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: 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
