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Note: to use the features described in this article, you must have the Guard offers comprehensive options for the management of your OpenPGP key ring. You can find these on the settings page (Guard PGP Settings).PGP key managementImage Removedenabled.

Note: The Guard is designed to work with your main email address. It is not intended to be used in combination with aliases.

The Guard provides an administration for your own PGP keys and the public PGP keys of your communication partners. You can find this administration in your office under "Settings -> Guard Security":

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Once Guard is enabled, two pairs of keys will be created. The keys are then used automatically by the software such that users do not normally need to concern themselves with them.


Additional you may manage the public keys of you communication partners with the addressbook. Open the addressbook entry. You can upload a public key with a click on the "+" symbol in the public keys list.

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Supported maximum size of key files