Recent Posts
Transacting Bitcoin-based P2P Derivatives
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Transacting Bitcoin-based P2P Derivatives
April 19, 2019
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On April 16th (UTC), a trust-minimized forward contract transaction took place on the Bitcoin blockchain between Crypto Garage and Blockstream,...
MuSig: A New Multisignature Standard
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MuSig: A New Multisignature Standard
February 18, 2019
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In the first half of last year, in collaboration with Yannick Seurin and Gregory Maxwell, Blockstream cryptographer Pieter Wuille and...
Standardizing Bitcoin Proof of Reserves
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Standardizing Bitcoin Proof of Reserves
February 04, 2019
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Bitcoin exchanges are increasingly coming under pressure from users and regulators to prove they are managing their users funds correctly....
Minisketch: Reducing Bitcoin Node Bandwidth Requirements
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Minisketch: Reducing Bitcoin Node Bandwidth Requirements
January 07, 2019
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Recently, Blockstream team members Pieter Wuille and Gleb Naumenko, along with former colleague Greg Maxwell, revealed Minisketch, a software library...
Simplicity: High-Assurance Smart Contracting
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Simplicity: High-Assurance Smart Contracting
November 28, 2018
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Earlier this month we released for the blockchain language Simplicity: our answer to the problems faced when trying to code...
Liquid Functionaries and the Impact of Hardware Vulnerabilities
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Liquid Functionaries and the Impact of Hardware Vulnerabilities
October 04, 2018
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Earlier today, Bloomberg released a report indicating that an unknown component was allegedly added to motherboards manufactured by Supermicro. This...
Improving Privacy Using Pay-to-EndPoint (P2EP)
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Improving Privacy Using Pay-to-EndPoint (P2EP)
August 08, 2018
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Attendees of a community work group recently set themselves the goal of emproving basic transaction privacy in Bitcoin, the aim...
Smart Signatures - BPASE '18
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Smart Signatures - BPASE '18
February 23, 2018
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Christopher Allen’s talk at the recent Blockchain Protocol Analysis and Security Engineering (BPASE) 2018 conference overviewed the topic of smart...
Bulletproofs: Faster Rangeproofs and Much More
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Bulletproofs: Faster Rangeproofs and Much More
February 21, 2018
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Bulletproofs are a new efficient form of zero knowledge proof. Their primary application is to replace the rangeproofs in Confidential...
Schnorr Signatures for Bitcoin - BPASE '18
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Schnorr Signatures for Bitcoin - BPASE '18
February 15, 2018
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Pieter Wuille also spoke at the Blockchain Protocol Analysis and Security Engineering (BPASE) 2018 conference. He talked about advances for...
Simplicity — A New Language for Blockchains — BPASE '18
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Simplicity — A New Language for Blockchains — BPASE '18
February 08, 2018
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Russell O’Connor spoke at the recent Blockchain Protocol Analysis and Security Engineering (BPASE) 2018 conference on the new smart contract...
Key Aggregation for Schnorr Signatures
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Key Aggregation for Schnorr Signatures
January 23, 2018
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Last Monday we published a paper that introduces MuSig, a multi-signature scheme based on Schnorr signatures. This post will dive...
Simplicity Itself for Blockchains
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Simplicity Itself for Blockchains
October 30, 2017
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Introducing Simplicity, a new functional programming language for smart contracts that broadens traditional capabilities with expanded functionality, improved safety, and...
Gregory Maxwell Talks About Bitcoin 0.15
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Gregory Maxwell Talks About Bitcoin 0.15
September 14, 2017
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Find out what’s new in Bitcoin Core 0.15 from Greg Maxwell’s recent talk at the SF Bitcoin Devs Meetup.
Different Approaches to Privacy on the Blockchain
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Different Approaches to Privacy on the Blockchain
September 08, 2017
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Andrew Poelstra is working on three different approaches to privacy on the blockchain, each one with its own advantages. Hear...
7 Common Myths About SegWit, Debunked
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7 Common Myths About SegWit, Debunked
July 31, 2017
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The internet brings us many wonderful things such as new business models, new-found access to information, and new technologies like...
Tree Signatures
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Tree Signatures
August 24, 2015
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After the release of Alpha we realized that its script language, thanks to the addition of OP_CAT, enables a simple...
Gregory Maxwell talks at SF Bitcoin Devs Meetup
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Gregory Maxwell talks at SF Bitcoin Devs Meetup
April 24, 2015
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Bitcoin Core developer and Blockstream co-founder Gregory Maxwell discusses his recent work on privacy and the future of multi-signature technology...
A look at a few Questions and Misconceptions Regarding Pegged Sidechains
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A look at a few Questions and Misconceptions Regarding Pegged Sidechains
October 30, 2014
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Since releasing our paper, “Enabling Blockchain Innovations with Pegged Sidechains,” we've been pleased with the overwhelmingly positive response from the...
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