This guide covers the key differences between HTTP vs. HTTPS, the benefits of using HTTPS, and how to migrate from HTTP to HTTPS step by step. Types of SSL/TLS CertificationsThere are three types of SSL/TLS certificates: Domain Validation (DV), Organization Validation (OV), and Extended Validation (EV) certificate. Difference Between HTTP vs. HTTPSThe main difference between HTTP and HTTPS is that HTTP enables data transmission on the web, but HTTPS adds encryption through SSL/TLS to secure connections between browsers and servers. Check for Any HTTPS Implementation IssuesWhen migrating your website from HTTP to HTTPS, internal links will not automatically switch from HTTP to HTTPS. In the past, you had to verify HTTP, HTTPS, www, and non-www versions of your site separately in GSC.