GMX Security

GMX: A truly secure email provider

Make sure your data is safe: GMX provides you with complete protection. Follow these security tips so you can take part in online activity safely.

GMX Security

Increase your email security

Easy to set up yourself using GMX’s free email service

email encryption

Encrypt email content

With GMX, you can decide whether you want to add an extra layer of security with end-to-end encryption to each individual email. You may want to do this for doctor’s notes, certificates, contracts, or other particularly sensitive content. The tested and verified PGP encryption procedure is available free of charge and can be set up quickly on your PC. In the blink of an eye, you can make sure that only the sender and the recipient can access the content of an email. It’s part of what makes GMX one of the most secure email providers available.

More info on encryption

Security tips for your mailbox

How to maintain your email security

Be careful when opening attachments

Be careful when opening attachments

Never open mail attachments from unknown senders, as they may be infected with malware. If you receive a suspicious email from a known sender, however, check with them personally as to whether the email did indeed come from them before opening an attachment.

Training spam filters

Take action against spam!

Spam clogging up your inbox? Get it under control by simply training your spam filter and helping it improve spam detection – your mailbox will learn automatically.


Beware of phishing!

Ignore emails that ask you for your personal data, usernames and passwords! This is a classic sign of “phishing” scams designed to use that information to assume your identity.

Secure email password

Your master key


A secure password is essential for protecting your privacy. It functions as a master key, securing access to your mailbox with your emails and contact details, your personal data, as well as your cloud files. Learn more about how to create a strong secure password, and what password recovery options you have should you forget it.

Go to the password page

Tips for device safety

Protect your PC, smartphone and other devices with tips from GMX – a secure email provider you can trust

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