From owner-freebsd-security@FreeBSD.ORG Mon Feb 9 21:02:17 2009 Return-Path: Delivered-To: freebsd-security@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 13FD9106566C for ; Mon, 9 Feb 2009 21:02:17 +0000 (UTC) (envelope-from lyndon@orthanc.ca) Received: from orthanc.ca (orthanc.ca [208.86.224.138]) by mx1.freebsd.org (Postfix) with ESMTP id 7184F8FC1A for ; Mon, 9 Feb 2009 21:02:16 +0000 (UTC) (envelope-from lyndon@orthanc.ca) Received: from mm.wbb.net.cable.rogers.com (mm.wbb.net.cable.rogers.com [74.210.92.229]) (authenticated bits=0) by orthanc.ca (8.14.3/8.14.3) with ESMTP id n19Kn8dI092176 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Mon, 9 Feb 2009 12:49:16 -0800 (PST) (envelope-from lyndon@orthanc.ca) Date: Mon, 9 Feb 2009 12:49:02 -0800 (PST) From: Lyndon Nerenberg To: Daniel Roethlisberger In-Reply-To: <20090209170550.GA60223@hobbes.ustdmz.roe.ch> Message-ID: References: <200902090957.27318.mail@maxlor.com> <20090209170550.GA60223@hobbes.ustdmz.roe.ch> User-Agent: Alpine 2.00 (BSF 1167 2008-08-23) Organization: The Frobozz Magic Homing Pigeon Company MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed X-Spam-Status: No, score=-2.5 required=5.0 tests=AWL,BAYES_00 autolearn=ham version=3.2.5 X-Spam-Checker-Version: SpamAssassin 3.2.5 (2008-06-10) on orthanc.ca Cc: freebsd-security@freebsd.org Subject: Re: OPIE considered insecure X-BeenThere: freebsd-security@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Security issues \[members-only posting\]" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 09 Feb 2009 21:02:17 -0000 > While I agree that OPIE can be improved, I think that the current > OPIE implementation is still much better than having to use > passwords from untrusted machines. I also prefer current OPIE to > copying SSH private keys to untrusted machines. So until there > is a more secure alternative, I really don't think removing OPIE > would have a positive effect on security. The machine you are logging IN TO does not require your private key, just your public key. --lyndon Linux -- Where Quantity is Job One!