technical

Time is Money: DoS (Denial of Service) Fortification and Coinjoin Time Preference

Community Technical

How Coinjoin Wallets Compare on Fees

Community Technical

If you want to know the details of how WabiSabi, Whirlpool and Joinmarket fee structures work, read on. We’ll define all the fees of a coinjoin transaction, the way fees are calculated for each protocol and finally, which one is better for many different user profiles. 

What is the Difference Between a Passphrase and a Password?

Beginner Technical

In this article, we will explain what BIP39 is, the benefits and tradeoffs of passphrases, how to properly back them up, and how they differ from regular passwords.

Explaining Wasabi Wallet’s Tor Implementation

Product Technical

This article will define what Tor is, how Wasabi Wallet implements Tor exactly, what are the operations that require an immediate circuit update, why the coordinator doesn’t use an onion service anymore, and how Conflux could be a future solution to improve reliability.

Announcing Private Bitcoin for Enterprises with a New Coinjoin API

Announcements Community Product Technical

Now, with a simple Coinjoin API recently announced, collaborative bitcoin transactions are accessible to anyone, including companies that want to add powerful and robust privacy features to their bitcoin products, such as wallets, brokers, custodians and more

Unpacking Wasabi Wallet’s Power Feature: The Headless Daemon

Announcements Product Technical

Think of it as your wallet but on a diet. It uses fewer resources like CPU, GPU, memory, and bandwidth, allowing you to run Wasabi Wallet unobtrusively in the background.

Turbosync: Wasabi Wallet’s Loading Time Reduced by 90%

Beginner Technical

With the 2.0.4 release, Turbosync is introduced in Wasabi Wallet to reduce the load time by up to 90%. We did this with accessibility in mind so that even low-bandwidth users can use Wasabi with little friction.

RBF and CPFP: UX Survey with Screenshots

Technical

How do you scale a blockchain? You don’t. Block space is inherently limited, and everyone making Bitcoin transactions competes for it. RBF and CPFP are some of the most prominent tools in the toolbox of a user for the block space scarcity competition.

Free Transactions from Being Stuck in the Mempool

Announcements Community Technical

We’ve packed Wasabi Wallet version 2.0.4 with highly requested features and a bundle of performance optimizations that drastically speeds up wallet load time, frees transactions from getting stuck in the mempool and make life easier than ever for privacy-conscious Bitcoiners. 

Bitcoin Privacy Primer

Beginner Technical

The following article was created as a privacy guide for Cryptosteel‘s Operational Security manual, co-authored by folks from Trezor, Bitbox and Wasabi Wallet, which is available for free to download here. You […]

What Lightning Network-Enabled Wabisabi Coinjoins Might Look Like

Technical

Read further to learn more about the details of why the Lightning Network is Bitcoin’s leading scaling solution, why payment channel openings and coinjoins go well together, how to currently open a Lightning Network channel from a Wasabi Wallet private UTXO, how Vortex presently handles the direct opening of channels from coinjoin outputs, and finally, how a future Lightning Network-enabled WabiSabi coinjoin might solve that problem.

Friends and Plebs Don’t Pay Wasabi Coinjoin Fees

Beginner Product Technical

Have you met friends or fellow bitcoin users who wanted to participate in a coinjoin transaction but didn’t because of the fees? Read how our many fee exemption features can apply to […]

What is the Difference Between an Anonymity Set and an Anonymity Score?

Technical

If you want to know the details of what is an anonymity set, what makes the difference between the former term and anonymity score, how to set your anonymity score target on Wasabi, and how your post-coInjoin activity can impact your anonymity, keep reading this article.

What Does the “zk” in zkSNACKS Stand For?

Technical

Understanding what the “zk” in zkSNACKs means gives you insight into the inner workings of Wasabi Wallet. Particularly, it gives you a perspective on how Wasabi wallet enables coinjoins without gaining access to your bitcoin or collecting and revealing your private financial data.

xPubs & xPrivs

Technical

xPub stands for Extended Public Key while xPrivs stands for Extended Private Key. Simply put, xPubs and xPrivs are the parent keys that can allow a wallet to mathematically produce billions of child keys that work as public keys and private keys within your wallet.

Lesser Known Features of Wasabi Wallet

Technical

Wasabi Wallet is well-known for making privacy-boosting coinjoin transactions accessible to everyone, but some may not be aware of the extent of its range of customizable features that allow users to shape their own experience while using Wasabi Wallet.

