How to install and set up the Proton Authenticator Linux app

In this article, we show you how to install the Proton Authenticator app for Debian and Ubuntu-based distributions (DEB) and Fedora and Red Hat-based distributions (RPM).

How to install and set up the Proton Authenticator Linux app

1. On Debian and Ubuntu (and most distros based on these), download the DEB file. On Fedora and Red Hat-based distributions, download the RPM file.

Proton Authenticator DEB Proton Authenticator RPM

2. Confirm the package’s integrity. You can verify its checksum on Debian and Ubuntu-based distros with the following command:

echo "<SHA512CheckSum> ProtonAuthenticator.deb" | sha512sum --check -

On Fedora and Red Hat-based distros, run:

echo "<SHA512CheckSum> ProtonAuthenticator.rpm" | sha512sum --check -

To find the SHA512CheckSum for the latest version of this package, open this JSON file(nouvelle fenêtre) in a text editor.

3. Open a terminal window in the directory you downloaded the file to (typically ~/Downloads). On Debian and Ubuntu-based distros, run:

sudo dpkg -i ProtonAuthenticator.deb

On Fedora and Red Hat-based distros, run:

sudo dnf install ProtonAuthenticator.rpm

How to update the app

When an update is available, we’ll let you know via an in-app notification. To update the app, simply download the latest DEB or RPM file and install it as described above. There’s no need to uninstall the existing app.