thank you for your answer and question.

more precisely my question is: i want to backup imap emails on my server automatically.

On October 13, 2024 3:06:08 PM GMT+07:00, Martin Steigerwald <martin@???> wrote:
>Hi.
>
>Radhitya via Dng - 13.10.24, 03:39:16 MESZ:
>> I wonder how to backup email efficiently. Would you tell me your way,
>> guys?
>
>That is a very generic question. How is your mail stored? And where? How
>often do you like to backup it? Care to elaborate a bit more?
>
>I still POP3 download all my mails and have them rsync'd to several backup
>disks from time to time.
>
>I do have IMAP for handy access, but it is by duplicating all mail to
>another account on the mail server. A cron job then removes mails older
>than a certain age from the second account automatically. So handy has
>only access to recent mails. I rarely use the mail client on it.
>
>Reason for this I want to limit the amount of mails an attacker gets
>access to in the (hopefully) unlikely event of a successful attack on my
>server.
>
>
>I am interested in JMAP but so far support for this is very limited.
>Stalwart mail server supports it. I just got aware of it this week.
>However I am not sure whether I am going to have a go with Stalwart
>anytime soon. I am happy enough with my Postfix, Dovecot and rspamd setup.
>
>Also only a very few clients seem to support JMAP. And Akonadi does not so
>far, it seems.
>
>Best,

--
Alif "al1r4d" Radhitya
https://radhitya.org