March 25, 2019

HTLCC (collateralized debt!), Jack Dorsey funding BTC development. Loop makes receiving on LN easier. Exchanges faking BTC volume.

March 18, 2019

Completely offline TX, HTLBs, Reject message deprecation? SIGHASH_NOINPUT safety, node operator statistics sharing, LN at 1000 BTC! Bitmain trouble?

March 11, 2019

Some mailing list catch-up like soft fork cleanup, signet, PBST extensions. Privacy of Bitcoin, useful Schnorr implementation and data format. Lnd rebalancing and running LN on a NAS.

March 4, 2019

Timewarp attacks, PGP keys as addresses. JS + Core, S15 firmware update. c-lightning has a bunch of updates. Coinbase and Coinomi have some issues.

February 25, 2019

Tao of BTC dev. libbitcoin, message signing BIP, LN on RPi, how to make a routing node, eclaire mobile is bi-directional and BTC forks have inflated market caps.

February 18, 2019

Core hardware wallet support! Full node on NAS, mempool programming, smaller blocks. Lightning resources and zk-SNARK vulnerability paper.

February 11, 2019

Bitcoin as money, Typhon, PayJoin, Proof of Reserve spec, Script tutorial, CVE-2018-20587, lightning dashboard and torch, more vulnerabilities in ETH and ZCash.

February 04, 2019

No BTC doesn’t consume crazy energy. New Bitcoin/Lightning dev resources. Bunch of interesting talks from Stanford Blockchain Conference.

January 28, 2019

Mining Attacks? Taproot. Bitcoin Vouchers, Lightning Peach, Joule connection guide, Fake Stake attacks, Szabo’s Law

January 21, 2019

What is BTC? PoS sidechain, Invoice-less LN payments, 51% attack game theory, ETH problems and hard fork delay.

January 14, 2019

Private Key History. Bitcoin’s network effect. Full node on your phone. Refill LN channels. ETC 51% attack. Crypto-malware analysis.

January 7, 2019

2018 review in stats and in words. Hardware hacking possibilities. Wasabi upgrade, Neutrino intro, predicted coin deaths, dropgangs and crypto malware.

December 31, 2018

Happy new year! Schnorr benefits, PoW incentivazation, some wallet failures, Core 0.17.1, Cross-chain atomic swaps unworkable? ETH takedown.

December 24, 2018

Merry Christmas Eve! Dust UTXOs, Blockstream Satellite news, Forks, Scriptless Scripts, TxProbe, LN millisatoshi art, BTCP premine, app tokens don’t make sense.

December 17, 2019

Segwit V1 draws near. Bitcoin Core’s decentralized nature. Death spiral/price affect on miners. Permissionless innovation on LN, Joule and property rights.

December 10, 2018

Blockstream releases Esplora and Simplicity code. Dandelion tradeoffs, Fulgurite and a fast Node Launcher for Lightning. MW launch 2019.01.15, Vertcoin attack and technical review of PoS in ETH (Casper).

December 03, 2018

Crypto and private property, bitcoin node software performance, multiparty schnorr code, lnd 0.5.1, CPFP discussion for LN, dual funding in LN.

November 26, 2018

New SIGHASH proposal, Bitcoin Core C++ a benefit? Optional Simplified Commitment and Rendez-vous proposals in Lightning. Grin v. Beam and BCH shenanigans.

November 19, 2018

BTC attack scenarios. Educational resources for BTC. BIP39 languages. LN Channel liquidity, walletless channel opens. Setting up LN on Windows. BCH Hard fork and MW linkability.

November 12, 2018

Upcoming BIPs on privacy and security. Liquid and Lightning have more tools and demos. Stablecoins FAQ, Bulletproof implementation. BAT doesn’t seem useful and Beam atomic swaps.

November 05, 2018

Programming Bitcoin available for pre-order! Planting Bitcoin series, pool protocol paper. Routing proposals for LN and Tether!

October 29, 2018

BIP69, Luke-jr patreon, c-lightning release, lightning residency blog, RGB protocol spec and some Tether speculation.

October 22, 2018

BitMex talks about alternate implementations, Neutrino, Discrete Log contracts and some articles about Mining centralization, holders of last resort, BTC Maximalism and privatecoin taxonomy.

