Hackernoon: Christopher Allen Interview
“Cypherpunks wouldn’t just critique the surveillance state—they’d also call out us technologists for enabling it. We were supposed to resist, not retrofit...
“Cypherpunks wouldn’t just critique the surveillance state—they’d also call out us technologists for enabling it. We were supposed to resist, not retrofit...
On January 31, Christopher Allen spoke with Mathieu Glaude at the SSI Orbit Podcast on the controversial topic “Has Our SSI Ecosystem Become Morally Bankrupt...
This topic was presented at IIWXXXIX Fall 2024 on October 29, 2024. My name is Christopher Allen. In 2016, in advance of the ID2020 conference at the Unit...
Since the mid-1990s, I’ve been advocating for the creation of secure digital infrastructures that protect human rights, civil liberties, and human dignity on...
For Foremembrance Day 2024, Christopher Allen gave a Twitter Livestream discussing the tragedy of overidentification in The Netherlands in WWII, how France o...
This article, like “Echoes from History: Designing Self-Sovereign Identity with Care”, is drawn from a book I have in process called FOREMEMBRANCE, which c...
This article was originally published as an advance reading for RWOT12 in Köln, Germany on August 9, 2023. It has been slightly edited for this reprint. ...
ABSTRACT: The principles of least privilege and least authority are core computer security principles that can minimize attacks. Not only can they be exte...
ABSTRACT: The idea of Self-Sovereign Identity emerged in 2016, but it has inspirations dating back centuries. This article explores the historic evolution...
Blockchain Commons advocates for the creation of open, interoperable, secure & compassionate digital infrastructure, to enable people to control their ...
UPDATE 2023-02-16: This bill has passed the Wyoming Assembly 41-13, a day after the Wyoming Senate passed it by a vote of 31-0. If Wyoming Governor Mark Gord...
This summer, we’ve been iterating through an article intended to talk about the success that Blockchain Commons has had working with the Wyoming legislature ...
Musings of a Trust Architect is a series of articles by Life with Alacrity author and Blockchain Commons founder Christopher Allen that lays out some of the ...
ABSTRACT: Minimum Viable Architecture (MVA) is an alternative to the Minimum Viable Product (MVP) approach, emphasizing the importance of a robust, scalab...
If you’ll be at IETF 117, we hope you’ll join us for dCBOR discussions there on Monday July 24th. The CBOR meeting will be 17:30-18:30 July 24th (Session IV)...
Or: How to Stay Heart Healthy, but Not Become the New Fitbit Murderer Many of us have heard of the Fitbit murder case: a husband killed his wife and then ...
And How to Resolve them Using Holder-Based Hashed Elision Digital credentials are the next step in credentialing because they’re quite simply a better way...
Why CBOR? Blockchain Commons is dedicated to developing open-source technical specifications, reference implementations, and tooling that help developers ...
Gordian Envelopes can be used to store and transmit information in a structured, privacy preserving way. By what does that mean? Following are examples of fo...
Blockchain Commons has released Gordian Seed Tool, a new iOS app that allows for the creation, storage, backup, and transformation of cryptographic seeds i...
The state of California recently announced their Digital COVID-19 Vaccine Record system. It allows Californians to access a digital copy of their vaccine rec...
Blockchain Commons has been accepted into the new GitHub discussion program, allowing for more freeform discussions within the context of our GitHub repos. A...
At Blockchain Commons, we design open infrastructure that prioritizes privacy, autonomy, and human dignity. That’s why I support and personally signed the ...
“Cypherpunks wouldn’t just critique the surveillance state—they’d also call out us technologists for enabling it. We were supposed to resist, not retrofit...
On January 31, Christopher Allen spoke with Mathieu Glaude at the SSI Orbit Podcast on the controversial topic “Has Our SSI Ecosystem Become Morally Bankrupt...
For Foremembrance Day 2024, Christopher Allen gave a Twitter Livestream discussing the tragedy of overidentification in The Netherlands in WWII, how France o...
This article, like “Echoes from History: Designing Self-Sovereign Identity with Care”, is drawn from a book I have in process called FOREMEMBRANCE, which c...
This article was originally published as an advance reading for RWOT12 in Köln, Germany on August 9, 2023. It has been slightly edited for this reprint. ...
Blockchain Commons advocates for the creation of open, interoperable, secure & compassionate digital infrastructure, to enable people to control their ...
UPDATE 2023-02-16: This bill has passed the Wyoming Assembly 41-13, a day after the Wyoming Senate passed it by a vote of 31-0. If Wyoming Governor Mark Gord...
This summer, we’ve been iterating through an article intended to talk about the success that Blockchain Commons has had working with the Wyoming legislature ...
At Blockchain Commons, we design open infrastructure that prioritizes privacy, autonomy, and human dignity. That’s why I support and personally signed the ...
