Virtual Private Network (VPN) is a private network of communications used within organizations and companies. The purpose of VPN is to provide a reliable and secure private connection between the networks of computers over an accessible public network particularly Internet. A well designed VPN has the following benefits and characteristics:
Enhanced and improved security for the exchange of data
Across multiple locations extended connections without the use of a leased line
For the remote employees it provides improved and enhanced productivity
Time savings and expense for the employee for continuing if they have to work from workplaces that are virtual