Server-side definition
Server-side means code that is run on servers provided by the application hosting company. “Client-side” means code that is run in users’ web browsers.
Server-side. SSL session means that the server presents a digital certificate to the user’s browser as proof of the server’s identity (providing a binding of the public key presented with the name contained in the certificate). A “mutually authenticated” SSL session means that both the user’s browser and the server present to each other a digital certificate to prove the authenticity of their identities (as bound to the public keys presented) to the other party. Most back-end systems will (at a minimum) require a server-side SSL session. This is the “easiest” type of SSL session to establish as it