24
Liquid Network@Liquid_BTCBuild On L2@basedlayerSeguir a Blockstream en Nostr:npub1jg552aulj07skd6e7y2hu0vl5g8nl5jvfw8jhn6jpjk0vjd0waksvl6n8n1:58 Las aplicaciones de blockchain en los mercados financieros5:48 Los beneficios de usar estas tecnologías en los mercados financieros, tanto para los participantes del mercado como para los consumidores15:06 Los desafíos principales que enfrenta la adopción de blockchain en los mercados financieros y cómo se pueden superar21:10 ¿Qué es Elements y cuáles son sus principales características?26:31 UTXO vs. Modelo de Cuentas34: 09 ¿Qué es el Liquid Network y cómo funciona?37:49 ¿Qué es el “shadow banking”?40:27: La industria de los pagarés y sus principales desafíos49:01 Otras industrias que tienen similares desafíos y una gran razón para digitalizarse de la misma manera que los pagarés?51:36 Mineros de Bitcoin digitalizando sus acuerdos de compra de energía por parte de mineros
📱 Download the Blockstream App🔑 Buy a Jade hardware wallet🧑💻 Follow Blockstream🧠 Follow Blockstream Research🌊 Explore the Liquid Network⚡️ Build on Core Lightning

May 15, 2023 • 48min
Green The All-In-One Bitcoin Wallet with Alessandro Saglimbeni
@Blockstream@KnutsonJesseBlockstream Nostr: npub1jg552aulj07skd6e7y2hu0vl5g8nl5jvfw8jhn6jpjk0vjd0waksvl6n8n📱 Download the Blockstream Green Bitcoin wallet🛩 Try out the Blockstream Green Testflight 01:14 Lessons from the Green Beta testing07:46 Mnemonic interchangeability12:50 Blockstream Green for beginners16:47 A Bitcoin wallet’s core services24:03 Blockstream Jade as a Bitcoin Miner26:48 Blockstream Green’s pin unlock service29:22 Secure elements35:00 Open-source software & DIY35:50 Liquid integration with Green37:22 Watch only wallets39:37 Greenlight
📱 Download the Blockstream App🔑 Buy a Jade hardware wallet🧑💻 Follow Blockstream🧠 Follow Blockstream Research🌊 Explore the Liquid Network⚡️ Build on Core Lightning

May 4, 2023 • 44min
Atomic Swaps, Decentralized Finance, and Digital Securities with SideSwap - Blockstream Talk #23
@Blockstream@KnutsonJesse@side_swapFollow Blockstream on Nostr:npub1jg552aulj07skd6e7y2hu0vl5g8nl5jvfw8jhn6jpjk0vjd0waksvl6n8n🌊 Start building on Bitcoin's financial layer with the Build On L2 Liquid community🤝 Check out Side Swap settlement infrastructure for the Liquid Network2:14 Why build on Bitcoin?3:32 Colored Coins protocol5:32 How Atomic Swaps work8:00 The spectrum of decentralized finance8:52 What SideSwap is focused on12:14 Lessons from previous Bitcoin cycles12:57 The importance of Bitcoin based capital markets17:26 Issuing securities as bearer assets19:35 The tokenization of securities20:37 Transfer restricted asset technology25:12 Differences between CEX & DEX26:19 Private swaps on SideSwap27:22 What does PEGx do?31:46 Voting with Liquid digital securities35:48 Dealing with regulators when facilitating trades
📱 Download the Blockstream App🔑 Buy a Jade hardware wallet🧑💻 Follow Blockstream🧠 Follow Blockstream Research🌊 Explore the Liquid Network⚡️ Build on Core Lightning