Not that mystifying. None of those tools try and do key authentication by default. You need to configure them to use key by telling them which key file to use.
Never tried I/O redirection for sending files using just "ssh", so I'm not sure. I 99% sure it would work with Cygwin, never used Windows 10 bash, so I'm not sure about it. ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN