Virtual Private Network ( VPNs)
When we use the internet or the risks to the security of our data arise. The solve the security problem a virtual private network used for travelling and remote users to send or receive their information with less concern. This means that someone out there must create a VPN.
By definition a VPN is a virtual private network. Let take the pieces of a VPN and describe them one at a time.
Virtual means almost not quite or not real. Real circuits are physical we can see them touch them and kick the tires virtual circuits look they are there and act like they are there. They do everything as though they are there but they really are not there.
Private means that it its dedicated to a specific organization or individual and not available to the public.
Network a network is the grouping of circuits that connect the various locations between to the public.
For security point so view organization can use types of strategies:
a.Private networks
b.Hybrid networks
c.Virtual private networks