ABSTRACT: “Fair Witnessing” is a new approach for asserting and interpreting digital claims in a way that mirrors real-world human trust: through personal...
“Cypherpunks wouldn’t just critique the surveillance state—they’d also call out us technologists for enabling it. We were supposed to resist, not retrofit...
Blockchain Commons focused on the ZeWIF project for the Zcash blockchain during the first quarter of 2025, but that didn’t stopped us from also advancing a...
When can you trust a software release? How do you know that a software repo is safe, that it represents the intent of its creators? On the 20th anniversary o...
Blockchain Commons advocates for the creation of open, interoperable, secure & compassionate digital infrastructure, to enable people to control their ...
In the last year, Blockchain Commons has produced a large collection of specifications, reference libraries, architectures, and reference utilities meant to ...
ABSTRACT: By grounding technical decisions in ethical values, we can create compassionate digital architectures. This article examines how core human valu...
Progressive Trust—it sounds a bit like something from a relationship advice column, right? But in the world of digital interactions, it’s actually a revoluti...
ABSTRACT: Drawing inspiration from Ken Thompson’s seminal work, Reflections on Trusting Trust, there are deep-rooted challenges in establishing trust in c...
ABSTRACT: Cryptographic agility was once seen as a desirable goal for computer security, but increasingly problems such as high costs, bad interactions, a...
I have been struggling for a while to communicate my framing of definitions for Data Minimization and Selective Disclosure, which are privacy-focused data-pr...
A New Approach to Building Trust in Decentralized Systems by Christopher Allen Musings of a Trust Architect is a series of articles by Life with Alacrity a...
If you’ll be at IETF 117, we hope you’ll join us for dCBOR discussions there on Monday July 24th. The CBOR meeting will be 17:30-18:30 July 24th (Session IV)...
Or: How to Stay Heart Healthy, but Not Become the New Fitbit Murderer Many of us have heard of the Fitbit murder case: a husband killed his wife and then ...
And How to Resolve them Using Holder-Based Hashed Elision Digital credentials are the next step in credentialing because they’re quite simply a better way...
Why CBOR? Blockchain Commons is dedicated to developing open-source technical specifications, reference implementations, and tooling that help developers ...
Gordian Envelopes can be used to store and transmit information in a structured, privacy preserving way. By what does that mean? Following are examples of fo...
Making Visions Reality We’ve often written in our yearly reports that the goal of Blockchain Commons is “the creation of open, interoperable, secure &...
Welcome to Blockchain Commons’ yearly report on our status and projects.
2022 might have been Blockchain Commons’ strongest year ever. Though we laid down much of our foundational architecture a few years ago, we returned this y...
Though Blockchain Commons initiatives date back to our 2016 foundation of Rebooting the Web of Trust and our 2017 work on Learning Bitcoin ...
ABSTRACT: By grounding technical decisions in ethical values, we can create compassionate digital architectures. This article examines how core human valu...
Progressive Trust—it sounds a bit like something from a relationship advice column, right? But in the world of digital interactions, it’s actually a revoluti...
I have been struggling for a while to communicate my framing of definitions for Data Minimization and Selective Disclosure, which are privacy-focused data-pr...
A New Approach to Building Trust in Decentralized Systems by Christopher Allen Musings of a Trust Architect is a series of articles by Life with Alacrity a...
ABSTRACT: “Fair Witnessing” is a new approach for asserting and interpreting digital claims in a way that mirrors real-world human trust: through personal...
In early 2025, Blockchain Commons architected and engineered a major project for the Zcash blockchain: the ZeWIF specification that allows all of its wall...
If you’ll be at IETF 117, we hope you’ll join us for dCBOR discussions there on Monday July 24th. The CBOR meeting will be 17:30-18:30 July 24th (Session IV)...
Why CBOR? Blockchain Commons is dedicated to developing open-source technical specifications, reference implementations, and tooling that help developers ...
On September 18, 2024, Blockchain Commons held its second Round Table on FROST. Almost twenty expert cryptographers, designers, and developers came together ...
Today, the Human Rights Foundation (HRF) announced a Bitcoin Development Fund grant to Blockchain Common for its continued support of the development of FROS...
On November 8, 2023, Blockchain Commons held its first Round Table on FROST. The results have been published at our FROST developer pages. The meeting inclu...
ABSTRACT: Schnorr signatures have been a long time coming, but now that they’re finally here, they open up broad new cryptographic frontiers, including th...
Wolf McNally’s LifeHash is one of Blockchain Commons’ interoperable specifications intended to make digital infrastructure open, interoperable, secure, and...
In the last year, Blockchain Commons has produced a large collection of specifications, reference libraries, architectures, and reference utilities meant to ...
Blockchain Commons has been accepted into the new GitHub discussion program, allowing for more freeform discussions within the context of our GitHub repos. A...