October 15, 2018

Bitcoin Edge transcripts, Scaling Bitcoin Videos, ECDSA-based two-party signing. Lightning has a channel splicing and commitment transaction format change proposals. Proof of stake analysis and Liquid.

October 08, 2018

Scaling Bitcoin and Hacker Congress on the same weekend! 0.17.0 release, lots of transcripts of interesting talks, some vids and Friedenbach’s Forward Blocks proposal.

October 1, 2018

More on CVE-2018-17144. Drivechains is live on testnet. LN has a couple different apps. Monero vulnerability, embedded OS for crypto and good personal/enterprise opsec.

September 24, 2018

0.16.3 Release and disclosure. Shamir BIP0039, Generic Signed Messages, post-Segwit scaling, LN Schnorr/Taproot, Privacy Coin Comparison and Bitmain Lawsuit

September 17, 2018

Debate with Roger, DIY hardware wallet, a case for PoW. Lightning Labs new releases and stablecoins commentary.

September 10, 2018

A couple of updates on some BIPs. ASICBoost again. c-lightning autopilot, Beam, a MimbleWimble implementation.

September 04, 2018

One hundred issues! BTC path to a method-of-payment. Schnorr m-of-n, coinjoin protocol, lnd, CSW and Bitcoin Satoshi’s Vision, Bitmain IPO gets more scrutiny and ETH is changing their mining award schedule. ETH going to 0?

August 27, 2018

Bitmain IPO in danger? More submarine swaps. Compact Block Filters BIP158 look to replace Bloom Filters BIP37. Zap 0.2.1 released.

August 20, 2018

Scriptless unlinkable atomic swaps paper. Friedenbach will be dropping a bomb at Scaling Bitcoin. Stubborn Mining, stats, rebalancing, APIs and Private Data over a blockchain. Chaincode will have a LN camp!

August 13, 2018

Dandelion, Bitmain, Arbitrary Contracts, BCH consensus bug and bitgo utxo library.

August 06, 2018

0.16.2, BIP171 website, UTXOs reducing significantly. Lightning graphs of how it’s growing, BLS library and a bunch of videos.

July 30, 2018

Sidechain security, fast blockchain storage, lightning wallet updates, Bitmain, bulletproofs, distributed zk and Chicago carnivory

July 23, 2018

Script types, BitDevs-SF, OpTech, instructions on getting LN set up with a Raspberry Pi and some parts, Cryptocurrency Twitter visualized and are they money or equity?

July 16, 2018

Building on Bitcoin vids, Schnorr implementation, blinded ECDSA scheme, ant routing in LN and some short vids.

July 09, 2018

Alert key disclosed. Schnorr progress, privacy focused improvements and BIP70 paper. Assets on LN and discussion on routing.

July 02, 2018

A couple interesting ways to do atomic swaps. c-lightning gets a new release. Satoshi paper errata and BLS signatures! Plus many videos from yours truly.

June 25, 2018

Block Commitments, interesting BTC visuals, Submarine Swaps, Exchange LN integration, ZCash Dev drama, Filecoin economics, EOS governance problems

June 18, 2018

Crypto-Keynesian Lunacy. 0.16.1, Hybrid SPV mode, mining costs. Lightning Network value, Smart Contract commentary, Tether’s role in BTC rise and EOS having some problems.

June 11, 2018

New proposals for BTC. Investment thesis, Leaf node vulnerability in SPV. Papers discussing ring sigs and airgapped wallets. PoW attack cost.

June 02, 2018

BetterHash, SIGHASH_SINGLE, Bech32 keys, TX Batching. LN Routing, privacy increases using LN. Monacoin selfish mining attack. Interviews this week!

May 28, 2018

TX Batching, Schnorr, Graftroot, Liquidity Optimization, Blockchain alternatives, Bitcoin fork list, Verge Hack analysis, Ethereum Scaling Problems, BTG double-spend

May 20, 2018

New analysis of selfish mining. Stratum extension, UTXO optimization, LN UX, OP_TRUE to help LN, Blockchains are hard. China and Bitmain are good at mining.

May 13, 2018

Dandelion, MAST/Schnorr notes. Keep track of Core ACKs. Fast Tx indexing and lightning scriptless scripts.

May 06, 2018

Hard forks are altcoins. SIGHASH_NOINPUT. eltoo from blockstream, BCH security incident, ICOs are cancer, EOS and BatchOverflow. Information on BTC hard forks.

