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Code Block
languagebash
linenumberstrue
su example_user
cd ~
mkdir -p ~/.ssh && sudo chmod -R 700 ~/.ssh/ && cd .ssh/
 && vim authorized_keys

Make the root account not accessible for direct login and make the server accessible only through ssh key

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Code Block
languagebash
linenumberstrue
sudo service ssh restart

Checking Config errors in Nginx

 

Code Block
languagebash
linenumberstrue
nginx -t -c /etc/nginx/nginx.conf