Re: OpenDKIM on backup MX

2017-10-10 Thread Anvar Kuchkartaev
: OpenDKIM on backup MX Il 2017-10-10 16:36 Anvar Kuchkartaev ha scritto: > You can use 2 separate keys on servers with different selectors and > use 2 DNS records as public keys (for security reasons it will be > better). > Recipient of email will query dns record to identify if signature of

Re: OpenDKIM on backup MX

2017-10-10 Thread Davide Marchi
Il 2017-10-10 16:36 Anvar Kuchkartaev ha scritto: You can use 2 separate keys on servers with different selectors and use 2 DNS records as public keys (for security reasons it will be better). Recipient of email will query dns record to identify if signature of the email is right or not.‎ It

Re: OpenDKIM on backup MX

2017-10-10 Thread Anvar Kuchkartaev
and it does not depend from the hosts (either you have 1 or 1000). Anvar Kuchkartaev  an...@anvartay.com    Original Message   From: Davide Marchi Sent: martes, 10 de octubre de 2017 11:04 a.m. To: postfix-users@postfix.org Subject: OpenDKIM on backup MX Hello friends, On Debian Jessie I would like

Re: OpenDKIM on backup MX

2017-10-10 Thread Ralf Hildebrandt
* Davide Marchi : > Hello friends, > On Debian Jessie I would like to enable OpenDKIM on my two Postfix > servers. For signing when sending out mails? > My question is how to behave with the secondary backup server. > Enable it as on the first and then I copy the key from first

OpenDKIM on backup MX

2017-10-10 Thread Davide Marchi
Hello friends, On Debian Jessie I would like to enable OpenDKIM on my two Postfix servers. My question is how to behave with the secondary backup server. Enable it as on the first and then I copy the key from first to secondary? And how I will write DNS txt record that must take the two