diff --git a/core/mogo-core-utils/src/main/AndroidManifest.xml b/core/mogo-core-utils/src/main/AndroidManifest.xml
index c953b8a6ce..11c86de1fd 100644
--- a/core/mogo-core-utils/src/main/AndroidManifest.xml
+++ b/core/mogo-core-utils/src/main/AndroidManifest.xml
@@ -1,6 +1,8 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="com.mogo.eagle.core.utilcode.util">
+
+    <uses-permission android:name="android.permission.READ_PRIVILEGED_PHONE_STATE" />
     <application>
 
         <activity
diff --git a/core/mogo-core-utils/src/main/java/com/mogo/eagle/core/utilcode/util/DeviceIdUtils.java b/core/mogo-core-utils/src/main/java/com/mogo/eagle/core/utilcode/util/DeviceIdUtils.java
index 2ba89bf273..8bfe7fe99e 100644
--- a/core/mogo-core-utils/src/main/java/com/mogo/eagle/core/utilcode/util/DeviceIdUtils.java
+++ b/core/mogo-core-utils/src/main/java/com/mogo/eagle/core/utilcode/util/DeviceIdUtils.java
@@ -3,38 +3,40 @@ package com.mogo.eagle.core.utilcode.util;
 import android.Manifest;
 import android.content.Context;
 import android.content.pm.PackageManager;
+import android.media.MediaDrm;
 import android.os.Build;
 import android.provider.Settings;
 import android.telephony.TelephonyManager;
 import android.text.TextUtils;
 
-import com.elegant.utils.storage.SharedPrefsMgr;
-
 import androidx.core.content.ContextCompat;
 
+import com.elegant.utils.storage.SharedPrefsMgr;
 
 import java.lang.reflect.InvocationTargetException;
 import java.lang.reflect.Method;
+import java.util.UUID;
 
 public final class DeviceIdUtils {
 
     public static final String KEY_DEVICE_ID = "deviceId";
 
-    private DeviceIdUtils() {}
+    private DeviceIdUtils() {
+    }
 
-    private static void saveDeviceId( Context context, String deviceId){
+    private static void saveDeviceId(Context context, String deviceId) {
         SharedPrefsMgr.getInstance(context).putString(KEY_DEVICE_ID, deviceId);
     }
 
-    public static String getDeviceId( Context context) {
-        if(context == null){
+    public static String getDeviceId(Context context) {
+        if (context == null) {
             throw new NullPointerException("context must not be null.");
         }
 
         final Context appContext = context.getApplicationContext();
-        String deviceId = SharedPrefsMgr.getInstance( context ).getString( KEY_DEVICE_ID );
+        String deviceId = SharedPrefsMgr.getInstance(context).getString(KEY_DEVICE_ID);
 
-        if ( TextUtils.isEmpty( deviceId )) {
+        if (TextUtils.isEmpty(deviceId)) {
             deviceId = getDeviceIdInternal(appContext);
             if (TextUtils.isEmpty(deviceId)) {
                 if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
@@ -54,35 +56,37 @@ public final class DeviceIdUtils {
                     }
                 }
             }
-            saveDeviceId(appContext,deviceId);
+            saveDeviceId(appContext, deviceId);
         }
 
         return deviceId;
     }
 
-    private static String getDeviceIdInternal( Context context) {
+    private static String getDeviceIdInternal(Context context) {
         String id = "";
 
-        if ( Build.VERSION.SDK_INT >= Build.VERSION_CODES.M ) {
-            if ( ContextCompat.checkSelfPermission( context, Manifest.permission.READ_PHONE_STATE ) != PackageManager.PERMISSION_GRANTED ) {
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
+            if (ContextCompat.checkSelfPermission(context, Manifest.permission.READ_PHONE_STATE) != PackageManager.PERMISSION_GRANTED) {
                 return id;
             }
         }
 
-        TelephonyManager telephonymanager = ( TelephonyManager ) context.getSystemService( Context.TELEPHONY_SERVICE);
+        TelephonyManager telephonymanager = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
         if (telephonymanager != null) {
             id = telephonymanager.getDeviceId();
-            if ( TextUtils.isEmpty(id))
+            if (TextUtils.isEmpty(id)) {
                 id = "";
+            }
         }
         return id;
     }
 
-    private static String getAndroidId( Context context) {
+    private static String getAndroidId(Context context) {
         String s = "";
         s = Settings.Secure.getString(context.getContentResolver(), "android_id");
-        if ( TextUtils.isEmpty(s))
+        if (TextUtils.isEmpty(s)) {
             s = "";
+        }
         return s;
     }
 
@@ -95,16 +99,63 @@ public final class DeviceIdUtils {
             if (!method.isAccessible()) {
                 method.setAccessible(true);
             }
-            serial = ( String ) method.invoke(new Build(), "ro.serialno");
-        } catch ( ClassNotFoundException e) {
+            serial = (String) method.invoke(new Build(), "ro.serialno");
+        } catch (ClassNotFoundException e) {
             e.printStackTrace();
-        } catch ( NoSuchMethodException e) {
+        } catch (NoSuchMethodException e) {
             e.printStackTrace();
-        } catch ( InvocationTargetException e) {
+        } catch (InvocationTargetException e) {
             e.printStackTrace();
-        } catch ( IllegalAccessException e) {
+        } catch (IllegalAccessException e) {
             e.printStackTrace();
         }
         return serial;
     }
+
+    /**
+     * 获取数字版权管理设备ID
+     *
+     * @return WidevineID，可能为空
+     */
+    public static String getWidevineID(Context context) {
+        try {
+            //See https://stackoverflow.com/questions/16369818/how-to-get-crypto-scheme-uuid
+            //You can find some UUIDs in the https://github.com/google/ExoPlayer source code
+            final UUID WIDEVINE_UUID = new UUID(0xEDEF8BA979D64ACEL, 0xA3C827DCD51D21EDL);
+            MediaDrm mediaDrm = new MediaDrm(WIDEVINE_UUID);
+            byte[] widevineId = mediaDrm.getPropertyByteArray(MediaDrm.PROPERTY_DEVICE_UNIQUE_ID);
+            if (widevineId == null) {
+                return "";
+            }
+            StringBuilder sb = new StringBuilder();
+            for (byte aByte : widevineId) {
+                sb.append(String.format("%02x", aByte));
+            }
+            return sb.toString();
+        } catch (Exception | Error e) {
+            e.printStackTrace();
+        }
+        return "";
+    }
+
+    /**
+     * 获取数字版权管理设备ID,进行MD5加密，获取32位的唯一标记，给后台生成SN
+     *
+     * @return WidevineID，可能为空
+     */
+    public static String getWidevineIDWithMd5(Context context) {
+        try {
+            String widevineId = getWidevineID(context);
+            if (!TextUtils.isEmpty(widevineId)) {
+                widevineId = EncryptUtils.encryptHmacMD5ToString(widevineId, "MoGoAuto");
+                return widevineId;
+            } else {
+                return getDeviceId(context);
+            }
+        } catch (Exception | Error e) {
+            e.printStackTrace();
+        }
+        return getDeviceId(context);
+    }
+
 }
\ No newline at end of file