Underlying the decision to purchase products or services from an online retailer or to sign up as a member on a website is the issue of trust. According to the United States Department of Commerce, the continued growth of Internet commerce and the sustainability of an Internet economy depends on the degree to which users trust that their personal information will be protected. SSL certificates are an important tool that companies use to establish trust with users. When SSL certificates expire, customers are automatically notified and companies risk losing their customers’ trust. Writer Bio