From owner-freebsd-security Mon Jun 7 16:23:23 1999 Delivered-To: freebsd-security@freebsd.org Received: from rossel.saarnet.de (rossel.saarnet.de [145.253.240.29]) by hub.freebsd.org (Postfix) with ESMTP id 2DE2B14F7D for ; Mon, 7 Jun 1999 16:23:14 -0700 (PDT) (envelope-from doehrm@aubi.de) Received: from igate.aubi.de (root@igate.aubi.de [145.253.242.249]) by rossel.saarnet.de (8.8.8/8.8.8) with ESMTP id BAA19984; Tue, 8 Jun 1999 01:29:29 +0200 (MET DST) Received: from cisco.aubi.de (soraya.aubi.de [170.56.121.252]) by igate.aubi.de (8.9.1a/8.9.1) with ESMTP id BAA16316; Tue, 8 Jun 1999 01:16:44 +0200 Received: from exchange.aubi.de (EXCHANGE.aubi.de [170.56.121.91]) by cisco.aubi.de (8.9.1/8.9.1) with ESMTP id BAA28855; Tue, 8 Jun 1999 01:42:32 +0200 (CEST) Received: by EXCHANGE.aubi.de with Internet Mail Service (5.5.2232.9) id ; Tue, 8 Jun 1999 01:18:43 +0200 Message-ID: From: =?iso-8859-1?Q?Markus_D=F6hr?= To: "'mwlucas@exceptionet.com'" , kernel@tdnet.com.br Cc: security@FreeBSD.ORG Subject: RE: Preventing users from .... Date: Tue, 8 Jun 1999 01:18:34 +0200 Importance: high X-Priority: 1 MIME-Version: 1.0 X-Mailer: Internet Mail Service (5.5.2232.9) Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Sender: owner-freebsd-security@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org > > How could i prevent ones from detecting which OS/WEB Server=20 > i am using? > > There are script (http://www.unix-vs-nt.org) that can do it! lynx -head -dump www.target.com gives you the used webserver. There are several articles around on http://www.genocide2600.com/~tattooman/main.shtml how to prevent OS detection.=20 -- Markus Doehr =20 IT Admin =20 AUBI Baubeschl=E4ge GmbH =20 Tel.: +49 6503 917 152 =20 Fax : +49 6503 917 190 =20 e-Mail: doehrm@aubi.de MD1139-RIPE =20 ************************* =20 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-security" in the body of the message