Using the SSL VPN feature of an all-in one security appliance allows organization to benefit from solid and secure network level access along with streamlined deployment, configuration and management.  Using the VPN feature of an UTM or NGFW has several advantages along with some of the SSL VPNs’ ones. Note that due to possible performance impact not all the features of a SSL VPN appliance may be present on the integrated VPN gateway; still it will retain important ones.

The Single Arm Mode provides a flexible design to accommodate many scenarios, but in some cases extra security for example might be needed. For such cases another deployment mode is available, the Two Arm Mode. Sonicwall supports the Two Arm Mode through its SRA appliance.

SSL VPNs are comprised of many parts. To provide a brief overview of the components used by SSL VPNs we created a chart, that contain information about components like: ActiveX, ActiveX Control, Application Forwarding, Endpoint Security , Granular Access Control, High Availability, NAT Traversal, SSL Offloading and many more

SSL VPNs use the SSL protocol, which is virtually included in all standard web browsers, to secure the traffic between the remote users and the enterprises as it traverses public networks; the browser acts as a base VPN client. They provide anywhere secure remote access to corporate resources(either web or non-web applications).