(To run the Terminal application, go to: Applications>Utilities>Terminal) Mac OS X comes with SSH installed, and it is usually invoked from a Terminal window by typing one of the following commands. Using WinSCP to Transfer Files with SFTP.Using PuTTY to Connect to Host Computers.Please see the following for instructions on the operation of PuTTY client and the WinSCP Secure File Transfer client. Windowsįor Microsoft Windows, we recommend that you use PuTTY and WinSCP, available in a bundled installer package at the Compute at the U website. Everything you need to start using SSH should either be on your computer already, or is available via the Compute at the U website.