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Digital Ocean SSH

Create a new droplet with password

#01 – LOGIN AS ROOT

ssh root@207.154.213.152

#02 – CHECK FOR UPDATES

apt update

#03 – RUN UPDATES

apt dist-upgrade

#04 – REBOOT THE VPS

reboot

#05 – CREATE NON ROOT USER

adduser wpflames

#06 – ADD SUPER USER PERMISSION

usermod -aG sudo wpflames

#07 – LOGIN WITH NEW USER to test

ssh wpflames@207.154.213.152

#08 – GENERATE SSH KEY ON YOUR COMPUTER

logout
ssh-keygen -t rsa -b 4096 -C "info@wpflames.com"

#09 – CHANGE PERMISSIONS

mkdir .ssh
sudo chmod -R go= .ssh
sudo chown -R wpflames:$wpflames .ssh
sudo chown -R wpflames:wpflames /var/www/html/
exit

#10 – COPY THE SSH KEY TO THE SERVER

ssh-copy-id wpflames@46.101.179.210

#11 – LOGIN USING SSH KEY WITHOUT PASSWORD

ssh wpflames@207.154.213.152

#12 – SECURE SSH CONNECTION – SSH CONFIG FILE

sudo nano /etc/ssh/sshd_config

Search: Ctrl + w

PermitRootLogin no
PasswordAuthentication no
PermitEmptyPasswords no
Port 4400

#13 – SSH SERVICE RESTART

Reload the sshd service to put these changes into effect:

sudo systemctl reload sshd

#14 – SSH LOGIN PORT 4400

ssh wpflames@167.172.161.138 -p 4400

Ha a véletlenül kitiltod magad, Digital Ocean admin console-lal belépsz root-ként

Megnézzük, melyik port aktív:

ss -tl

Check php version from terminal

php --version