At Tutanota we believe that using free software is the best way to guarantee maximum security. The code for our desktop clients is published on GitHub as open source, just as the code for our webmail cient and To change not only the client on our server, but also the key, which we publish so people can verify that the keys match. This reduces the risk of man-in-the-middle attacksĮven further as a potential attacker would have The client validates the signature before installing any update. Sure that the desktop clients as well as any updates come directly from us and have not been tampered with. The Tutanota desktop applications for Linux, Windows, and Max OS are signed. Improved security by signing applications Find more details on the new desktop clients in our How-to.Install the secure desktop clients via these links: Update July 2023: Check here our blog post with the latest improvements and why to choose the Tutanota desktop client. The new Tutanota desktop clients enable you to use Tutanota directly from your computer without the need of a browser. Important updates since we have first published our secure email service with automatic encryption in March 2014. Today we are releasing the first secure desktop clients with built-in encryption for Linux, Windows, Mac OS. Tutanota now comes with dedicated desktop clients

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