When he can't compress a complex concept into a few tweets, Jameson writes lengthy technical (and sometimes philosophical) articles to communicate information and opinions he has gathered while building crypto asset infrastructure.

How to Protect Contact Forms from Spam with Proof of Work

An argument and guide for using hashcash puzzles to protect contact forms from spammers instead of captchas.

18 July 2021 | Cypherpunk Cogitations

Bitcoin: Redefining F-You Money

Those with traditional F-you money are beholden to no one. Bitcoin changes the game by enabling any user to attain a new level of financial freedom at a low cost.

4 July 2021 | Forbes

Empty Blocks, Full Mempool

An analysis of empty blocks mined even when there were transactions waiting to be confirmed.

29 May 2021 | Cypherpunk Cogitations

Tor-only Bitcoin & Lightning Guide

A guide for how Lightning users can improve their financial privacy.

6 May 2021 | Cypherpunk Cogitations

What is the Taproot Bitcoin Upgrade?

What does Taproot mean for Bitcoin and how does it affect your wallet?

4 May 2021 | Casa Blog

Custodial Bitcoin Interest Service Reviews

Jameson tests onboarding to a dozen interest generating bitcoin custody services in a hunt for red flags.

25 April 2021 | Cypherpunk Cogitations

From Fat to Fit in Four Months

Lessons learned from my experiment in maximizing weight loss with the least amount of effort.

10 April 2021 | Cypherpunk Cogitations

Announcing Casa Centurion

The lowest time preference vaulting solution.

1 April 2021 | Casa Blog

A History of Bitcoin Transaction Dust & Spam Storms

A historical analysis of spam attacks conducted on the Bitcoin network.

13 March 2021 | Cypherpunk Cogitations

Announcing Specter Desktop Compatibility

How Casa clients can reduce their reliance upon Casa.

3 March 2021 | Casa Blog

Bitcoin Block Time Variance: Theory vs Reality

How well does the historical distribution of timestamps on bitcoin blocks match the expected distribution?

20 February 2021 | Cypherpunk Cogitations

Bitcoin 2020 Annual Review

Comprehensive coverage of metrics across a number of different verticals in the Bitcoin ecosystem to gauge performance in 2020.

1 January 2021 | Cypherpunk Cogitations

Lightning Wallet Recovery Lessons Learned

Recovering funds from a crashed Lightning wallet can be technically challenging - here's what I have learned from performing dozens of recoveries.

20 December 2020 | Casa Blog

The Rise of Bitcoin Corporate Key Management

Maintaining a corporate bitcoin treasury can reap major rewards, but there are significant risks that must be mitigated first.

3 December 2020 | Casa Blog

2020 Bitcoin Node Performance Tests

Annual tests of full validation syncing performance of seven Bitcoin node implementations.

12 November 2020 | Cypherpunk Cogitations

The Custodian Menace

A small number of custodians hold the private keys to a large amount of bitcoin. This is not good for Bitcoin.

24 October 2020 | Casa Blog

Mind the Bitcoin Address Gap

A guide to preventing and resolving Bitcoin address gap limit edge cases.

11 October 2020 | Cypherpunk Cogitations

Bitcoin Multisig Hardware Signing Performance

Jameson tests the performance of popular Bitcoin security hardware devices in various multisig wallet configurations.

12 September 2020 | Casa Blog

On Shitcoins and STOs

A breakdown of different types of cryptographic tokens and the controversies generated by their proponents.

30 August 2020 | Cypherpunk Cogitations

Are Chinese Miners a Threat to Bitcoin?

Is the concentration of hashpower within the borders of China a cause for concern about a nation state attack against the network?

9 August 2020 | Cypherpunk Cogitations

Metal Bitcoin Seed Storage Stress Tests (Round IV)

Jameson stress tests new metal devices for storing seed phrase backups.

2 August 2020 | Cypherpunk Cogitations

Law Enforcement Logs of a Privileged White Male

Reflections upon a variety of encounters I've had with law enforcement throughout my life.

12 July 2020 | Cypherpunk Cogitations

Electrum Server Performance Report

Casa engineers compare and contrast the performance of 3 popular Electrum server implementations.

3 July 2020 | Casa Blog

The Dos and Don'ts of Bitcoin Key Management

The Internet is a dangerous place, especially when you're protecting bitcoin. Jameson covers what you need to know to stay safe in this perilous environment.

6 June 2020 | Casa Blog