diff --git a/SrcJyAliPublic.js b/SrcJyAliPublic.js
index a8276f5..a511c5c 100644
--- a/SrcJyAliPublic.js
+++ b/SrcJyAliPublic.js
@@ -442,7 +442,7 @@ function test_aliecc() {
     };
     let appId = "5dde4e1bdf9e4966b387ba58f4b3fdc3";
     let nonce = 0;
-
+    /*
     // 生成私钥和公钥
     let private_key = BigInt(Math.floor(Math.random() * 2 ** 32));
     let ecc_pri = new ECDSA.ECDSA(private_key, "secp256k1");
@@ -452,7 +452,7 @@ function test_aliecc() {
     function r(appId, deviceId, userId, nonce) {
         return `${appId}:${deviceId}:${userId}:${nonce}`;
     }
-
+    
     function sign(appId, deviceId, userId, nonce) {
         let sign_dat = ecc_pri.sign(
             r(appId, deviceId, userId, nonce).getBytes('utf-8'),
@@ -460,6 +460,29 @@ function test_aliecc() {
         );
         return sign_dat.toString() + "01";
     }
+    */
+    // 生成私钥和公钥 
+    let private_key = new Uint8Array(32); // 32 个随机字节 
+    let public_key = new Uint8Array(64); // 64 个随机字节 
+    
+    function r(appId, deviceId, userId, nonce) {
+        return `${appId}:${deviceId}:${userId}:${nonce}`;
+    }
+    
+    function sign(appId, deviceId, userId, nonce) {
+        eval(getCryptoJS());
+        let msg = r(appId, deviceId, userId, nonce);
+        let hash = CryptoJS.subtle.digest("SHA-256", new TextEncoder().encode(msg));
+        let signature = CryptoJS.subtle.sign(
+            {
+            name: "ECDSA",
+            hash: { name: "SHA-256" },
+            },
+            private_key,
+            hash 
+        );
+        return new Uint8Array(signature);
+    }
     let signature = sign(appId, "3a9935208f4b4fce95a9655c7725d640", "3426ad8ebaa04e1ea9ee01bd998d06d4", nonce);
     log(signature);
     headers['x-signature'] = signature;