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Re: [LUG] imap servers and selective access

 

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Robin Cornelius wrote:
> On 6/5/06, Neil Stone <neil@xxxxxxxxxxxxxxx> wrote:
> 
>> Simple, don't tell the others how to access the system from outside..
> 
> he he, nice idea but the real probelm here is the users. Basicly I
> have gone around and set everybodys password for them to something
> reasonable now for mail access etc so that has secured things a bit.
> Before a dictionary attack would have been *easily* possible now it is
> more difficult.

DenyHosts or similar ?

> I notice from the dovecot pages that the latest version supports more
> selective access as i require but i am on debian stable.

Backports ?

> 
> I have also restricted access to a known subnet of ip addresses as the
> roaming client gets its ip from a known pool this at least reduces the
> possible attack sources

Better than nothing i suppose...

- --
Neil Stone

Systems Administrator
FlashTek UK

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