Re: identify 143 vs 993 clients

On 31/05/20 6:50 pm, Jean-Daniel wrote: Yes and no. Some of the attack vectors mentioned are not reasonable and it really depends on the client. Thunderbird, for example, used to have settings for plain text, TLS and "TLS if available", but the latter setting has not been available for some t

Re: identify 143 vs 993 clients

> Le 31 mai 2020 à 06:09, Peter a écrit : > > On 29/05/20 11:27 pm, mj wrote: >> Thanks to all who participated in the interesting discussion. >> It seems my initial thought might have been best after all, and >> discontinuing port 143 might be the safest way proceed. > > Yes and no. Some o

I can no longer use TLS for Windows7 and Outlook

I currently use Ubuntu 20.04 with Dovecot 2.3.7.2 and OpenSSL 1.1.1f. A few months ago there was an update to all these systems and since then I've had to talk W7 and old Mac clients through disabling ports 993/995 with TLS enabled back to ports 143/110 without SSL or they could not pick up email

Re: identify 143 vs 993 clients

On 29/05/20 11:27 pm, mj wrote: Thanks to all who participated in the interesting discussion. It seems my initial thought might have been best after all, and discontinuing port 143 might be the safest way proceed. Yes and no. Some of the attack vectors mentioned are not reasonable and it re

Re: Simple backup of maildir folder

On 2020-05-30 07:49, Admin Beckspaced wrote: Am 29.05.2020 um 17:37 schrieb Francis Augusto Medeiros-Logeay: Hi, I want to do a simple backup of my maildir. I read here that maildirlock is not to count on in the future and the recommended option was to use doveadm backup. However, it seems th

Re: Current thinking on backups ?

This all gives me an interesting idea. Currently, I only have one box running dovecot doing IMAP duties. For other systems where I want availability (specifically, postgres databases), I use manatee (https://github.com/joyent/manatee). I wonder if something similar would work to have dovecot in

Re: Operation not permitted - fchown() failed for /run/dovecot/login

I had permission issues on docker, its fixed by running chown command at docker init. On Fri, May 29, 2020 at 8:56 PM Dshah wrote: > # dovecot --version > 2.3.10.1 (a3d0e1171) > > Dovecot is unable to start, I see error " Fatal: fchown() failed for > /run/dovecot/login: Operation not permitted"