By reading this post you can learn about VPN and its workings. VPN is just a term we use to describe a system which makes communication between two computers, regardless of how far they are, within a secure channel. Here the secure channel means you can convert the public network secure. As you know that a public network is nothing but the Internet, where can have access to any serve to get the required information.
So, A VPN is such a technology where you need to have two computers, both of which can be located in separate towns or countries, and an encryption technique to start a secure communication between the channels. The function of the encryption mechanism is to make the data or message encrypted so as no can in the Internet can decipher your message. If no one understands what you are talking to your friend residing in a different country, then you can say that your network is virtually private- this is why we call it VPN (virtual private network). [Read more…]