Generate free ssl for nginx on sslforfree site

Generate free ssl for nginx on sslforfree site

Step 1: Enter sslforfree Enter the domain name and select next

Figure 1: Enter domain

Step 2: Choose 3 months for free ssl and choose next

Figure 2: Choose a time

Step 3: Go to the page csrgenerator Enter the necessary information to generate the key and csr

Figure 3: Generate key and csr

Step 4: Paste csr in to generate ssl and choose next step

Figure 4: Paste CSR

Step 5: Choose the next step

Figure 5: choose next

Step 6: Choose ssl authentication type (here I choose dns to create a CNAME record on the domain)

Figure 6: Choosing an authentication type

Step 7: Go to the domain management section to create records

Figure 7: Creating a record

Step 8: After creating the record, click validate domain

Figure 8: Authentication

Step 9: After the authentication is complete, download the ssl . installation file

Figure 9: download the installation file

Step 10: Install the necessary libraries with the command

yum install yum-utils -y

Figure 10: Installation command

Step 11: Install nginx using the command

yum install nginx -y

Figure 11: The nginx . install command

Step 12 : Turn on nginx running at server start up , run nginx , check nginx running with the commands

systemctl enablenginx

systemctl start nginx

systemctl status nginx  

Figure 12: Running nginx

Step 13: Go to the website to check

Figure 13: Check nginx web is running

Step 14: Command to file conf

Vi /etc/nginx/conf.d/

Figure 14: Go to the config file

Step 15: add to the conf . file


  listen 80;


  access_log /home/;

  error_log /home/;

  root /home/;

  index index.html index.htm index.php;


Figure 15: Adding commands

Step 16: create the file, give permissions and run nginx again with the command

mkdir -p /home/domain/public_html

mkdir -p /home/domain/logs

chown -R nginx:nginx /home/domain

systemctl reload nginx

Figure 16: Commands to create directories, permissions, and reload nginx

Step 17: Create a web file and add text to the file

touch /home/domain/public_html/index.html

echo text >> /home/domain/public_html/index.html

Figure 17: Command to create index file and insert text

Step 18: Create ssl folder and copy ssl file

sudo mkdir /etc/nginx/ssl

Figure 18: ssl . directory command

Step 19: enter the conf file with the command

vi /etc/nginx/conf.d/default.conf

Figure 19: Command to enter the conf . file

Step 20: Add to the conf . file

server {

   listen 80;

   return 301 https://$host$request_uri;


server {

    listen 443;

    server_name domain;

    ssl_certificate /etc/nginx/ssl/cert.crt;

    ssl_certificate_key /etc/nginx/ssl/cert.key;

    ssl on;

    ssl_session_cache builtin:1000 shared:SSL:10m;

    ssl_protocols TLSv1 TLSv1.1 TLSv1.2;

    ssl_ciphers HIGH:!aNULL:!eNULL:!EXPORT:!CAMELLIA:!DES:!MD5:!PSK:!RC4;

    ssl_prefer_server_ciphers on;


Figure 20: Commands in the conf . file

Step 21: Restart nginx service with command

service nginx restart

Figure 21: The command restart nginx

Step 22: Then go to https://domain check

Figure 21: Checking existing ssl


So we have just completed the steps to install free ssl on nginx here we can install ssl for our server for free, also you can refer to the bkns ssl package to stabilize your website

Thank you for reading this article!

Baby Snake

Categorized as Email

By Nguyen Manh Cuong

Nguyen Manh Cuong is the author and founder of the nguyendiep blog. With over 14 years of experience in Online Marketing, he now runs a number of successful websites, and occasionally shares his experience & knowledge on this blog.

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