Setting up Trusona for ProtonMail using 2-Step Verification with TOTP

This guide details the steps required to set up Trusona as a 2-step verification authenticator with TOTP for ProtonMail

By Trusona Engineering
Updated May 6, 2020

• 1. Log in to ProtonMail
• 2. Settings
• 3. Security
• 4. Enable Two-Factor Authentication
• 5. Scan the QR Code
• 6. Finalize

Installing the Trusona App

Before you get started with the instructions below you'll need to install and register with the Trusona App.

1. Download the Trusona App on the Apple App Store or Google Play Store.
2. Follow the registration steps in the App.
3. Verify your email by clicking the link from Trusona.
4. You're setup and ready to go!

1. Log in to ProtonMail

Log in to your ProtonMail account

2. Settings

From your homepage, click on Settings tab from the navigation bar

Click on Settings

3. Security

From the account Settings page, click on Security from the navigation bar on the left.

Click on Security

4. Enable Two-Factor Authentication

Locate the Two-Factor Authentication section and click on the Enable Two-Factor Authentication button. A guide option will appear on the next page. Simply click on Next to begin the setup

Begin the Two-Factor Authentication process

Skip the guide and click on Next

5. Scan the QR Code

A QR code will be shown on the screen.

1. Open the Trusona app, and tap on the Settings menu
2. Tap 2-step verification (TOTP)
3. Scan the QR code
4. Type in the number you see from the Trusona app

Scanning the code

6. Finalize

Enter the code from the app into the screen, then click to proceed.

You will also be prompted to save backup codes for account access should you not have access to the app. Make sure to store them someplace securely.

Save backup codes

If the setup was successful, it should show that you can now disable Two-Factor Authentication. The next time you log in to ProtonMail and are prompted for a One-time passcode, you can use the Trusona app to log in.

Activated

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