Certificate Validator in PHP
What is the use of a Certificate Validator? A certificate validator is a program used for validating the certificates. It can be used by any certificate issuing company in their websites.The script is made in such a way that it has a dual interface, one for the admin side and other for the client. The admin can add infinite no. of certificates in their database through their admin dashboard area and the clients can search and validate those certificates from the index page.
For installation details Refer : https://ossels.com/how-to-make-certificate-validator-in-php/