The Pros And Cons Of VPN
What is VPN?
Connectivity deployed using the public internet with the same security and performance as a private network.
What is a VPN and what does it do?
VPN stands for Virtual Private Network. A VPN connects two internet nodes (a nerd way to refer to a device connected to the internet) securely and privately even in a public network A user using a VPN client on Computer A connects to a VPN server using data security measures such as encryption to send and receive information from the server. To communicate with Computer B using a VPN, both computers must be connected to the VPN server. Any data sent or received on either computer must pass through the VPN server. One use of VPN technology is to extend Private networks over public channels.. For example, a company may enable workers with portable workstations to connect to the company network as if they were using the office computer. The network traffic is routed over public infrastructure, but it is encrypted by the VPN client and therefore secure from spoofing and other forms of interceptions. This is ideally the case for companies with offices in two or more different locations.
Virtual Private Networks are not just for corporates. Since the connections are secure and private, VPNs can be used by individuals for anonymous browsing. Anyone who needs to
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The use of the Internet as the main communications channel between sites is a cost effective alternative to expensive leased private lines. The costs to a corporation include the network authentication hardware and software used to authenticate users and any additional mechanisms such as authentication tokens or other secure devices. The relative ease, speed, and flexibility of VPN provisioning in comparison to leased lines makes VPNs an ideal choice for corporations who require flexibility. For example, a company can adjust the number of sites in the VPN according to changing
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