Create 02: Hash Message.js

leowvazd · Feb 4, 2024 · c1b2be5 · c1b2be5
1 parent d7d66db
commit c1b2be5
Showing 1 changed file with 14 additions and 0 deletions.
diff --git a/02: Hash Message.js b/02: Hash Message.js
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+const { keccak256 } = require("ethereum-cryptography/keccak");
+const { utf8ToBytes } = require("ethereum-cryptography/utils");
+
+function hashMessage(message) {
+    // turn message into array of bytes
+    const bytes = utf8ToBytes(message);
+
+    // hash the bytes message using keccack256
+    const hash = keccak256(bytes);
+
+    return hash;
+}
+
+module.exports = hashMessage;