How to Connect Your Hardware Wallet to Wasabi Wallet

Technical

If you’ve been thinking about changing software wallets to Wasabi, you need an updated tutorial showing you how to complete that process without taking too much time; you’ve found it.

What are Wasabi Wallet’s Code Signature Strategies?

Technical

This article will explain how Wasabi Wallet’s three code signing strategies (Windows, MacOS, and PGP) work and how they compare in terms of user experience, trust models, cryptography, and certificate subscription/expiry.

What are the Benefits of Coinjoin?

Technical

A coinjoin is a special kind of Bitcoin transaction where two or more people’s transactions are combined, which breaks the link between transactions, improving each coinjoin participant’s privacy. When Bitcoin users have the ability to selectively reveal themselves to the world, everyone benefits.

How to Gift Bitcoin Privately

Community Technical

Experienced Bitcoiners know how quickly the value of fiat money melts, so instead of buying your loved ones a gift card, keep them warm with the joy of hard money this winter season by giving them Bitcoin!

Wasabi Wallet 2.0.2.1

Announcements Technical

After the previous release of Wasabi optimized Tor connectivity, new records have been set in monthly coinjoin rounds’ completed and total coinjoin volume. Now, Wasabi Wallet Version 2.0.2.1 is available to continue leading the charge.

Methods for the Destigmatization of Coinjoin

Technical

Not enough people understand the value proposition behind Bitcoin. If they did, then the motivation for coin mixing and coinjoin services would become much more clear. Hence, the first step to destigmatize these services would be through education.

Wasabi is the Bridge to Bitcoin Fungibility

Technical

Wasabi 2.0 makes privacy easier, more affordable and more acceptable. Everyone will be able to use the open source software with the CoinJoin coordinator that they like the most and poses the smallest amount of compromises.

How to use Bitcoin Privately in 3 Easy Steps: Receive, Wait and Spend.

Community Technical

What if I told you that it’s gotten super easy to make Bitcoin payments without anyone being able to link them all to you?

The History of WabiSabi

Product Technical

WabiSabi is a novel communication protocol for creating bitcoin coinjoin transactions with arbitrary amounts. It is a concept with roots going back to the early days of bitcoin, even the earliest beginnings of digital payments.

Risks Associated with Address Reuse

Community Technical

Addresses are designed to receive bitcoin and are supposed to be disposable with every use. Unless your money matters are meant to be public, reusing an address will always make sure your balances are open for everyone to see.

A Comparison of Bitcoin Layer 2 Solutions

Technical

In bitcoin, the blockchain is the 1st dimension also known as layer 1. There are higher up and parallel 2nd dimensions that utilize the 1st dimension as its host. There may eventually even be layer 3 dimensions as more development continues.

The Implications of No Privacy on the Bitcoin Network

Community Technical

There is a limited amount of time before the public utility borne of Satoshi’s vision is quashed by the centralization of power and wealth within and around the Bitcoin ecosystem.

The Differences Between Cryptocurrencies and Blockchain Technology.

Technical

All cryptocurrencies are blockchains but not all blockchains have to be used to keep track of monetary transactions

Milestone in Unlinkability

Technical

Linkability is a problem everywhere. But with the latest development in Wasabi Wallet 2.0, many things have changed and privacy given to the user through the use of its tool is far superior to the original Wasabi Wallet.

Blockchain Analysis: How it’s Used

Technical

The most problematic issue facing Bitcoin today is that it can be very easily associated with a person’s real-life identity.
Wasabi provides detailed coin control so you know how anonymous each slice of your BTC is at any given time.

The Privacy Benefits of Taproot

Community Technical

This article, focuses on the privacy aspect of Bitcon’s soft fork. It seeks to explain how Taproot increases every user’s plausible deniability and potentially poses a threat to the blockchain analysis business.

Banned Transactions

Technical

The road ahead of us is still long, but with consistent usage of available privacy-preserving tools, we can get there. It just depends on all of us to keep on coinjoining so that on-chain surveillance becomes nearly impossible.

Sending PSBT Transactions with Wasabi Wallet

Technical

Wasabi is one of the desktop Bitcoin wallets that work with every PSBT hardware wallet. Not only that, but thanks to the Tor routing and trustless onboarding, it’s also the most private desktop wallet for your Bitcoin transaction signing device.

