From owner-freebsd-questions Mon Apr 19 14:35:40 1999 Delivered-To: freebsd-questions@freebsd.org Received: from ns.clientlogic.com (ns.clientlogic.com [207.51.66.75]) by hub.freebsd.org (Postfix) with ESMTP id D38C0155BC for ; Mon, 19 Apr 1999 14:35:38 -0700 (PDT) (envelope-from ChrisMic@clientlogic.com) Received: by site0s1 with Internet Mail Service (5.5.2448.0) id <280QGAY9>; Mon, 19 Apr 1999 17:34:06 -0400 Message-ID: <6C37EE640B78D2118D2F00A0C90FCB441A6090@site2s1> From: Christopher Michaels To: 'Greg Lehey' Cc: freebsd-questions@FreeBSD.ORG Subject: RE: Sniffers and Sniffer detection [General UNIX question] Date: Mon, 19 Apr 1999 17:34:25 -0400 MIME-Version: 1.0 X-Mailer: Internet Mail Service (5.5.2448.0) Content-Type: text/plain Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG > -----Original Message----- > From: Greg Lehey [SMTP:grog@lemis.com] > Sent: Sunday, April 18, 1999 4:41 AM > To: Eric S. Nooden; freebsd-questions@FreeBSD.ORG > Subject: Re: Sniffers and Sniffer detection [General UNIX question] > > > 2. Is it possible to install a sniffer, in a user account (with no root > > access), and sniff the network and watch for passwords? > > FreeBSD won't allow you to set promiscuous mode unless you're root. > This brought up a couple questions in my mind... 1. If the interface is already in promiscuous mode (I realize the implication of this), is it possible for a regular user to use a sniffer program? 2. How do you take the interface out of promiscuous mode once it's in it? > Greg > -- > When replying to this message, please copy the original recipients. > For more information, see http://www.lemis.com/questions.html > See complete headers for address, home page and phone numbers > finger grog@lemis.com for PGP public key To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message