ssh免密登录

服务端设置：

1.安装ssh服务

sudo apt-get install openssh-server

2.确定ssh服务以启动

ps -e | grep ssh

3.修改ssh配置

sudo vim /etc/ssh/ssh_config

4.添加如下内容

PubkeyAuthentication yes

5.生成ssh公钥

ssh-keygen -t rsa -C xxx@xxx.com

客户端设置：

把客户端的.ssh下的id_rsa.pub公钥文件内容复制出来，

然后粘贴到服务端~/.ssh/authorized_keys文件中。

在客户端ssh登录：ssh xxxx(服务器的ip地址)

➜  ~ ssh 1xx.16.1x0.62

The authenticity of host '1xx.16.1x0.62' can't be established.

ECDSA key fingerprint is SHA256:uayJI+R1D4u5HkXkyQGjqKSxZM9UhgX1Opt/CT5ufZA.

Are you sure you want to continue connecting (yes/no)? yes

Warning: Permanently added '1xx.16.1x0.62' (ECDSA) to the list of known hosts.

Welcome to Linux Mint 18.1 Serena (GNU/Linux 4.4.0-53-generic x86_64)

* Documentation:  https://www.linuxmint.com

congwiny@congwiny-mint ~ $ 

到此ssh免密登录成功~~