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How to create Certificate Signing Request (CSR) file from Linux Command Line?

Just Open a terminal;

cd into the directory where you want to create the Certificate Signing Request (CSR) file.

Run the following command to generate a private key and a CSR file:

openssl req -new -newkey rsa:2048 -nodes -keyout mydomain.key -out mydomain.csr

Fill in the required information such as the country, state, city, organization, and common name (your domain name).

Once the process is complete, the CSR file will be generated in the current directory. You can submit this file to a certificate authority to request a signed SSL certificate.


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