A Virtual Private Network provider as the name suggest enables a computer to share data across networks as if it was connected to a private network directly. They can either be remote-access or site to site. Remote access referring to connecting one computer to a network while site to site refers to connecting two networks together. It is being classified according to the protocols used to tunnel traffic or where the tunnels termination point is located. It is also being classified by whether it is remote-access or site-to-site or the levels of security provided.
The VPN provider is providing confidentiality as even a hacker would only get access to encrypted data. Only authorized users are accessing it and it has the integrity to detect if messages are being tampered with when sending or receiving. It is working in both private and public networks. This method is being called tunneling. It is saving organizations money as they are eliminating the need for leasing expensive lines and also reducing telephone charges that are long distant. They are very easy to use and at times being made to work automatically. It is requiring a detailed and deep understanding of the network security issues and very careful installation. Its performance is relying on the quality of service of the organizations are offering. Check out this Speed Test.
It is being offered in sixty two countries namely Albania, Andorra, Argentina, Australia, Austria, Belarus, Belgium,Bosnia,Brazil, Bulgaria, Canada, Chile, China, Colombia, Costa Rica, Croatia, Cyprus, Czech Republic, Denmark, Egypt,Estonia, Fiji, Finland, France, Georgia, Hong Kong, Hungary, Iceland, India, Ireland, Israel,Italy,Japan, Korea, Latvia, Lithuania, Luxembourg, Macedonia, Malaysia, Malta, Mexico, Netherlands, New Zealand, Norway, Poland, Portugal, Romania, Russia, Serbia, Singapore, South Africa, Spain, Sweden, Switzerland,Taiwan, Turkey, Ukraine, United Kingdom, United States and Venezuela.One special quality is that it is secure.