What is WCF Binding and what are the different inbuilt binding classes?

Binding is one of the Key end point in WCF endpoints.
WCF Binding specifies
• The protocol used to access the service
• Encoding method used for the message contents
• Security requirements such as Secure Sockets Layer (SSL) or SOAP message security

Refer below figure to understand WCF Inbuilt Binding classes corresponding protocols, Message formats etc