A certificate authority is required when you want to create your own digital certificates. Why would you want to create your own digital certificates? Well, the most common reason is to increase security and protect proprietary data and information within your organization. For example, you could create digital certificates for your finance department employees, to add more security to the sharing of financial information.
Prevent Unwanted Access to Your Website by Using Your Own Certificate Authority
The internet is a public domain, which means there is no type of secure log-on required to gain access to all sorts of information. You can open up a browser and type in a website. You can also use search engines to find specific information. However, you may want to protect certain areas of your website. You can do this by requiring a secure log-in, as well as a trusted digital certificate created with your own certificate authority. With these items, you can block users from accessing specific areas on your website.