Linux Linux开启SSH密码登陆，ROOT用户远程登陆 开启 ssh 密码登陆 1 sudo sed -i 's/^#\?PasswordAuthentication no/PasswordAuthentication yes/' /etc/ssh/sshd_config 重启 ssh 1 sudo systemctl restart sshd root 用户远程登陆 1 sudo sed -i 's/^#\?PermitRootLogin no/PermitRootLogin yes/' /etc/ssh/sshd_config 或者找到 PermitRootLogin ,修改为 PermitRootLogin yes 1 sudo vim /etc/ssh/sshd_config 重启 ssh 1 sudo systemctl restart sshd