VPN stands for Virtual Private Network. A VPN allows you to access information freely on the Internet, even if your access to information that is deliberately limited by the owner of the connection. Citizens of countries where there are often strict restrictions on information use of these services so they can read newspapers that are not controlled by their governments and that they can get accurate information about what happening in the world.
The Business Framework:
It is common for companies to have firewalls in place to protect their systems. In some cases, the firewall does not really provide much protection. What they do is prevent people from using all network resources for purposes that could be remotely pleasant.
In a corporate environment, a virtual private network can allow you to do things like music websites or access flow that you would normally not have access to and they have so many different application usages (also known as 어플리케이션 사용 모습 in the Korean language) in various fields. A VPN accomplishes this by encrypting your traffic. A firewall is set up to prevent access to certain sites and certain resources.
If the traffic passing through the firewall is encrypted, the firewall has absolutely no idea of what is sent or received and, therefore, the restrictions are not triggered. This makes them very popular VPNs used in businesses where people are too limited.
If you have a home network where you have severe restrictions then you can use a VPN connection as a way of allowing you complete freedom to surf without stopping these protections. This is a good way to ensure that all the security measures you have taken to keep your family and your safety are left in place on the network.
Instead of having to remove them and replace them every time you want to visit a site that may be restricted, you can simply use your VPN connection and go where you want to go.