CoinJoin

Introduction How one’s focus can shift in just two weeks! While today everybody in the Bitcoin space seems more concerned with price fluctuations in response to the global financial panic (understandably so), it’s important to remember…

Bitcoin mixing, the practice of scrambling one’s bitcoin with others in order to obscure the connection between an individual’s identity and coin address information, has seen a number of innovations over the last decade. Some of the early…

A court case is underway in the United States that could become a watermark decision for Bitcoin transaction privacy and compliance law. Larry Harmon of Ohio — who, incidentally, owns the Coin Ninja media site — was recently charged…

CoinJoin. Trustless mixing. Anonymity. Bitcoin Magazine’s September 2013 cover — all black with hints of golden fingerprints — needed only four words to announce a powerful new privacy tool. At a time when industry representatives like the…

On January 29, data analyst James Waugh decided to test and see if the Cashfusion protocol was really anonymous. After testing Cashfusion, Waugh explained he sifted through a number of transaction inputs and outputs and realized that it’s…

Although Satoshi Nakamoto’s white paper suggests that privacy was a design goal of the Bitcoin protocol, blockchain analysis can often break users’ privacy. This is a problem. Bitcoin users might not necessarily want the world to know where…

On January 17, 2020, British tax collection department Her Majesty’s Revenue and Customs (HMRC) published an open contract seeking bid applications for tools that can track, identify and associate bitcoin transactions with real identities.…

Bitcoin is not an anonymous payment network. However, in practice, many people still appear to be forgetting this, even the most privacy-minded. A research paper from the University of Qatar reminds us that Bitcoin alone isn’t private. In…

The developers of Samourai Wallet have published the public beta version of Whirlpool, a Chaumian CoinJoin implementation that consists of a framework supported by various privacy-enhancing software tools. What Is Chaumian CoinJoin?…

Over the last few days, Bitcoin Cash (BCH) enthusiasts have been meeting online to mix BCH using the Cashshuffle mixing software for the Electron Cash wallet. A few shuffling milestones took place this week, culminating on Feb. 25 when a…