出处----https://help.github.com/en/github/authenticating-to-github/connecting-to-github-with-ssh
https://help.github.com/en/github
OpenGit Bash.
1、查看已有证书
Enter ls -al ~/.sshto see if existing SSH keys are present:
$ ls -al ~/.ssh
2、检查连接是否可用
$ ssh -T git@github.com
3、创建新秘钥
4、新秘钥加入github账户
5、密码管理
6、排错
