From owner-freebsd-current Fri Sep 4 06:00:55 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id GAA18015 for freebsd-current-outgoing; Fri, 4 Sep 1998 06:00:55 -0700 (PDT) (envelope-from owner-freebsd-current@FreeBSD.ORG) Received: from gw-nl1.philips.com (gw-nl1.philips.com [192.68.44.33]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id GAA18010 for ; Fri, 4 Sep 1998 06:00:52 -0700 (PDT) (envelope-from Jos.Backus@nl.origin-it.com) Received: from smtprelay-nl1.philips.com (localhost.philips.com [127.0.0.1]) by gw-nl1.philips.com with ESMTP id OAA07520 for ; Fri, 4 Sep 1998 14:59:45 +0200 (MEST) (envelope-from Jos.Backus@nl.origin-it.com) Received: from hal.mpn.cp.philips.com (hal.mpn.cp.philips.com [130.139.64.195]) by smtprelay-nl1.philips.com (8.8.5/8.6.10-1.2.2m-970826) with SMTP id OAA17989 for ; Fri, 4 Sep 1998 14:59:44 +0200 (MET DST) Received: (qmail 21116 invoked by uid 666); 4 Sep 1998 13:00:05 -0000 Message-ID: <19980904150005.A20876@hal.mpn.cp.philips.com> Date: Fri, 4 Sep 1998 15:00:05 +0200 From: Jos Backus To: freebsd-current@FreeBSD.ORG Subject: Re: Should FreeBSD-3.0 ship with RFC 1644 (T/TCP) turned off by default? Mail-Followup-To: freebsd-current@FreeBSD.ORG References: <22672.904908183@verdi.nethelp.no> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Mailer: Mutt 0.93.1i In-Reply-To: <22672.904908183@verdi.nethelp.no>; from sthaug@nethelp.no on Fri, Sep 04, 1998 at 01:23:03PM +0200 X-Files: The Truth is out there! Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG > Date: Fri, 4 Sep 1998 07:04:33 -0400 (EDT) > Message-Id: <199809041104.HAA10917@lunacity.ne.mediaone.net> > From: "Charles M. Hannum" > To: "W. Richard Stevens" > Cc: perry@piermont.com, Mohit Aron , > tcp-impl@cthulhu.engr.sgi.com (TCP Implementor's List) > Subject: Re: status of T/TCP > The problems related to SYN flooding and sequence number attacks have > never been addressed [massive snippage] How about using syncookies? (See ftp://koobera.math.uic.edu/pub/docs/syncookies-archive for a discussion.) -- Jos Backus _/ _/_/_/ "Reliability means never _/ _/ _/ having to say you're sorry." _/ _/_/_/ -- D. J. Bernstein _/ _/ _/ _/ Jos.Backus@nl.origin-it.com _/_/ _/_/_/ use Std::Disclaimer; To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message