A VPN (short for virtual private network is some sort of network arrangement that extends an exclusive network and generally the resources that are included in the network via public networks like the Web. This is what allows a terminal or computer system to send and get data throughout a public or even shared network. It really acts as if the connections and configurations were private with all elements of protection, functionality and management policies being part of the network. This is normally done by establishing a point-to-point connection using dedicated connections, data encryption or a mix or even the two.
VPN connections across the Internet are technically WANs (wide area networks). This is what links networks at various sites but for the user, the entire arrangement appears as if it was a private link. This is what actually creates the name VPN.
In this case, therefore, you can choose to define a virtual private network as a network technology which creates secure network connections over public networks like the Internet or private networks that are the property of certain service providers. Business corporations, government agencies and universities make use of VPN technology to enable remote employees, teachers and students to successfully and securely connect to a private network.
You could make use of a VPN to connect different sites over very large distances much like the case is for wide area networks. VPNs are generally used for purposes of prolonging Intranets throughout the globe and also to share news and files to a wide consumer base. Many educational institutions utilize VPN technology for purposes of connecting campuses which can be distributed throughout the nation and also throughout the world.
For an individual to be able to gain access to a private network, they must be successfully authenticated. This can be done using passwords and special identifiers. Most of these networks make use of verification tokens in order to gain access to the private networks one wants to get information from.
VPN is only a successor of leased line arrangements in as far as remote connections are concerned. In the recent past, leased lines like ISDN were essentially private connections that telecom companies could quickly lease to customers. These leased lines additionally provided businesses different methods through which they could possibly expand their private networks beyond the constraints of geographical locations. These are the connections that form wide area networks. In as much leased lines are secure, they are costly. That's why VPN is the very best selection for many. VPN is an affordable solution and is now used by millions of users worldwide.
VPN connections across the Internet are technically WANs (wide area networks). This is what links networks at various sites but for the user, the entire arrangement appears as if it was a private link. This is what actually creates the name VPN.
In this case, therefore, you can choose to define a virtual private network as a network technology which creates secure network connections over public networks like the Internet or private networks that are the property of certain service providers. Business corporations, government agencies and universities make use of VPN technology to enable remote employees, teachers and students to successfully and securely connect to a private network.
You could make use of a VPN to connect different sites over very large distances much like the case is for wide area networks. VPNs are generally used for purposes of prolonging Intranets throughout the globe and also to share news and files to a wide consumer base. Many educational institutions utilize VPN technology for purposes of connecting campuses which can be distributed throughout the nation and also throughout the world.
For an individual to be able to gain access to a private network, they must be successfully authenticated. This can be done using passwords and special identifiers. Most of these networks make use of verification tokens in order to gain access to the private networks one wants to get information from.
VPN is only a successor of leased line arrangements in as far as remote connections are concerned. In the recent past, leased lines like ISDN were essentially private connections that telecom companies could quickly lease to customers. These leased lines additionally provided businesses different methods through which they could possibly expand their private networks beyond the constraints of geographical locations. These are the connections that form wide area networks. In as much leased lines are secure, they are costly. That's why VPN is the very best selection for many. VPN is an affordable solution and is now used by millions of users worldwide.
About the Author:
This article was published by an Internet security expert. If you are looking for a reliable VPN service, make certain you check out his review of VPN4All.
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