January 2018
Beginner
658 pages
13h 10m
English
To test the working of our GitHub configuration, we'll use ssh, which tries to make a connection. We'll use the T flag, followed by the URL we want to connect to you get at git@github.com:
ssh -T git@github.com
This is going to test our connection. It will make sure that the SSH keys are properly set up and we can securely communicate with GitHub. When I run the command I get a message saying that The authenticity of host 'github.com (192.30.253.113)' can't be established.

We know that we want to communicate with github.com. We're expecting that communication to happen, so we can go ahead and enter yes:
From here, ...
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