SSL creates a secure connection between two machines or applications on the internet (or any internal network). It stands for Secure Socket Layer and is a protocol used on the internet for:
Using SSL will safeguard your interactions and allows sensitive data to be transmitted privately. An SSL certificate is only issued after verifying the authenticity of a website and identity of its owner. It is indicated by the final ‘S’ in https.
Many payment gateways regard it as essential. SC Commerce very strongly recommends it. Customers visiting your will see it as a sign of trustworthiness and they will expect to see the padlock in the address bar when browsing and buying. It is especially important if they are entering their account or payment details.