Mailinglist Archive: opensuse-security (556 mails)
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Re: [suse-security] filtering ports
- From: "Kurt Seifried" <listuser@xxxxxxxxxxxx>
- Date: Wed, 26 Sep 2001 15:15:01 -0600
- Message-id: <003301c146d0$4e06e0a0$6400030a@xxxxxxxxxxxx>
> You can't with ipchains, but with iptables (kernel 2.4.x). Use return-rst.
**DANGEROUS**
If you rely on return-rst to "secure" open ports all I do is firewall them
or ignore them and I can get access to the port in question. Not such a
great idea.
>
> hth
> Markus
Kurt Seifried, kurt@xxxxxxxxxxxx
A15B BEE5 B391 B9AD B0EF
AEB0 AD63 0B4E AD56 E574
http://www.seifried.org/security/
**DANGEROUS**
If you rely on return-rst to "secure" open ports all I do is firewall them
or ignore them and I can get access to the port in question. Not such a
great idea.
>
> hth
> Markus
Kurt Seifried, kurt@xxxxxxxxxxxx
A15B BEE5 B391 B9AD B0EF
AEB0 AD63 0B4E AD56 E574
http://www.seifried.org/security/
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