In addition to providing remote access to an organization, you can use VPNs to protect personal traffic that is sent to and from the Internet in an untrusted public network, such as the free Wi-Fi network at a fast food restaurant or coffee shop. Consequently, many public VPN providers will allow you to connect to their remote access servers, usually for a monthly or yearly fee. These VPN providers often require that you install a custom VPN client or Web browser plugin that you can use to create a VPN when you are connected to the untrusted public network. One popular example is Hotspot ShieldLinks to an external site..