diff --git a/src/test/java/io/token/banksample/GenerateKeyTest.java b/src/test/java/io/token/banksample/GenerateKeyTest.java
index 113d21f..df0543f 100644
--- a/src/test/java/io/token/banksample/GenerateKeyTest.java
+++ b/src/test/java/io/token/banksample/GenerateKeyTest.java
@@ -1,11 +1,14 @@
 package io.token.banksample;
 
+
+import com.google.common.hash.Hashing;
 import io.token.security.crypto.Crypto;
 import io.token.security.crypto.CryptoRegistry;
 import io.token.security.crypto.CryptoType;
 
 import java.security.KeyPair;
 
+import io.token.util.codec.ByteEncoding;
 import org.junit.Test;
 
 public class GenerateKeyTest {
@@ -20,5 +23,21 @@ public void generate() {
         System.out.println("public-key: "
                 + crypto.serialize(keyPair.getPublic())
                 + "  // Give to Token so that Token can verify bank auth payloads");
+
+        System.out.println("Key-ID for public key: " +keyIdFor(crypto.serialize(keyPair.getPublic())));
+        System.out.println("Key-ID for already generated public key: " +keyIdFor("Enter Your Key ID")); //Incase Public Key Already Generated
+    }
+
+
+    static String keyIdFor(String serializedKey) {
+        byte[] encoded = ByteEncoding.parse(serializedKey);
+        byte[] hash = Hashing.sha256().newHasher()
+                .putBytes(encoded)
+                .hash()
+                .asBytes();
+        return ByteEncoding.serialize(hash).substring(0, 16);
     }
+
+
 }
+