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Information Security

Register for 2FA Service

Available to:

Staff, Students

What you need?

  • An internet connected device with web browser.
  • Install the Two-Factor Authentication application, DUO Mobile app, to your mobile device.
    • Search and install DUO Mobile via App Store or Google play,
    • or download APK for Android 7.0 or higher.

*For Android version lower than 7.0 or iOS version lower than 11, you may need to use the authenticate with ByPass Code method.

How to register:

You can register your Two-Factor Authentication using either a desktop browser or mobile browser.

Two-factor authentication registration with desktop browser

1. Login to the 2FA registration and device management website (https://2fa.ln.edu.hk) using your Lingnan username and password.

Login 2FA website

2. Register your personal email and click "Next".

Step 2

3. You will then see a registration page.

Step 4

4. Once the 2FA setup page finished loading, open your installed DUO Mobile app on your mobile device, click "GET STARTED" or the "+" sign to add a new account..

Add a new account

5. Allow the DUO Mobile app to access your mobile device's camera when asked.

Allow Camera

6. Activate your DUO Mobile app by scanning the QR code displayed in the 2FA setup page with the camera of your mobile device.

2FA QR Code activation

7. After successfully activated your device, you will see a 2FA entry shown in the DUO Mobile app.

DUO registered

Two-factor authentication registration with mobile device browser

1. Open your mobile device browser and login to the 2FA registration and device management website (https://2fa.ln.edu.hk) using your Lingnan username and password.

Login 2FA website

2. Register your personal email and click "Next".

Step 2

3. Scroll down the setup page to "Step 2" on screen.

2FA Mobile Registration

4. Click the highlighed link in "Step 2".

Link to Register Duo Mobile app

5. You will be asked to open your DUO Mobile app, click "Open".

Open Duo Mobile App

6. The registration of Two-Factor Authentication is now completed.

Registered DUO Mobile

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