linux-kernel - Re: [PATCH] TCP: add option for silent port knocking with integrity protection

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20131211.150137.368953964178408437.davem@davemloft.net>
Date:	Wed, 11 Dec 2013 15:01:37 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	grothoff@...tum.de
Cc:	netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
	knock@...net.org, jacob@...elbaum.net
Subject: Re: [PATCH] TCP: add option for silent port knocking with
 integrity protection

From: Christian Grothoff <grothoff@...tum.de>
Date: Tue, 10 Dec 2013 19:35:36 +0100

> Only NAT implementations that change the SQN are not supported
> (those should be rare, but we have no hard data on this).

Even Linux's netfilter can and does do this, it is absolutely necessary
for tracking SIP and FTP protocols, and it's also used in our virtual
server load balancing modules.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/