SSH無密碼登錄

Ubuntu下SSH無密碼登錄

首先安裝ssh

sudo apt-get install openssh-server

查看ssh是否啓動

ps -e|grep ssh

若沒有啓動則使用如下命令啓動ssh

sudo /etc/init.d/ssh start

創建密鑰

ssh-keygen -t rsa
ssh-keygen -t dsa

將密鑰保存到公鑰中

cat ~/.ssh/id_rsa.pub >> ~/.ssh/authorized_keys
cat ~/.ssh/id_dsa.pub >> ~/.ssh/authorized_keys