Date: Thu, 5 Jan 2012 17:16:43 +0100 From: Rainer Duffner <rainer@ultra-secure.de> To: Wolfgang Zenker <wolfgang@lyxys.ka.sub.org> Cc: freebsd-stable@freebsd.org Subject: Re: FTPS Server? Message-ID: <8B259221-6A70-4D3C-ABA7-D74B2C9F9F14@ultra-secure.de> In-Reply-To: <20120105153724.GA91242@lyxys.ka.sub.org> References: <4F059BEA.3000508@denninger.net> <4F05A7D5.8000403@infracaninophile.co.uk> <20120105153724.GA91242@lyxys.ka.sub.org>
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Am 05.01.2012 um 16:37 schrieb Wolfgang Zenker: > Hi everyone, >=20 > * Matthew Seaman <m.seaman@infracaninophile.co.uk> [120105 14:38]: >> On 05/01/2012 12:47, Karl Denninger wrote: >>> Not SFTP (which is supported by the sshd) but FTPS.... is it = supported >>> by FreeBSD? >=20 >> No, not supported in the base system. >=20 >>> [..] >> However, personally, I'd avoid FTPS. It suffers from most of the = design >> flaws of standard FTP[*], particularly as regards passing through >> firewalls. Worse, because the traffic is encrypted, you can't even = use >> tools like ftp-proxy (in ports as ftp/ftp-proxy) to extract transient >> port numbers by deep packet inspection. As far as your users are >> concerned, just use SFTP. It behaves exactly like an ordinary FTP >> client, but the underlying SSH protocol over the network is way, way >> better designed. >=20 > Well, the problem I have here is at the server side: ftp users can be > locked in a particular subtree of the file system by simply assigning > them a chrooted login class. No need to setup any infrastructure in > that subtree itself. Did not find out how to do this with sftp (we = only > allow publickey authentication with ssh at our servers) >=20 > Wolfgang It is possible. See the chroot configuration in the man-page for sshd_config If you have a sufficiently complete chroot-environment, you can even do = chroot'ed ssh login sessions. Rainer
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