You would not believe how many times I’ve had too google this question . So here it is if you ever need a reminder
generate-ssh-key.sh
ssh-keygen -t rsa -b 4096 -N '' \
-C "[email protected]" \
-f ~/.ssh/id_rsa
ssh-keygen -t rsa -b 4096 -N '' \
-C "[email protected]" \
-f ~/.ssh/github_rsa
ssh-keygen -t rsa -b 4096 -N '' \
-C "[email protected]" \
-f ~/.ssh/mozilla_rsa
ssh-key-add.sh
eval "$(ssh-agent -s)"
ssh-add ~/.ssh/id_rsa
ssh-add ~/.ssh/github_rsa
ssh-add ~/.ssh/mozilla_rsa
ssh-key-permissions.sh
chmod 700 ~/.ssh
chmod 644 ~/.ssh/authorized_keys
chmod 644 ~/.ssh/known_hosts
chmod 644 ~/.ssh/config
chmod 600 ~/.ssh/id_rsa
chmod 644 ~/.ssh/id_rsa.pub
chmod 600 ~/.ssh/github_rsa
chmod 644 ~/.ssh/github_rsa.pub
chmod 600 ~/.ssh/mozilla_rsa
chmod 644 ~/.ssh/mozilla_rsa.pub