An SSL VPN (Secure Sockets Layer virtual private network) is a form of VPN that can be used with a standard Web browser. In contrast to the conventional Internet Protocol Security (IPsec) VPN, an SSL VPN will not necessitate the installation of specialized client applications on the end user’s computer. It is used to give remote users with access to Web applications, client/server programs and internal network connections…..

An SSL VPN consists of one or more VPN apparatus to.

An SSL VPN offers ease of use and granular control for a variety of users on an assortment of computers, obtaining resources from many places. There are two important kinds of SSL VPNs:

SSL Portal VPN: The website is called a portal site because it’s one door (a single page) that leads to many other resources. The remote user identifies himself or herself to the portal site using an authentication method supported by the portal site, gets the SSL VPN portal site using any modern Web browser and afterward is presented with a Web page that acts as the portal site to the other services.
SSL Tunnel VPN: Such a SSL VPN enables a Web browser to access multiple network services, including protocols and programs which are not Web-established, through a tunnel that’s running under SSL. SSL tunnel VPNs demand the Web browser have the ability to manage active content, allowing them to supply functionality that is inaccessible to SSL VPNs that are portal site. Examples of content that is active contain JavaScript, Java, Active X, or Flash programs or plugins.