How to Generate CSR on Java Based Web Servers Using OpenSSL

This article will go into detail on how to generate certificate signing request on Java Based Web Servers using OpenSSL

September 26, 2018

1. Create RSA Private Key and CSR pair.
-> openssl req -new -nodes -keyout myserver.key -out server.csr

Note: Replace 'myserver.key' and 'server.csr' with names that are more descriptive to you.

2. Follow Prompts.

All in One Method

-> openssl req -new -nodes -keyout myserver.key -out server.csr -subj "/C=GB/ST=Yorks/L=York/O=MyCompany Ltd./OU=IT/CN=mysubdomain.mydomain.com"

Note: This is ONLY an example. Please modify it to suite your needs.

C = ISO Country Code (2 letters)
ST = State/Province (Optional)
L = City (optional)
O = Your_Company_name
OU = Department (optional)
CN = Common Name (FQDN)