April 30, 2018

A human readable way to address BTC. Lightning setup and answers to common FUD. Batch Overflow scares a lot of exchanges. Programming Blockchain coming to Toronto, Sao Paulo and Denver soon!

April 23, 2018

The Bitcoin Standard link and discussion. Transaction Fee info, Bitcoin Adoption. Coinbase and Wikileaks. Coinbase and Earn. ETH’s PoS, BCH being burned and scholarships for Programming Blockchain!

April 16, 2018

Mining Centralization, SecureRandom, Quantum-proof signatures, Bulletproofs, Zerocoin flaw, ILP as an alternative to ICO

April 09, 2018

Side Chains, Taxes, fees, lightning developments. Monero hard forks into 4 projects, Ethereum reacts to being ASIC’ed, Verge gets attacked, PoS analysis, ASIC analysis.

April 02, 2018

A Bitcoin Maximalist’s Apology. Cool tools, and more ECC math talks. Lightning App development and examples. Ethereum ASIC rumors and Monero traceability controversy.

March 26, 2018

ASICBoost, Lighting tools, Lightning Apps, Token economy, bug at Coinbase, Schnorr Sig video and Programming Blockchain New York in May!

March 19, 2018

Faster, more private, more secure, more provable Bitcoin. Lightning (at least lnd) is beta! Privacy discussion around LN. Some interesting ETH and IOTA vulnerabilities. Scholarship for women devs!

March 12, 2018

2017 Bitcoin in review. ASICBoost proposal, Cross-curve atomic swaps, Bitcoin Wallet UX. Diffie-Hellman key exchanges. Lightning Stats, How it would work with Schnorr, Rust Lightning.

March 05, 2018

0.16.0, Bitcoin’s Future, MAST and NEO

February 26, 2018

Fees are low, blocks aren’t full, 0.16.0 is on its way. Bulletproofs and Hivemind explanations. Graftroot video and a general video. Sign up for Seoul and Hong Kong Programming Blockchain!

February 19, 2018

Mempool fee estimator, sidechains, preventing forks from taking the name “Bitcoin”, cross-chain atomic swap vulnerability (with easy fix), Taproot explanation and Tampa scholarship!

February 12, 2018

Greg Maxwell’s TapRoot concept already has an extension. Decentralization, Consensus or Scale, pick two.

February 05, 2018

Schnorr Signatures, Ledger problems, Bitcoin Education, Lightning routing improvement and Lightning’s continual growth on mainnet.

February 01, 2018

A bunch of great talks from BPase. Schnorr, Lightning, Fee reduction, Future of BTC tech. Someone solves a 5BTC puzzle.

January 26, 2018

Jimmy joins Blockchain Capital, Lightning contiues to grow. Taproot looks like an interesting privacy enhancement. Robin Hood looks to disrupt.

January 17, 2018

Wuille’s new paper. Maxwell leaves BlockStream. SMS tx broadcast. LN continues increasing on mainnet. Ledger’s wallet-to-wallet transfer.

January 17, 2018

Lightning Network is coming along with the help of Blockstream! Really thorough blog post and example store. Kalle Rosenbaum’s chapter and book are must reads. Tether and Venezuela stories inside.

January 15, 2018

Bitcoin coding activity visualization, Bitcoin ABC vs Jimmy Song, Hard forks keep coming.

January 12, 2018

Bitcoin simulation framework, Coinbase bug. Lightning insight, ZK-STARKS paper.

January 10, 2018

MAST has some code! BitPay and BTCPay news. GDAX explains BCH launch. ETH infrastructure building lessons. Programming Blockchain is sold out for the next 3 locations.

January 08, 2018

Dat file parser. Bech32 update, privacy, Electrum vulnerability, China doing more regulating, Bitmain up to something, RSK launches.

January 05, 2018

Bits, bits, bits! BIP176 is gaining adoption. Hard forks continue making news, some tools to help. Ripple gets some wind taken out of its sails.

January 03, 2018

Happy New Year! BitPay finds itself at odds with wallets. Lightning continues to develop. Some thoughts on the new year and some programming you might have missed.

December 29, 2017

BTCPay, Quantum Mining, LN Demo, 2x hard forking again? Programming Blockchain coming to Tampa!

December 27, 2017

BIPs, lotteries and 2x again? Tether has new questions. Mempool questions and answers.

