PRTG Manual: Use Multifactor Authentication with PRTG Hosted Monitor
You can use multifactor authentication with PRTG Hosted Monitor. In combination with an authenticator app that supports the Time-based One-time Password algorithm (TOTP), such as Google Authenticator, you can make your PRTG Hosted Monitor instance even more secure.
Multifactor authentication is only available in PRTG Hosted Monitor. For more information, see the Knowledge Base: How to integrate Microsoft Entra ID into PRTG Hosted Monitor?
In this section:
- Initial Setup
- Manually Enter the QR Code
- Log In With Multifactor Authentication
- Disable Multifactor Authentication
- Use The Recovery Code
To set up multifactor authentication for your PRTG Hosted Monitor instance, open one of the supported browsers, go to the PRTG Hosted Monitor Customer Portal, and log in. Then, select Account from the navigation sidebar on the left-hand side.
You can only enable multifactor authentication for your own user account here. To enable or disable multifactor authentication for all users of your PRTG Hosted Monitor instance, click Manage Subscription on the Overview page. For more information, see section PRTG Hosted Monitor Customer Portal.
- To enable multifactor authentication, click
.
If you want to disable multifactor authentication, click the toggle again.
- If this is the first time you enable multifactor authentication for this account, you must log in again. Provide the credentials you entered when you signed up and click Log In, or use single sign-on (SSO).
- Scan the QR code with your authenticator app and enter the passcode that you see in the field below the QR code. If your authenticator app cannot scan the code, see the steps on how to Manually Enter the QR Code.
- You receive a recovery code. Make sure to save it somewhere safe. Click the checkbox to confirm that you have safely recorded the code.
If you lose your recovery code, contact the Paessler support team.
- Click
to continue.
- If your authenticator app cannot scan the QR code, click Trouble scanning? to reveal the alphanumeric code.
- Follow the instructions in your authenticator app to manually enter the code. Then, enter the one-time passcode that your authenticator app generates in the Enter your passcode here field.
- Click
to continue.
Log In With Multifactor Authentication
After you set up multifactor authentication, the next time you log in to the PRTG Hosted Monitor Customer Portal, you see an additional login screen.
- Enter the 6-digit code from your authenticator app.
- Select the checkbox next to Remember this browser if you do not want to enter the code in this browser every time you log in.
This applies for 30 days. If you clear your browsing data such as cookies during this time, it no longer applies.
- Click
to continue.
- If you lose your device, click Use the recovery code on the login screen.
- Enter your recovery code and click
to continue.
The recovery code contains 24 alphanumeric characters.
- You receive a new recovery code. Make sure to save it somewhere safe. Click the checkbox to confirm that you have safely recorded the code.
- Click
to continue.
KNOWLEDGE BASE
How to integrate Microsoft Entra ID into PRTG Hosted Monitor?






