From: Clemens Ladisch <clemens@ladisch.de>
To: Valdis.Kletnieks@vt.edu, Matteo Croce <matteo@openwrt.org>
Cc: nicolas.dichtel@6wind.com, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2] add stealth mode
Date: Tue, 07 Jul 2015 09:01:23 +0200 [thread overview]
Message-ID: <559B7943.3070807@ladisch.de> (raw)
In-Reply-To: <21611.1436179798@turing-police.cc.vt.edu>
Valdis.Kletnieks@vt.edu wrote:
> On Thu, 02 Jul 2015 10:56:01 +0200, Matteo Croce said:
>> Add option to disable any reply not related to a listening socket
>
> 2) You *do* realize that this isn't anywhere near sufficient in order
> to actually make your machine "invisible", right? (Hint: What *other*
> packets can be sent to a machine to provoke a response?)
Even worse: if you want to pretend that the entire machine is "not there",
you must make the router in front on you reply with an ICMP "destination
unreachable" message.
Regards,
Clemens
next prev parent reply other threads:[~2015-07-07 7:01 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-02 8:56 [PATCH v2] add stealth mode Matteo Croce
2015-07-06 10:49 ` Valdis.Kletnieks
2015-07-06 19:44 ` Matteo Croce
2015-07-07 2:34 ` David Miller
2015-07-07 8:07 ` Hannes Frederic Sowa
2015-07-07 15:27 ` Matteo Croce
2015-07-08 8:02 ` Hannes Frederic Sowa
2015-07-08 13:32 ` Austin S Hemmelgarn
2015-07-12 23:13 ` Matteo Croce
2015-07-13 13:03 ` Austin S Hemmelgarn
2015-07-14 14:51 ` Matteo Croce
2015-07-07 7:01 ` Clemens Ladisch [this message]
2015-07-07 15:24 ` Matteo Croce
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