GitHub Helpページを参考にしてます。 https://help.github.com/articles/generating-ssh-keys まず、鍵を作成。鍵のファイル名はgithub_id_rsaにしています。 $ cd ~/.ssh/ $ ssh-keygen -t rsa -C "メールアドレス" Generating public/private rsa key pair. Enter file in which to save the key (/Users/ユーザー名/.ssh/id_rsa): github_id_rsa Enter passphrase (empty for no passphrase): Enter same passphrase again: Your identification has been saved in github_id_r