أنشئ حسابًا أو سجّل الدخول للانضمام إلى مجتمعك المهني.
To purchase a SSL certificate you need to provide the CSR
There are free online tools available to generate CSR
for eg below
https://www.digicert.com/easy-csr/openssl.htm
The SSL provider will give you a .key and .crt / cer file once you send the CSR and make payment
In IIS server Go to administrative tools
administrative tools>> Internet information Services Manager >> Complete Certificate Request
open the crt / cer which you have received from SSL provider and provide the domain name as friendly name
Considering a wild card certificate as example *.domainname.com