vps

• user
• adduser fouda
• visudo
• fouda ALL=(ALL) ALL
• esc => ZZ
• SSH
• mkdir /home/fouda/.ssh
• === on local machine ===
• scp -2 /Users/N0v8v/.ssh/id_rsa.pub root@50.115.167.22:/root/.ssh/authorized_keys
• cp /root/.ssh/authorized_keys /home/fouda/.ssh/authorized_keys
• chown -R fouda:fouda /home/fouda/.ssh
• chmod go-w /root/
• chmod 700 /root/.ssh
• chmod 600 /root/.ssh/authorized_keys
• chmod go-w /home/fouda/
• chmod 700 /home/fouda/.ssh
• chmod 600 /home/fouda/.ssh/authorized_keys
• vi /etc/ssh/sshd_config
• Port 3017 <--- change to a port of your choosing
• Protocol 2
• PermitRootLogin no
• PasswordAuthentication no
• X11Forwarding no
• UsePAM no
• UseDNS no
• AllowUsers fouda
• iptables
• iptables-save > /etc/iptables.up.rules
• iptables -L
• wget https://sites.google.com/site/anssary/vps/iptables.test.rules
• mv iptables.test.rules /etc/iptables.test.rules
• iptables-restore < /etc/iptables.test.rules
• iptables -L