VPN, means virtual private network. It is a type of network with an extension of a private network to access from the Internet. As the local network of home or office but through the Internet.
With a VPN, we can securely contact the machines hosted on our local or remote networks. This thanks to the established connection between both machines travels totally encrypted.
When connecting to a VPN, we will do so using encrypted data at all times. From the moment you enter until you leave the VPN, through different protocols that protect the information.
When we try to visit an encapsulated page, our system will create the request and send it over the Internet to our VPN provider. This will de-encapsulate them following their usual course. They will leave your network router and, the packet will be forwarded.
One of those who know that a VPN connection is like creating a secure tunnel between our computer connected to the Internet and our private network, or the others, the practical utilities that we can find in this connection are clear.
We can summarize the practical cases below: Access a network of work or your home while traveling: In this way, even being out of the office, we can access the shared resources of the company, such as file servers, printers, private . corporate applications, intranet, etc., we can also connect to our home computers to access their documents, music, files, etc. In summary, we can connect to all the devices that we can connect when we are sitting in our office or at home.
Advantages of using a VPN.
– Integrity, confidentiality and data security.
– VPNs reduce costs and are easy to use.
– Facilitates communication between two users in distant places.