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The CoinJoin protocol makes it possible to bundle Bitcoin transactions in an untrustworthy manner. The aim of this technique is to provide users with an additional layer of privacy. Notably, while existing statistical analysis methods and correlation techniques can decipher CoinJoin transactions, they are much more costly and difficult to track.

Most Bitcoin users assumed that the network offered anonymity many years ago. Even if you don't register your name when you open a Bitcoin wallet, digital footprints such as your computer's IP address can be traced back to you. The fact that Bitcoin transactions are immutable and stay on the blockchain forever adds to the privacy danger.

In the field of blockchain forensics, a lot of work has been put in over the last five years. Governments eager to audit unclaimed crypto earnings have funded many of these services and platforms. CoinJoin is a low-cost way to further obscure your transactions and ensure that only well-funded snoops have the resources to deduce your identity.

Advantages of CoinJoin

The anonymization technique employed by CoinJoin has a number of advantages in the industry. Because of the additional anonymity provided by bundling these transactions, it is becoming increasingly difficult for outside observers to determine where a payment originated and where it was sent. Best of all, CoinJoin does not necessitate any modifications to the Bitcoin protocol itself.


Your coins will never be stolen thanks to CoinJoin's special strategy. This differs from other coin mixing protocols, which enable you to put your faith in a third-party. Third-party mixing sites open up a new attack vector for those looking to learn more about the Bitcoin history.


Another significant advantage of CoinJoin transactions is that they are less expensive than Bitcoin transactions. The cost of a contract is reduced since mixed contracts are only signed after the script is considered legitimate. You only pay one transaction charge because CoinJoin incorporates several transactions into a single action.


CoinJoin also aims to relieve some of the network congestion that Bitcoin is experiencing. Transactions using CoinJoin take up less space than transactions using two different methods. As a result, Bitcoin can handle more transactions and network traffic.


One of CoinJoin's most significant functions in the market is to maintain Bitcoin's fungibility. The willingness of a currency to be interchanged is referred to as fungibility. Gold, for example, is fungible. The worth of two pieces of gold of the same grade and weight is the same.

Unfortunately, improved forensics of Bitcoin transactions threatens to eliminate the network's fungibility. The entire network would suffer if governments are able to monitor and ban individual. Bitcoin transactions. It's much more difficult to monitor IP addresses or blacklist transactions when a user uses CoinJoin.

How CoinJoin works

CoinJoin employs a shuffled coin protocol. The framework is designed to merge several transactions into a multi-party Bitcoin transaction. To accomplish this purpose, the protocol can combine several input signatures and outputs before performing a transaction. This method results in a new combined UTXO.

CoinJoin essentially takes the primary form of multisig transactions and adds a little more versatility to it. Each transaction signature must be fully independent of the other signatures, according to the scheme. As a result, several digital signatures are required to authorize the transaction.

Unless all signatures for the multisig are issued, CoinJoin transactions are invalid and will not be accepted by the network. With a delayed merging of signatures, this framework was designed to achieve a consensus on inputs and outputs. It ensures that no two transactions are alike in this way.

Where can I get CoinJoin

Nowadays, it's simple to find sites that endorse CoinJoin. The Wasabi wallet is one of the simplest ways to use this efficient anonymizing mechanism. This next-generation Bitcoin wallet protects users' identities by providing a non-custodial, open-source desktop Bitcoin wallet.

Wasabi is different from other Bitcoin wallets in that it mixes coins among all wallet users. Wasabi impresses with its dependable coin shuffling functionality, which adds to CoinJoin's effectiveness. The wallet is run anonymously using Tor and the Bitcoin peer-to-peer network.

Another famous wallet on the market that has direct CoinJoin integration is the Samurai wallet. Other cool features of Samurai include stealth mode, which protects your digital properties. When Stealth mode is activated, the wallet icon on your phone is hidden. This feature is exclusive to the Samurai wallet and ensures your safety in the event that your phone is lost or stolen.

Dash is a cryptocurrency that incorporates CoinJoin directly into its core protocols. Dash began as a private coin, but it has recently shifted its focus away from this field, focusing instead on developing an easy-to-use and globally supported decentralized financial solution. However, the network's PrivateSend function also includes CoinJoin functionality. DASH was notable for being one of the first coins to explicitly incorporate CoinJoin into its features.

CoinJoin – A Popular Option for Adding an Extra Layer of Protection

CoinJoin is still a fantastic way to add more anonymity to your crypto transactions, even though it is no longer entirely anonymous. When you use this protocol, you can rest assured that only the most well-funded and resourced researchers will be able to decipher your transactions. As a result, it's still a useful and highly recommended method of keeping your Bitcoin safe from prying eyes.

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Avatar for Ivankov
Written by   3
1 month ago
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