From owner-freebsd-questions Thu Jan 18 00:46:49 1996 Return-Path: owner-questions Received: (from root@localhost) by freefall.freebsd.org (8.7.3/8.7.3) id AAA06656 for questions-outgoing; Thu, 18 Jan 1996 00:46:49 -0800 (PST) Received: from genesis.atrad.adelaide.edu.au (genesis.atrad.adelaide.edu.au [129.127.96.120]) by freefall.freebsd.org (8.7.3/8.7.3) with ESMTP id AAA06626 for ; Thu, 18 Jan 1996 00:46:41 -0800 (PST) Received: from msmith@localhost by genesis.atrad.adelaide.edu.au (8.6.12/8.6.9) id TAA06143; Thu, 18 Jan 1996 19:21:28 +1030 From: Michael Smith Message-Id: <199601180851.TAA06143@genesis.atrad.adelaide.edu.au> Subject: Re: ethernet packet sniffer. To: ANDRSN@HOOVER.STANFORD.EDU (Annelise Anderson) Date: Thu, 18 Jan 1996 19:21:27 +1030 (CST) Cc: hsu@freefall.freebsd.org, questions@FreeBSD.org In-Reply-To: <01I04NDA9KTU00BJ0X@HOOVER.STANFORD.EDU> from "Annelise Anderson" at Jan 17, 96 07:55:39 pm MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-questions@FreeBSD.org Precedence: bulk Annelise Anderson stands accused of saying: > >It's worse than that. Anyone w/ an ethernet connection on your net > >can read everything going in or out, not just sysadmins or those with > >root priviledges on your machine. If you're really worried about > >security, there's encrypted rlogin and pgp encryption for mail. > > Anyone with an ethernet connection on "my net" can read everything > (or log it and read it later, search for key words, send it to > someone else, etc....) > > Question: what's "my net"? How do I find out? Is there anything Any portion of the data path between you and whatever you're connected to. If you're talking to another machine on a local ethernet, that's anywhere on that ethernet. If you're talking to a machine on the other side of the planet, that's anywhere along the path from you to the other machine. > like, say, a radar detector that determines if anyone else is doing > this on "my net"? Not in any practical sense, no. > Annelise -- ]] Mike Smith, Software Engineer msmith@atrad.adelaide.edu.au [[ ]] Genesis Software genesis@atrad.adelaide.edu.au [[ ]] High-speed data acquisition and (GSM mobile) 0411-222-496 [[ ]] realtime instrument control (ph/fax) +61-8-267-3039 [[ ]] "Who does BSD?" "We do Chucky, we do." [[