NGINX server SSL installation and SSL upgrade

Please follow the below steps to Install and Upgrade the SSL in nginx server:

Step1:  Open putty SSH

Step2: Redirect to Domain Config file to find / create the SSL key and SSL crt location.

Step3: Please follow the below step to find view/edit the domain config file.
 — Once logged into SSH.
 — From current folder, redirect to root folder using below comment.
     Comment:  cd ..
     Also, please check the below image.
    

—From root folder, redirect to /etc/nginx/conf.d folder to reach the domain.conf file.
    Comment: cd etc/nginx/conf.d

— From conf.d folder, list out the all files using below comment to find the domain config file name.
     Comment: ls -a (It will list all files)

— Edit the particular domain config file using below comment.
     Comment: vi domainname.com.conf

— It will open the Edit view, there we could add SSL key and SSL crt location and Edit. Files name should be domainname.com.crt and domainname.com.key
     Please find the below image for more information.

— Click i key to enable the insert mode to edit the file.
— Update the ssl_certificate and ssl_certificate_key path based on your need.
— Click “Esc” and “!wq” and “Enter” to save the changes.

— Create / Go to the SSL folder “etc/nginx/ssl” folder

— Create or edit certificate key file “domainname.com.key” and add the Privare key value as like below image and use below comment.
   Comment: vi domainname.com.key
                       Enable Insert using i key
                       Add private key
                       Click Esc key
                       Enter :wq and click Enter to save the file.
   As like below image.

— Same process to add three CERTIFICATE key in same file called “domainname.com.crt”.

— Finally restart the nginx server 
      Comments for Debian/Ubuntu/RHEL/CentOS Linux
      # /etc/init.d/nginx restart 
     OR
     # /etc/init.d/nginx reload
     OR
      # service nginx restart
      OR
      # service nginx reload

DONE!!!