Why CoinJoins Are Largely Misunderstood

Community Technical

The philosophy of CoinJoins is that you hide in a crowd in order to hide your face. The more people gather around you, the harder it is for the outsider to identify you. And if everyone wears the same mask, has the same hair color, height, etc…then you have an idea of what CoinJoins look like.

Privacy Guarantees Of Wasabi Wallet 2.0

Technical

Fully analyzing Wasabi 2.0 coinjoins is computationally hard and will probably be impossible for decades to come because a combinatorial complexity explosion is happening when we try to find all the sub-transactions of a Wasabi 2.0 coinjoin.

DIY Hardware Wallets, Part II:

Technical

There are two important categories of DIY hardware wallets that you can build from general-purpose electronic devices: the ones that run a ported firmware (a group of coders make a well-tested software available on more common hardware), and the ones that run original code.

Wasabi Wallet Preview Progress

Technical

Eight weeks have passed since our last update. We set up 3 milestones before the final 2.0 version’s release. Right now we are working on the first milestone, which is the so-called preview version of Wasabi 2.0.

DIY Hardware Wallets, Part I: Building Your Own Trezor One, Model T and BitBox02

Technical

We are living in the golden age of DIY hardware. Thanks to advancements in microprocessing and production/distribution, today we can purchase tiny yet powerful computers at surprisingly affordable prices – and then use them to perform surprisingly-complex tasks

Wasabi and the Future of Hardware Wallets

Community Technical

Hardware wallets are useful key management electronic devices which combine the security of a cold storage setup with the convenience of a hot wallet. Regardless of how they operate, all hardware wallets should work very well with Wasabi.

What is Wabi-Sabi?

Community Technical

When you hear the word wabi-sabi for the first time you might think, “wow that sounds like a TV cartoon my kid would haunt my days watching.” Or if you’re one of those artsy types you may be familiar with its Japanese definition: a world view centered on the acceptance of transience and imperfection. Unlike its Japanese definition, Wasabi Wallet has been working on perfecting our own interpretation of this wonderful word with the WabiSabi protocol.

Spending CoinJoined Coins

Community Technical

Assuming that you care about privacy and have CoinJoined all your Bitcoin, let’s map out all the different ways to spend your sats without turning it into cold hard cash.

Wasabi Wallet vs Electrum: What’s the Difference?

Community Technical

In order for bitcoin to become sound money, it needs to also gain more fungibility – and Wasabi is the only BTC wallet that’s available across all major desktop operating systems (Windows, MacOS, Linux) and offers easy access to CoinJoins.

Converting CoinJoined Coins to Cash

Community Technical

How can I pay my bills when earning Bitcoin? To answer this, we figure it would be best to map everything out and then compare and contrast all the various ways to convert your CoinJoined coins to fiat cash.

WVE–006 DDoS Attack Report

Announcements Technical

Wasabi Wallet team heroically defends the server by implementing security measures while still being attacked by the botnets of zombie computers

Wasabi Wallet Chain Split Policy

Technical

I nervously watched the chaos during the 2018 fork wars from the sidelines. Those who paid attention consolidated all their UTXOs on the chain they favored least and some even fall victim […]

Wasabi Wallet and Tor Consensus Issues

Community Technical

Bitcoin is a peer-to-peer network of nodes that define, verify, and enforce the Bitcoin consensus rules. There is a lot of communication between them and metadata can be used to de-anonymize Bitcoin […]

What is a Coinjoin?

Technical

CoinJoin is a Bitcoin transaction where multiple users combine their UTXO (Unspent Transaction Outputs) into one large transaction with multiple inputs and multiple outputs. A traditional Bitcoin transaction is usually composed of […]

WVE–005 Responsible Disclosure & v4 Hard Fork

Technical

On 2020 May 10, Ondřej Vejpustek from TREZOR team sent us a PGP encrypted message containing a detailed explanation about a possible CoinJoin denial of service vulnerability, in complete accordance to our […]

Wasabi Wallet and Tor SSL stripping attacks

Technical

Unlike many other “traditional” mixers where users must give control of their coins to another party and trust that this party will return the bitcoin to them, Wasabi Wallet does not take custody of assets.

Setting up a COLDCARD with Wasabi Wallet

Community Technical

Here’s a straight forward video on…you guessed it, setting up a COLDCARD with Wasabi Wallet. The video quickly runs through the setup process and thanks to the pause button, you will have time to read all the text.