2.04 version

Author: Muralidharan Ramasamy

app/src/main/java/com/sample/pnfpbandroid/JavaScriptInterface.java

@@ -19,6 +19,7 @@
 
 import java.io.IOException;
 import java.util.Objects;
+import java.security.SecureRandom;
 
 import okhttp3.Call;
 import okhttp3.Callback;

app/src/main/java/com/sample/pnfpbandroid/MainActivity.java

@@ -45,11 +45,13 @@
 
 import javax.crypto.Cipher;
 import javax.crypto.Mac;
+import javax.crypto.spec.GCMParameterSpec;
 import javax.crypto.spec.IvParameterSpec;
 import javax.crypto.spec.SecretKeySpec;
 
 
 import java.io.IOException;
+import java.security.SecureRandom;
 
 import okhttp3.Call;
 import okhttp3.Callback;