An SSL certificate provides encryption to your work and data through creating an encrypted channel between your customer and the server. This provides the website an authenticity to secure confidential data of the person visiting the website. Many of the sites require data such as financial information and passwords which need a higher level of protection. There are three types of SSL certificates which are different according to the nature of the web site according to your websites content and nature. For example, standard level SSLs are the perfect ones to ensure the best protection.”]
Source: https://informationsecuritybuzz.com/articles/recognize-right-ssl-certificate-business/