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Ubuntu 14.04 服务器搭建最简 check list

1、使用 root 用户 ssh 登录

2、创建新用户,并给其 sudo 权限

adduser newbie
gpasswd -a newbie sudo

3、切换到新用户,并配置 ssh key

su - newbie
mkdir .ssh
chmod 700 .ssh
vi .ssh/authorized_keys     # paste your key
chmod 600 .ssh/authorized_keys

4、修改 sshdconfig vi /etc/ssh/sshd_config service ssh restart Port 4917 # change ssh port(optinal) AllowUsers newbie # restrict root login #### Refs - Server Hacks New Ubuntu 14.04 Server Checklist </markdown>