Sign in Subscribe
Cypherpunk Cogitations
Jameson Lopp's thoughts on Bitcoin, Privacy, and Freedom.

Latest

Mar
16
Against Allowing Quantum Recovery of Bitcoin

Against Allowing Quantum Recovery of Bitcoin

An argument in favor of burning bitcoin in vulnerable addresses to prevent funds from being taken by those who win the quantum computing race.
20 min read
Mar
02
A Treatise on Bitcoin Block Space Economics

A Treatise on Bitcoin Block Space Economics

A deep dive into the multitude of concerns regarding the supply of and demand for block space.
26 min read
Feb
27
Jack Dorsey is not Satoshi Nakamoto

Jack Dorsey is not Satoshi Nakamoto

A compilation of evidence that Jack Dorsey could not be the creator of Bitcoin.
10 min read
Jan
05
Bitcoin 2024 Annual Review

Bitcoin 2024 Annual Review

Comprehensive coverage of metrics across a number of different verticals in the Bitcoin ecosystem to gauge performance in 2024.
21 min read
Nov
24
Boost Your Bitcoin Node Sync With UTXO Snapshots

Boost Your Bitcoin Node Sync With UTXO Snapshots

A guide for how to significantly speed up syncing a new Bitcoin Core node using the UTXO snapshot feature.
3 min read
Nov
03
On Ossification

On Ossification

An impassioned argument for why we should continue striving to improve the Bitcoin protocol.
17 min read
Oct
20
Slow Block Validation Attacks

Slow Block Validation Attacks

Calculating the potential attack effectiveness of an adversarial miner publishing bitcoin blocks that are difficult to validate.
3 min read
Aug
23
Problems with Coinbase Withdrawal Fees

Problems with Coinbase Withdrawal Fees

An analysis of odd transaction fee issues when withdrawing bitcoin from Coinbase.
5 min read
Aug
13
How Many Bitcoin Seed Phrases Are Only One Repeated Word?

How Many Bitcoin Seed Phrases Are Only One Repeated Word?

An exploration into the combinatoric math behind seed phrase mnemonics and their checksums.
4 min read
Jun
22
Effects of DBcache Size on Bitcoin Node Sync Speed

Effects of DBcache Size on Bitcoin Node Sync Speed

An investigation into tradeoffs between different dbcache sizes when performing a full bitcoin node sync.
3 min read