Blockchain Commons advocates for the creation of open, interoperable, secure & compassionate digital infrastructure, to enable people to control their ...
UPDATE 2023-02-16: This bill has passed the Wyoming Assembly 41-13, a day after the Wyoming Senate passed it by a vote of 31-0. If Wyoming Governor Mark Gord...
This summer, we’ve been iterating through an article intended to talk about the success that Blockchain Commons has had working with the Wyoming legislature ...
The Silicon Salon is Back for the New Year! Sign Up Now at Eventbrite Blockchain Commons will be facilitating Silicon Salon 3 in mid-January, tentatively...
Thanks to everyone who joined us for our second Silicon Salon, this one focused on Secure Boot, Supply-Chain Security, and Firmware Upgrades. Courtesy of s...
What if semiconductor manufacturers made chips especially intended for crypto-wallets? That’s the topic of Blockchain Commons’ first Silicon Salon, which w...
At Blockchain Commons, we design open infrastructure that prioritizes privacy, autonomy, and human dignity. That’s why I support and personally signed the ...
ABSTRACT: The principles of least privilege and least authority are core computer security principles that can minimize attacks. Not only can they be exte...
And How to Resolve them Using Holder-Based Hashed Elision Digital credentials are the next step in credentialing because they’re quite simply a better way...
For Foremembrance Day 2024, Christopher Allen gave a Twitter Livestream discussing the tragedy of overidentification in The Netherlands in WWII, how France o...
This article, like “Echoes from History: Designing Self-Sovereign Identity with Care”, is drawn from a book I have in process called FOREMEMBRANCE, which c...
This article was originally published as an advance reading for RWOT12 in Köln, Germany on August 9, 2023. It has been slightly edited for this reprint. ...
This topic was presented at IIWXXXIX Fall 2024 on October 29, 2024. My name is Christopher Allen. In 2016, in advance of the ID2020 conference at the Unit...
Digital communities are collections of individual entities that are connected together. They can be modeled as graphs, with the individuals being nodes and t...
Since the mid-1990s, I’ve been advocating for the creation of secure digital infrastructures that protect human rights, civil liberties, and human dignity on...
In the last year, Blockchain Commons has produced a large collection of specifications, reference libraries, architectures, and reference utilities meant to ...
The goal of social key recovery is for the user to specify groups of individuals that together possess the ability to recover the root secret of a wallet. A ...
Our first #SmartCustody workshop will be on Tue, January 29, 2019, 10:00 AM – 4:00 PM PST, at 554 San Antonio Road, Palo Alto, CA 94040-1217, Map. You can s...
The goal of social key recovery is for the user to specify groups of individuals that together possess the ability to recover the root secret of a wallet. A ...
The Uniform Resources specification is one of Blockchain Commons’ most notable wallet enhancements of 2020: it enables airgapped PSBTs and is supported throu...
Blockchain Commons has released a feature-complete version of LetheKit, a do-it-yourself hardware platform that allows you to conduct cryptographic operation...
In the last year, Blockchain Commons has produced a large collection of specifications, reference libraries, architectures, and reference utilities meant to ...
The Uniform Resources specification is one of Blockchain Commons’ most notable wallet enhancements of 2020: it enables airgapped PSBTs and is supported throu...
ABSTRACT: The idea of Self-Sovereign Identity emerged in 2016, but it has inspirations dating back centuries. This article explores the historic evolution...
Musings of a Trust Architect is a series of articles by Life with Alacrity author and Blockchain Commons founder Christopher Allen that lays out some of the ...
Wolf McNally’s LifeHash is one of Blockchain Commons’ interoperable specifications intended to make digital infrastructure open, interoperable, secure, and...
In the last year, Blockchain Commons has produced a large collection of specifications, reference libraries, architectures, and reference utilities meant to ...
2022 might have been Blockchain Commons’ strongest year ever. Though we laid down much of our foundational architecture a few years ago, we returned this y...
Though Blockchain Commons initiatives date back to our 2016 foundation of Rebooting the Web of Trust and our 2017 work on Learning Bitcoin ...
And How to Resolve them Using Holder-Based Hashed Elision Digital credentials are the next step in credentialing because they’re quite simply a better way...
Congratulations to W3C on the ratification of DID v1.0 as a W3C standard! Though Blockchain Commons has only lightly touched upon DIDs to date, they nonet...
If you’ll be at IETF 117, we hope you’ll join us for dCBOR discussions there on Monday July 24th. The CBOR meeting will be 17:30-18:30 July 24th (Session IV)...
Why CBOR? Blockchain Commons is dedicated to developing open-source technical specifications, reference implementations, and tooling that help developers ...
If you’ll be at IETF 117, we hope you’ll join us for dCBOR discussions there on Monday July 24th. The CBOR meeting will be 17:30-18:30 July 24th (Session IV)...
