bugtraq - Re: Email marketing company gives out questionable security advice

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Message-ID: <Pine.LNX.4.44.0307071324570.32310-100000@penguin>
Date: Mon, 7 Jul 2003 13:32:27 -0600 (MDT)
From: Richard Rager <kb8rln@...guinmaster.com>
To: "D. J. Bernstein" <djb@...yp.to>
Subject: Re: Email marketing company gives out questionable security advice

On 4 Jul 2003, D. J. Bernstein wrote:

> Richard M. Smith writes:
> 
> P.S. It's hard for a portable chroot tool to cut off a program's network
> access. Kernel designers should provide a disablenetwork() syscall, with
> the disabling inherited by children. Other kernel changes would be nice,
> but disablenetwork() is the only critical change.
> 
  Look at selinux.  You can drop any privleges under selinux or Bull Dog 
or you can uses Linux Socket Filtering is user space with kernel 2.4.18+
-- 

Enjoy,

Richard Rager