In cooperation with GMX Logo
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Click the "Add now" button to start the download.
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Confirm the download by clicking on "Add extension".
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The extension can now be found in the upper right corner of the browser.

In order to send and receive encrypted e-mails with GMX, you need to download the Mailvelope browser extension. Browser extensions are installed directly in the browser and extend certain functions.

More information

Mailvelope is the security partner of GMX and specializes in the secure encryption of e-mails. GMX guarantees that this browser extension is a trusted program. The browser extension is installed in the currently open browser exclusively, and only on this computer. This combination prevents unauthorized external access.