Backup method mail encrypted with mail_crypt Per user

Aki Tuomi aki.tuomi at
Fri Jul 12 10:33:06 EEST 2019

On 11.7.2019 18.18, mail at wrote:
> Hi,
> What would be a good backup method for mail stored encrypted with mail_crypt per user(folder).
> As the administrator does not have the key (the user has)
> i'm thinking:
> - the user must backup his/her email via the mail client, but as an admin you want to be able to restore mail when needed on the server itself or on a new server.
> - the admin creates a backup of the vmail folder per user (is all the necessary crypt information in it?) so when restored on a new server, could the user read the emails with his/her password?
> is it just a matter of restoring the vmail folder?
> in other words: what would be needed to be saved in order to restore to a new server
> any recommendations on this topic?
> Kind regards,
> Zjemm

rsync could be a good option here. Just "blindly" backup the files +
mail attributes.


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