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1.查看是否已经有了ssh密钥:cd ~/.ssh
如果没有密钥则不会有此文件夹,有则备份删除
2.生存密钥:
$ ssh-keygen -t rsa -C "邮箱"
按3个回车,密码为空。
Your identification has been saved in /home/tekkub/.ssh/id_rsa.
Your public key has been saved in /home/tekkub/.ssh/id_rsa.pub.
The key fingerprint is:
………………
最后得到了两个文件:id_rsa和id_rsa.pub
id_rsa是RSA PRIVATE KEY,id_rsa.pub是公钥
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原文地址:http://www.cnblogs.com/zhangxiaoliu/p/5796494.html