sftp batch mode and interactive passwords

[Dan Ritter]

On Wed, Feb 21, 2007 at 11:28:18PM -0500, John Abreau wrote:
> On 2/21/07, Robert La Ferla <robertlaferla at comcast.net> wrote:
> 
> I believe scp and sftp both use the same backend on the server;
> it seems odd that one would work and the other not. Any security
> problem would be with the backend, not with the client end, so
> blocking scp and enabling sftp is no more secure than enabling
> both scp and sftp.

SFTP uses the SSH subsystem facility, which runs an external
binary to accept commands. scp runs a local copy of scp itself
over an SSH link, much like "scp | ssh target scp".

-dsr-

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