[rt-users] No permission notify
Curtis Bruneau
curtisb at vianet.ca
Thu Aug 21 13:44:38 EDT 2008
Yeah I'm talking about backscatter, when someone sends spam as a spoofed
user and the smtp server bounces that spam back to the spoofed address,
effectively relaying spam for them. Postfix does recipient lists so the
majority won't bounce for email addresses not in my /etc/aliases, I have
procmail and spamassassin on the entry of my public queue/emails so spam
is not getting in, but it will bounce back (the RT response) when
there's no permission on a private queue. It's not a major problem I was
just curious if those no permission replies can be disabled. Or at least
don't attach the original message to the response.
Curtis.
Kenneth Crocker wrote:
> Curtis,
>
>
> We don't get spam so my answer won't work for you. We have set up
> our RT so that no spam gets in. That way, RT can automatically create
> (& grant 'privileged' to) users that pass authentication and all email
> users get automatically created as 'unprivileged' users. That's what
> we do and it works fine.
>
>
> Kenn
> LBNL
>
> On 8/21/2008 7:04 AM, Curtis Bruneau wrote:
>> That's how my private queues are set up, but that doesn't prevent
>> spammers from trying every possible email address on my server, when
>> they do find a private one they get this return email. Perhaps I
>> misunderstood .. is there a spot to change that behavior for everyone
>> and unprivileged?
>>
>> Curtis
>>
>> Kenneth Crocker wrote:
>>> Curtis,
>>>
>>>
>>> Try removing those permissions from EVERYONE and UNPRIVILEGED to
>>> PRIVILEGED only. Hope this helps.
>>>
>>> Kenn
>>> LBNL
>>>
>>> On 8/20/2008 10:48 AM, Curtis Bruneau wrote:
>>>> Is there any way to not notify the sender when they don't have
>>>> permission? I don't mind the root@ notification but spammers just
>>>> hammer all our queues and the closed ones don't have a spam filter
>>>> on it .. so it causes tons of backscatter (spoofed sender returns
>>>> spam). All our public queues are controlled mostly through web
>>>> forms and other apps, so there's no reason to notify anyone about
>>>> permissions in these cases for us. If there's any reason why this
>>>> would be a bad idea I wouldn't mind hearing too.
>>>>
>>>> --
>>>> /RT could not load a valid user, and RT's configuration does not allow
>>>> for the creation of a new user for this email
>>>> (spam at backscattervictim.com).
>>>>
>>>> You might need to grant 'Everyone' the right 'CreateTicket' for the
>>>> queue queue::blah.
>>>> --
>>>>
>>>> /Thanks
>>>> Curtis
>>>>
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>>
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>
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