Educause Security Discussion mailing list archives

Re: What "secure" file transfer products do you use on Windows?


From: Joel Rosenblatt <joel () COLUMBIA EDU>
Date: Sun, 22 Feb 2009 19:27:53 -0500

We use WinScp <http://winscp.net/eng/index.php> for secure file transfer.

I'm not sure if this is what your looking for, but I find it to work well.

My 2 cents

Joel Rosenblatt

Joel Rosenblatt, Manager Network & Computer Security
Columbia Information Security Office (CISO)
Columbia University, 612 W 115th Street, NY, NY 10025 / 212 854 3033
http://www.columbia.edu/~joel


--On Monday, February 23, 2009 12:48 PM +1300 Russell Fulton <r.fulton () AUCKLAND AC NZ> wrote:

Hi Folk,

So far as I can tell MS recommends webdav as a secure alternative to FTP for allowing access to files under windows.  We 
have found that MS's implementation
of webdav does not perform well with large files across a wide area networks.  It opens lots of  tcp session that are 
so short that the window stuff never
gets a chance to optimise resulting in very slow transfer rates.  We were transferring large MRI images ( multi GB) 
between our Medical School and US
institutions.  Interestingly we collect the MRI same images from hospitals around the world with a UNIX based server 
with out issues but when our users tried
to use the webdav direct between two windows machines the transfers slowed to a trickle.  After hours of peering at 
wireshark traces  we decided that it was
a TCP window problem cause my the MS server chopping the file in to tiny pieces and sending each over a different TCP 
session.

I am looking for an SSH 2 based system (free preferred ;) or commercial) that we can recommend to any of our users who 
need to transfer files between windows
systems.  I know several such systems exist and I'm hoping someone has already done the leg work of evaluating them... 
I'd be happy to have one free one and
a commercial offering to recommend.

Thanks, Russell




Joel Rosenblatt, Manager Network & Computer Security
Columbia Information Security Office (CISO)
Columbia University, 612 W 115th Street, NY, NY 10025 / 212 854 3033
http://www.columbia.edu/~joel

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