Why CBOR? Blockchain Commons is dedicated to developing open-source technical specifications, reference implementations, and tooling that help developers ...
On September 18, 2024, Blockchain Commons held its second Round Table on FROST. Almost twenty expert cryptographers, designers, and developers came together ...
On November 8, 2023, Blockchain Commons held its first Round Table on FROST. The results have been published at our FROST developer pages. The meeting inclu...
Digital communities are collections of individual entities that are connected together. They can be modeled as graphs, with the individuals being nodes and t...
Since the mid-1990s, I’ve been advocating for the creation of secure digital infrastructures that protect human rights, civil liberties, and human dignity on...
I recently wrote about “How My Values Inform Design”. There I discussed the issue of autonomy and how it can be supported by progressive trust, proof against...
ABSTRACT: By grounding technical decisions in ethical values, we can create compassionate digital architectures. This article examines how core human valu...
ABSTRACT: “Fair Witnessing” is a new approach for asserting and interpreting digital claims in a way that mirrors real-world human trust: through personal...
In early 2025, Blockchain Commons architected and engineered a major project for the Zcash blockchain: the ZeWIF specification that allows all of its wall...
Building on Libbitcoin Today we are announcing the availability of the open source Bitcoin framework for iOS. We have been working with veteran iOS develope...
Building on Libbitcoin Today we are announcing the availability of the open source Bitcoin framework for iOS. We have been working with veteran iOS develope...
Blockchain Commons has released a feature-complete version of LetheKit, a do-it-yourself hardware platform that allows you to conduct cryptographic operation...
Blockchain Commons has recently released v2.0 of our Learning Bitcoin from the Command Line course. Visit the Course Support the Course Learning Bit...
To fulfill its commitment to open source and to a defensive patent strategy, Blockchain Commons has joined COPA, the Cryptocurrency Open Patent Alliance. ...
To fulfill its commitment to open source and to a defensive patent strategy, Blockchain Commons has joined COPA, the Cryptocurrency Open Patent Alliance. ...
In the last year, Blockchain Commons has produced a large collection of specifications, reference libraries, architectures, and reference utilities meant to ...
In the last year, Blockchain Commons has produced a large collection of specifications, reference libraries, architectures, and reference utilities meant to ...
In the last year, Blockchain Commons has produced a large collection of specifications, reference libraries, architectures, and reference utilities meant to ...
The state of California recently announced their Digital COVID-19 Vaccine Record system. It allows Californians to access a digital copy of their vaccine rec...
Blockchain Commons has released Gordian Seed Tool, a new iOS app that allows for the creation, storage, backup, and transformation of cryptographic seeds i...
Wolf McNally’s LifeHash is one of Blockchain Commons’ interoperable specifications intended to make digital infrastructure open, interoperable, secure, and...
Congratulations to W3C on the ratification of DID v1.0 as a W3C standard! Though Blockchain Commons has only lightly touched upon DIDs to date, they nonet...
Blockchain Commons advocates for the creation of open, interoperable, secure & compassionate digital infrastructure, to enable people to control their ...
Blockchain Commons advocates for the creation of open, interoperable, secure & compassionate digital infrastructure, to enable people to control their ...
Or: How to Stay Heart Healthy, but Not Become the New Fitbit Murderer Many of us have heard of the Fitbit murder case: a husband killed his wife and then ...
ABSTRACT: Self-Sovereign Computing is a transformative paradigm designed to empower individuals to take command of their digital journey and to uphold t...
ABSTRACT: Self-Sovereign Computing is a transformative paradigm designed to empower individuals to take command of their digital journey and to uphold t...
ABSTRACT: Schnorr signatures have been a long time coming, but now that they’re finally here, they open up broad new cryptographic frontiers, including th...
ABSTRACT: Schnorr signatures have been a long time coming, but now that they’re finally here, they open up broad new cryptographic frontiers, including th...
This article, like “Echoes from History: Designing Self-Sovereign Identity with Care”, is drawn from a book I have in process called FOREMEMBRANCE, which c...
This is the meant to be the beginning of a discussion on the topic of Open Development as a growth beyond Open Source. It outlines how we think about ...
This is the meant to be the beginning of a discussion on the topic of Open Development as a growth beyond Open Source. It outlines how we think about ...
Today, the Human Rights Foundation (HRF) announced a Bitcoin Development Fund grant to Blockchain Common for its continued support of the development of FROS...
Today, the Human Rights Foundation (HRF) announced a Bitcoin Development Fund grant to Blockchain Common for its continued support of the development of FROS...
On January 31, Christopher Allen spoke with Mathieu Glaude at the SSI Orbit Podcast on the controversial topic “Has Our SSI Ecosystem Become Morally Bankrupt...
When can you trust a software release? How do you know that a software repo is safe, that it represents the intent of its creators? On the 20th anniversary o...