December 25, 2017

Merry Christmas! BIP176 is merged meaning “bits” may become industry standard. Coinbase and BitPay have to deal with high fees and the mempool starts unclogging.

December 22, 2017

Anti-fragile year. BIPs for some useful stuff. Coinbase flubs the BCH launch. ZeroLink goes back to fix some things. IOTA has some problems according to MIT Tech Review.

December 20, 2017

New way to write SCRIPT, Good advice for newbies, ZeroLink goes into testing, Make your own Bitcoin Fork and interviews and videos

December 18, 2017

CME Futures, Programming Bitcoin book, MAST is code complete! BitPay adding Bitcoin Cash support. Noded podcast interview.

December 15, 2017

Millions available for charity. Bits standard, Script debugger and ECDSA. Talk about energy and BTC mining. Nice explanation of LN. BCH supported on bc.i and CryptoKitties!

December 13, 2017

Not easy being green. ETFs, ICOs Trezor and a review of Programming Blockchain. Don’t miss my interview with Roger Ver.

December 11, 2017

Mempool issues over the weekend, Hardware wallet from Coinkite. A better brain wallet, Scaling debate history, Bittrex and CBOE experience problems.

December 08, 2017

S.1241 and what it means. How chain splits affect your taxes. Andreas gets some well-deserved love from the community. Nicehash hacked. Lightning Protocol Spec 1.0 announced.

December 06, 2017

Forks may have an ad-hoc futures market on-chain eventually. Tether making news again. Bulletproofs look promising

December 04, 2017

Drivechains BIP! Analysis of why exchanges get hacked. Venezuela considering cryptocurrency. Cryptokitties is making waves.

December 01, 2017

BTC Wallet may have vulnerability? Tether questions and many more Bitcoin hard forks coming. Filecoin gets a rough academic treatment.

November 29, 2017

$10,000! 4 million seem lost! Roger Ver has an interesting 24 hours on YouTube. MimbleWimble progress. Bitfinex questions.

November 27, 2017

ATH, Baltic Honeybadger, new book from Antonopoulos, Bitcoin.org drama, Bitcoin Diamond sure looks scammy. Trace Mayer on Bitcoin’s future. Happy Cyber Monday!

November 24, 2017

New miner from Halong. Sidechains proposals, Cuckoo filters. Bitcoin Diamond and Bitcoin Silver hard forks. Chain forensics proving connection between Bitstamp and Tether hacks.

November 20, 2017

Tether theft and questions. BCH Segwit outputs taken. 2x bugs explained.

November 20, 2017

Serious 2x bug. Mt Gox ICO? Tether issuing lots of money. BTG analysis. BCH colored coins.

November 17, 2017

2x might still go through. MimbleWimble testnet is up. BTG has some trouble. FAQ for Bitcoin, Bitfinex questions and cross-chain atomic swap on LN.

November 15, 2017

Compact range proofs, Bitcoin Cash update, Bitcoin Gold and even more hard forks.

November 13, 2017

Bitcoin Cash’s surge in price led to more miners moving over. This caused an epic mempool backlog on Bitcoin. BCH Fork, BTG Launch and more!

November 10, 2017

2x is abandoned but still might hard fork. BTG launches soon with different address format. A look at the different Lightning Network node implementations.

November 08, 2017

Replay protection and hard forks are the topic du jour on Bitcoin and 2x. BTG has testnet running with replay protection. Parity Wallet has a serious bug that might wipe out a lot of ETH. A new BTC HF coming.

November 06, 2017

Scaling Bitcoin talk transcripts, building your own blockchain, POW change and Bitcoin Silver hard forks possibly in the works.

November 03, 2017

Yubikey HSM for $650. Coinbase bursting at the seems. Saifedean interview, scenarios and BitGo’s position. Nice blockchain dictionary.

November 01, 2017

Simplicity is coming. Replay protection becoming a hotter topic in 2x. Bitcoin Cash adjusts difficulty adjustment. 21 renames itself. Scaling Bitcoin this weekend!

October 09, 2017

Bitcoin.org reveals their plan to denounce 2x. Companies start announcing what they’ll do with 2x. Is Bitcoin a productive asset? Enterprise hardware wallets and a solidity exploit?

October 06, 2017

2x replay protection. Enterprise Bitcoin. 2x Futures tokens. 2x Replay opt-in Protection. BCH in the news again. ICO challenges hackers and loses.

