On 11/22/2012 3:21 AM, Tom Kinghorn wrote:
> Good morning list.
> 
> Is it possible to reject sasl_authentication from certain users?

you can use an external policy service that rejects the mail when
sasl_username is the compromised user.
http://www.postfix.org/SMTPD_POLICY_README.html

The postfwd policy server can do this pretty easily, but it's not
the only choice.
http://postfwd.org/
http://www.postfix.org/addon.html#policy




  -- Noel Jones

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