generate ssl certificate code example

Example 1: openssl generate self signed certificate

openssl.exe genrsa -out .key 4096

openssl.exe req -new -key yourcertname.key -out yourcertname.csr

Example 2: what is an SSL certificate

An SSL certificate is a type of digital certificate that 
provides authentication for a website and enables an encrypted connection. 
communicates to the client that the web service host 
demonstrated ownership of the domain to the certificate authority 
at the time of certificate issuance