From owner-freebsd-isp Fri Sep 13 01:43:58 1996 Return-Path: owner-isp Received: (from root@localhost) by freefall.freebsd.org (8.7.5/8.7.3) id BAA03648 for isp-outgoing; Fri, 13 Sep 1996 01:43:58 -0700 (PDT) Received: from pinky.junction.net (pinky.junction.net [199.166.227.12]) by freefall.freebsd.org (8.7.5/8.7.3) with SMTP id BAA03642 for ; Fri, 13 Sep 1996 01:43:55 -0700 (PDT) Received: from sidhe.memra.com (sidhe.memra.com [199.166.227.105]) by pinky.junction.net (8.6.12/8.6.12) with ESMTP id AAA10418; Fri, 13 Sep 1996 00:57:17 -0700 Received: from localhost (michael@localhost) by sidhe.memra.com (8.6.12/8.6.12) with SMTP id BAA13983; Fri, 13 Sep 1996 01:41:38 -0700 Date: Fri, 13 Sep 1996 01:41:36 -0700 (PDT) From: Michael Dillon To: iap@vma.cc.nd.edu cc: linuxisp@jeffnet.org, freebsd-isp@freebsd.org, os2-isp@dental.stat.com Subject: Re: SYN attacks in the Washington Post In-Reply-To: Message-ID: Organization: Memra Software Inc. - Internet consulting MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-isp@freebsd.org X-Loop: FreeBSD.org Precedence: bulk On Fri, 13 Sep 1996 didier@omnix.fr.org wrote: > > SYN attacks in the Washington Post. This is serious stuff... > > > > Read all about it at > > > > http://www.washingtonpost.com/wp-srv/WPlate/1996-09/12/156L-091296-idx.html > could you explain the principle of the SYN attack ? Flood one or more ports on one or more achines with so many SYN packets that the whole thing locks up. It's like if I dialed your phone number and as soon as you answer I hang up and dial again, and again, and again, and again..... Nobody else will be able to call you. Michael Dillon - ISP & Internet Consulting Memra Software Inc. - Fax: +1-604-546-3049 http://www.memra.com - E-mail: michael@memra.com