From owner-freebsd-questions@FreeBSD.ORG Sat Aug 11 12:53:11 2007 Return-Path: Delivered-To: questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 0084816A421 for ; Sat, 11 Aug 2007 12:53:11 +0000 (UTC) (envelope-from frank.wissmann41@web.de) Received: from fmmailgate02.web.de (fmmailgate02.web.de [217.72.192.227]) by mx1.freebsd.org (Postfix) with ESMTP id B545713C46E for ; Sat, 11 Aug 2007 12:53:10 +0000 (UTC) (envelope-from frank.wissmann41@web.de) Received: from smtp07.web.de (fmsmtp07.dlan.cinetic.de [172.20.5.215]) by fmmailgate02.web.de (Postfix) with ESMTP id 1C18B9337BF3; Sat, 11 Aug 2007 14:53:09 +0200 (CEST) Received: from [84.138.206.66] (helo=grissom.einundvierzig.org) by smtp07.web.de with asmtp (TLSv1:AES256-SHA:256) (WEB.DE 4.108 #197) id 1IJqSq-0003Tv-00; Sat, 11 Aug 2007 14:53:09 +0200 Message-ID: <46BDB19C.402@web.de> Date: Sat, 11 Aug 2007 14:54:52 +0200 From: Frank Wissmann User-Agent: Thunderbird 2.0.0.5 (X11/20070728) MIME-Version: 1.0 To: Brent References: <20070811110231.M84490@bmyster.com> In-Reply-To: <20070811110231.M84490@bmyster.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: frank.wissmann41@web.de X-Sender: frank.wissmann41@web.de X-Provags-ID: V01U2FsdGVkX18UXFXRL0cxa09e9d2fosYHfCxDOkuzDJYiyQHm nj+tluGqmrymbdkT4sa1N11rAd3cEzupksdkrQu/IReYCCDe3i rldc3YULyid26HO+pN4g== Cc: questions@freebsd.org Subject: Re: server was hacked X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 11 Aug 2007 12:53:11 -0000 Brent wrote: >, HOw excatly are they getting in ? > what are the things I can do to prevent this. On FBSD how do you checksum > binaries on the system to ensure someone hasnt replaced one with there own binary. Do yourself a favor and buy the book BSD Hacks by Dru Lavigne O'Reilly Media ISBN 0-596-00679-9 Chapter 6 and especially hacks 56,58 and 59 are useful. Regards Frank