Real ssl install on nginx

Deploy Node

https://www.youtube.com/watch?v=1OU5ngq-WyM&list=PLQlWzK5tU-gDyxC1JTpyC2avvJlt3hrIh
https://www.youtube.com/watch?v=d4QDyHLHZ9c&t=659s

Step 1:
===============
yum -y install epel-release^C // install if not installed
Step 2:
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yum -y install certbot

Step 3:
===============
certbot certonly --standalone -d abc-alumni.org // standalone means they use their webserver

certbot certonly --standalone -d bn.thepostman24.com

Step 4:
==============
ssl key: (link them on config)
=========
/etc/letsencrypt/live/abc-alumni.org/fullchain.pem
key: /etc/letsencrypt/live/abc-alumni.org/privkey.pem


/etc/letsencrypt/live/bn.thepostman24.com/fullchain.pem




Step 4: ( NOT NECCESSARY IF YOU WANT TO BACKUP)
cp -r copy_folder copy_to_folder
tar czf name.tar.gz folder_name // zip file

https://ssl-config.mozilla.org/ // best config ssl genarator


server version
========
nginx -v



Reniew:
==========
crontab -e
0 12 * * * /usr/bin/certbot renew --quiet




Problem binding to port 80: Could not bind to IPv4 or IPv6.
sudo systemctl stop nginx
sudo systemctl start nginx