netdev - Re: [PATCH net-next 2/2] tcp: RFC7413 option support for Fast Open client

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] [day] [month] [year] [list]

Message-Id: <20150407.184002.19148029458289443.davem@davemloft.net>
Date:	Tue, 07 Apr 2015 18:40:02 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	ycheng@...gle.com
Cc:	netdev@...r.kernel.org, Longinus00@...il.com, ncardwell@...gle.com
Subject: Re: [PATCH net-next 2/2] tcp: RFC7413 option support for Fast Open
 client

From: Yuchung Cheng <ycheng@...gle.com>
Date: Mon,  6 Apr 2015 14:37:27 -0700

> From: Daniel Lee <Longinus00@...il.com>
> 
> Fast Open has been using an experimental option with a magic number
> (RFC6994). This patch makes the client by default use the RFC7413
> option (34) to get and send Fast Open cookies.  This patch makes
> the client solicit cookies from a given server first with the
> RFC7413 option. If that fails to elicit a cookie, then it tries
> the RFC6994 experimental option. If that also fails, it uses the
> RFC7413 option on all subsequent connect attempts.  If the server
> returns a Fast Open cookie then the client caches the form of the
> option that successfully elicited a cookie, and uses that form on
> later connects when it presents that cookie.
> 
> The idea is to gradually obsolete the use of experimental options as
> the servers and clients upgrade, while keeping the interoperability
> meanwhile.
> 
> Signed-off-by: Daniel Lee <Longinus00@...il.com>
> Signed-off-by: Yuchung Cheng <ycheng@...gle.com>
> Signed-off-by: Neal Cardwell <ncardwell@...gle.com>

Applied.
--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html