[Gllug] SPAM - trying to block at SMTP level

[Stephen Harker]

Henrik Morsing wrote:
> I've run the below configuration for more than two years and up until
> November last year I hadn't recieved any spam emails. I get 20-30 attempts
> a day but they're rejected at the SMTP level. Over the last few months
> I've recieve about 5 spam emails sent from Hotmail which this won't block.
> 
> smtpd_helo_required = yes
> #smtpd_helo_restrictions = permit_mynetworks, reject_invalid_hostname,
> reject_un
> known_hostname, reject_non_fqdn_hostname
> #smtpd_sender_restrictions = permit_mynetworks,
> reject_unknown_sender_domain, re
> ject_non_fqdn_sender, reject_sender_login_mismatch
> smtpd_sender_restrictions = permit_sasl_authenticated, permit_mynetworks,
> reject
> _unknown_sender_domain, reject_non_fqdn_sender
> smtpd_delay_reject = yes
> smtpd_recipient_restrictions =  permit_sasl_authenticated,
> permit_mynetworks, re
> ject_unauth_destination, check_policy_service unix:private/policy

Postfix?

Steve
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