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Then select the complete contents of the text area at the top of the window, which should start with ‘ssh-rsa'; make sure to get the entire public key, which is likely to extend below the bottom of the text area, and paste this into your New HPC account request. Optionally, create a new plain text file in Notepad and save it as C:\keys\

Launch PuTTYLaunch PuTTY, create a new configuration, and save it. The new configuration should include username@hostname (like doej@hal.cbiolike in the server field.

Assuming you will not use pageant, at least initially, from the left-side menu, select SSH:Auth, and specify your .ppk file at bottom-right.


PuTTY‘s pageant handles the whole login session. See above.

ssh Authentication Forwarding


For people who ssh into into one computer such as xbioas the HPC SSH bastion host,, and from there to another computer such as lilac or, authentication forwarding enables the intermediary computer (xbio) to use ssh-agent on the original client (Mac or PC) to authenticate to the remote server (lilac). For example I ssh from teriyaki to xbioI ssh from teriyaki to xbio, and then from xbio to lilacto lilac. Even though I don’t keep my private key on lilac,  teriyaki teriyaki authenticates my connection to lilac to lilac (through xbiothrough xbio) so I don’t need my private key on xbioon xbio.

For Mac: First add your private key passphrase to the Apple Keychain with "ssh-add -K ~/.ssh/id_rsa". Then enable authentication forwarding to xbio by adding the following to ~/.ssh/config on your Mac: