diff --git a/libraries/deno-sshsig-mod.ts b/libraries/deno-sshsig-mod.ts
index 35e50a9..44527f9 100644
--- a/libraries/deno-sshsig-mod.ts
+++ b/libraries/deno-sshsig-mod.ts
@@ -1,7 +1,7 @@
 import {crypto} from "jsr:@std/crypto";
 import {decodeBase64} from "jsr:@std/encoding/base64";
 import {encodeBase64Url} from "jsr:@std/encoding/base64url";
-import {decodeHex, encodeHex} from "jsr:@std/encoding/hex";
+import {encodeHex} from "jsr:@std/encoding/hex";
 
 // Reference:
 // * https://github.com/openssh/openssh-portable/blob/master/PROTOCOL.sshsig
@@ -284,7 +284,7 @@ class SshPublicKey {
         } else if (this.algorithm === "nistp384") {
             coordinateLength = 384 / 8;
         } else {
-            throw `Not supported alrogithm: ${this.algorithm}`;
+            throw `Not supported algorithm: ${this.algorithm}`;
         }
         const x = this.publicKeyPoint.slice(1, coordinateLength + 1);
         const y = this.publicKeyPoint.slice(coordinateLength + 1, coordinateLength + coordinateLength + 1);
@@ -343,6 +343,7 @@ async function digestFile(filename: string, algorithm: string): Promise<Uint8Arr
     const file = await Deno.open(filename, {read: true});
     const readableStream = file.readable;
     const fileHashBuffer = await crypto.subtle.digest(hashAlgorithm, readableStream);
+    console.log("XXXXX", encodeHex(fileHashBuffer));
     return new Uint8Array(fileHashBuffer);
 }
 
@@ -358,21 +359,25 @@ AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAABJAAAAIQDD7MAiklQEsY3Dq3Zy25Zz
 const sshSignature = SshSignature.parse(parsePem(TEST_SIG));
 console.log(sshSignature);
 
-const file = "/Users/hatterjiang/temp/sigstore-tests/hello.txt";
-const sig = await sshSignature.calculateSignatureData(file);
-console.log(encodeHex(sig));
-
 const publicKey = await sshSignature.publicKey.importJwk();
 console.log(publicKey);
-console.log(encodeHex(sshSignature.signature.toDer()));
+console.log("signature:", encodeHex(sshSignature.signature.toDer()));
 
-// crypto.subtle.verify(
-//     {
-//         name: "ECDSA",
-//         hash: { name: "SHA-256" },
-//     },
-//     publicKey,
-//     signature,
-//     encoded,
-// );
+const signature = sshSignature.signature.toDer();
+
+const file = "/Users/hatterjiang/temp/sigstore-tests/hello.txt";
+const encoded = await sshSignature.calculateSignatureData(file);
+console.log("encoded:", encodeHex(encoded));
+
+const r: boolean = await crypto.subtle.verify(
+    {
+        name: "ECDSA",
+        hash: {name: "SHA-256"},
+    },
+    publicKey,
+    signature,
+    encoded,
+);
+
+console.log(r);