github密钥

官网英文资料：https://help.github.com/articles/connecting-to-github-with-ssh/

1、生成SSH keys文件id_rsa.pub

ssh-keygen -t rsa -b 4096 -C "your_email@example.com"

然后一直按回车键，直到显示成功完成

2、添加证书到电脑

ssh-add -K ~/.ssh/id_rsa

3、复制证书到github

　　#复制id_rsa.pub到粘贴板(clipboard)

　　pbcopy < ~/.ssh/id_rsa.pub

然后按照以下网址内的图片引导操作就完成了：

https://help.github.com/articles/adding-a-new-ssh-key-to-your-github-account/