Email encryption and key protection

Marc Roos M.Roos at
Fri Jul 5 09:58:00 EEST 2019

What I can think of without any experience using mail-crypt
- who says they need to be stored on the server? They need to be 
available on the server when you start dovecot.
- and if you are using 3rd party external storage mounted on your 
server. At least this 3rd party cannot access the email

-----Original Message-----
From: Chris Narkiewicz via dovecot [mailto:dovecot at] 
Sent: vrijdag 5 juli 2019 7:11
To: dovecot at
Subject: Email encryption and key protection

I was reading through Dovecot mail-crypt plugin documentation and I'm 
wondering what is the benefit of turning the encryption on if private 
and public keys are both stored on the server?

What are the benefits and how the key can be protected (apart from file 


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