Keytool

Simple way to generate a Subject Alternate Name (SAN) certificate

What will I cover in this post? We will learn how to generate the Subject Alternate Name (or SAN) certificate in a simple way. In this post, I plan on: Explaining what is the SAN certificate Explaining how to create the SAN certificate using the Java keytool Explaining how to export the certificate private and public keys using OpenSSL Explaining how to create the Certificate Signing Request (CSR) for the SAN certificate using the Java keytool What is the SAN certificate?