Fix bug with EIP191 message signing (#294)

arx-research · Jan 5, 2024 · 817410e · 817410e
1 parent 921889e
commit 817410e
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/halo/commands.js b/halo/commands.js
@@ -95,7 +95,7 @@ async function cmdSign(options, args) {
             throw new HaloLogicError("Invalid message format specified. Valid formats: text, hex.");
         }
 
-        digestBuf = Buffer.from(ethers.utils.hashMessage(messageBuf).slice(2), "hex");
+        digestBuf = Buffer.from(ethers.utils.hashMessage('0x' + messageBuf.toString('hex')).slice(2), "hex");
     } else if (args.hasOwnProperty("typedData") && typeof args.typedData !== "undefined") {
         let hashStr;