On Fri, 5 Apr 2019, AC via Exim-users wrote:
> I have two rules set up in acl_smtp_rcpt:
>
> deny
> hosts = ! +relay_from_hosts
> condition = ${if eqi{$sender_address}{$local_part@$domain}}
> log_message = Same sender and recipient address
>
> deny
> hosts = ! +relay_from_hosts
> condition = ${if eqi{$reply_address}{$local_part@$domain}}
> log_message = Same sender and reply address
>
> I'm trying to check when the From: address is the same as the To:
> address and the mail is coming from a host outside my accepted network.
>
> I just received a message where the addresses in From and To were the
> same but neither of these rules captured it.
>
> What am I missing to perform this check and deny spam messages like this?
acl_smtp_rcpt runs when processing the RCPT;
$reply_address cannot be set until the acl_smtp_data ACL.
--
Andrew C. Aitchison Cambridge, UK
andrew@???