October 04, 2017

GMax duel with CSW, Private Atomic Swaps, Another NYA signer is out, ICO ethics starting to become mainstream, ZK-STARKS gets some coverage. Some interesting projects and stats.

October 02, 2017

Future of the Witness Program, Corallo sends a letter to the SEC, Lightning vids, BCH is easy to mine again, 2x possibilities and you can build your own blockchain.

September 29, 2017

Look at some Core Dev stats, figure out what BTC storage solution is for you. 2x debate. Blockstream satellite hardware and miners spamming on purpose?

September 27, 2017

Another company leaves 2x. More bitcoin learning tools. Armory has a vulnerability in its Shamir’s Secret Sharing implementation. Cryptocurrency mining is becoming more popular for malware. Atomic swaps explained.

September 25, 2017

Bitcoin has some interesting proposals for privacy, sidechains and extended WIF for segwit. Web of Trust is getting a nice reboot. Tuur Demeester raises money for Core developer Luke-jr. Raiden stirs controversy and rumors about Amazon abound.

September 22, 2017

China rumors abound. Cross-chain atomic swaps without LN! Some interesting cold storage news. 2x broken?

September 20, 2017

MAST continues its journey. WSJ writes some clickbait about Bitcoin going to 0. JoinMarket has a release. Jonald argues for BCH. Another signer of the NYA is out. Some interesting academic papers.

September 18, 2017

0.15.0 features explained by John Newbery. China keeps getting in the news. The Pirate Bay tries out browser mining.

September 15, 2017

0.15.0 is released after a delay. John Newberry starts his series on the 0.15.0 features. A possibly fictional story on the Ethereum Hack from July. China gets some conflicting news. Some interesting crypto tools.

September 13, 2017

You can now know exactly how Core figures out fees. Bitcoin Cash is facing some spam and accusations. 2x has some interesting pull requests.

September 11, 2017

Breaking Bitcoin did not disappoint. Johnson Lau drops 5 very interesting BIPs. There may be more fire to the smoke regarding exchanges being banned in China.

September 08, 2017

IOTA rolled their own crypto and got burned. China banning Bitcoin yet again? 7nm process chips being planned in Japan.

September 06, 2017

We continue to build toward the 0.15 release with anticipation. Some accounting analysis, an article on fee markets and you can build your own exchange!

September 04, 2017

Maxwell discusses the 0.15 features. The new fee estimation seems to be getting interesting results. BCH releases an ambitious roadmap. Lots of new statistics and proposals.

September 1, 2017

Happy all-time high! F2Pool is out of 2x. BTC continues its march toward 0.15.0. BCH has more wallets supporting it. David Harding makes his debut on the Bitcoin Tech Talk Blog.

August 30, 2017

Bitcoin continues its march toward 0.15. Bitcoin Cash is having some issues with its Emergency Difficulty Adjustment algorithm. If you’d like to train some developers, check out the seminar announcement by yours truly.

August 28, 2017

Not many miners seemed to understand that with Segwit, you can have blocks greater than 1MB in the first few days of mining Segwit blocks. More mining pools are joining BitFury including BTC.com and F2Pool in mining bigger blocks.

August 25, 2017

Segwit is live, Lightning Network continues development, 2x continues to discuss replay protection and Bitcoin Cash hash rate goes up and down like a roller coaster. Just another Wednesday in Bitcoin =)

August 23, 2017

BCH difficulty went up the maximum of +300%, Bitcoin Core has Release Candidate #2 out for 0.15, Segwit activation is delayed, but coming in the next day or so. Opendime V3 is out. Replay Protection is being discussed by the 2x folks.

August 21, 2017

Lots of interesting happenings over the weekend, including BCH difficulty drop, Bitcoin Core’s response to BitPay, and some rudimentary analysis of mining game theory.

August 18, 2017

Bitcoin Core is getting ready for the newest release. There are a lot of projects positioning themselves for Segwit and the upcoming Lightning Network this week. Trezor and other hardware wallets are starting to get more scrutiny and BitPay has garnered some controversy over their recent blog post. Also, Litecoin may be trying to solve the unit bias problem. Read more below!

August 16, 2017

Thank you for subscribing to the Bitcoin Tech Talk email list. The aim of this newsletter is to highlight interesting technical projects as well as new and interesting features coming to Bitcoin. Some older links may be included for context. Note that links are not endorsements.