Re: [Exim] Security of Exim?

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Szerző: Jason
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Címzett: exim-users
Tárgy: Re: [Exim] Security of Exim?
Only people who actually would use telnet are system admins
trying to determine what your server is allowing, so as to know how
to complain, bitch, and contemplate homicide, oh well it might be
just me, in my self deluded, anti-sleep habits.


On 7 Jun 2000, at 22:30, Sarel J. Botha wrote:

> On Wed, Jun 07, 2000 at 03:57:13PM -0400, Jason wrote:
> > > Nope, it's a function of the smtp specification, providing the
> > > envelope information isn't rejected by your antu-relaying rules
> > > then 'faking' an email is trivial.
> >
> > The only easy way is to determine if a session is going to slow.
> > The only way probably to remove this possibility is to lower the
> > command time out, but this then has the bad side effect that on slow
> > links, that it would time out.
>
> Spammers use software that go fast.
>
> There's no way of stopping someone from faking the From: address.
>
> --
> ------------------
> Sarel Botha
> sjbotha@???
> ------------------
>
> 99 little bugs in the code, 99 bugs in the code,
>           fix one bug, compile it again...
>           101 little bugs in the code....

>
>
>



---
Jason Robertson                
Network Analyst            
jason@???    
http://www.astroadvice.com