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To: gentoo-security@g.o
From: Benjamin Jury <benjamin.jury@...>
Subject: RE: firewall suggestions?
Date: Thu, 8 Jan 2004 16:49:32 -0000

> From: Frank Gruellich [mailto:frank@...]
> * Benjamin Jury <benjamin.jury@...>  8. Jan 04
> > If you reject the packet does it not allow you to be used 
> > for DOSing a host
> > via a spoofed IP?

> I can't see, how to DoS somebody this way.  It binds on attackers side
> as much resources as on victims one.  A DDoS with many more hosts,
> flooding rejecting filters with pakets of _one_ spoofed IP# 
> (the one of the victim) could do some damage,

I apologise, I did mean a DDOS. Though as you said it would not be the 
most efficient way of performing such an attack.

> but discarding pakets is much less expensive than sending answers.

Although that would be a fair reason to simply drop the packets.

Anyway, Ill go back to lurking. :)

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Updated Jun 17, 2009

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