> On 7 September 2017, at 15:28, pgndev <[email protected]> wrote: > > It ain't pretty, or recommended for the long term, but something like this > should slow it down > > /etc/postfix/main.cf > header_checks = pcre:/etc/postfix/header_checks.pcre > > /etc/postfix/header_checks.pcre > IF /^(To|From|Cc|Reply-To|Sender|Return-Path): / > /@qq\.com/i REJECT > ENDIF > > (check the syntax!) >
To block the message-id field shouldn't that be: IF /(Message-id):/ /@qq\.com/i REJECT ENDIF The qq.com only appears in the message-id, never in any of the addresses.
