SSL Certificates are fundamental to internet security. They are used to establish an encrypted connection and allow data to be transmitted securely between a browser or user’s computer and a server or website.

• Establishes a secure connection between a browser and a server
• Encrypts communication to protect sensitive information your customers provide to you
• Places a padlock next to your web address in the browser
• Authenticates an organization’s identity

SSL allow you to have a secure connection and trust with your customers. Without SSL your website will show a error to the browser. That your website is not secure. But having a SSL you don’t need to think about the internal payment system and other secure information to transfer.