[Mimedefang] OT: control internal spam
Ben Kamen
bkamen at benjammin.net
Tue May 3 18:59:27 EDT 2005
Matthew.van.Eerde at hbinc.com wrote:
> mimedefang-bounces at lists.roaringpenguin.com wrote:
>
>>All,
>>
>>We block port 25 at the firewall so all outgoing mail has to go out
>>our gateway.
>
> (snip)
>
>>Obviously we have to allow SMTP for internal legit clients on our network.
>>Is SMTP AUTH the answer?
>
>
> YES
>
> Write a terms-of-use that all users have to sign before they get an email address
> Require SMTP AUTH
> Log all outgoing traffic
>
> Then when you catch someone sending spam you know which account to disable.
I agree. YES to either mechanism.
I would also let them read snippets of the CAN-SPAM and any local state
Anti-SPAM laws that apply. In Illinois alone (where I am) I think the $25,000
per day and $10/email will catch their attention. Make sure they know THEY will
be liable.
-Ben
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