Configure Two-Factor Authentication Using Authenticator Application

This topic describes how to configure two-factor authentication using an authenticator application on your mobile phone.

Note: The configurations of two-factor authentication is applied to all your Linkus clients.

Prerequisites

You have installed one of the following supported authenticator applications on your mobile phone.

Procedure

  1. At the top-right corner of Linkus Desktop Client, click your account, then go to Change Password & Security > Security Settings.
  2. Select the checkbox of Two-Factor Authentication.
  3. In the pop-up Password window, enter your account password and click Confirm to verify your operation.
  4. Select Authenticated by Authenticator.
  5. Add your account to the authenticator application via either of the following methods.
    Method Instruction
    Scan QR Code to quickly add the account You can quickly add your account to the authenticator application by scanning the QR code provided by Linkus Desktop Client.
    1. On your mobile phone, open the authenticator application, and select to scan QR code.
    2. Scan the QR code shown on Linkus Desktop Client.

      Your account is added to the application automatically, a 6-digit authentication code is shown.
    Manually add the account In case you can not scan QR code, you can manually add your account and enter the secret key provided by Linkus Desktop Client.
    1. On Linkus Desktop Client, click Can't scan beside the QR code.

      A secret key is displayed under the QR code, note it down for later use.

    2. On your mobile phone, open the authenticator application, and select to manually add an account.
    3. Enter the relevant information and paste the secret key.
      Note: If you need to complete more configurations for the secret key, you should set SHA1 as the algorithm for TOTP protocol, and set to generate 6-digit code with an interval of 30 seconds.

      Your account is added to the application, a 6-digit authentication code is shown.
  6. On Linkus Desktop Client, enter the 6-digit authentication code in the Authentication Code field.
  7. Click Save.

Result

  • The page prompts a message "Edited successfully.", which means that you have successfully set up two factor authentication.
  • Next time you log in to Linkus UC clients (Web Client, Desktop Client, and Mobile Client) using the username and password of your extension account, you need to enter an authentication code additionally.
Troubleshooting: What if I fail to log in with two-factor authentication?

If you lose access to your two-factor authentication (e.g. you lost your device or could not receive authentication code via email), contact system administrator to disable the two-factor authentication for your account, so that you can directly log in with your username and password.