What is a VPN? Virtual Private Network

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What is VPN?

A VPN or Virtual Private Network is a private communication channel over a public Network. It will create a Tunnel between two Network.

  • VPNs are used to protect the Private Network from Snooping, Provides security and it gives point to point security.
  • It is used for Scalability (provides access to multiple locations).
  • By using the Virtual Private network you are able to change your Private IP accessible to any Country. You can hide your IP address and location, also you can change your server location to US, UK, Australia, and other countries also.
    You can easily unblock websites and services like Facebook, Twitter, Torrent websites and you can keep on accessing the websites you love!!!

 Without VPN
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 Use of VPN
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How Does VPN (Virtual Private Network)  work?

You can use any VPN service or download VPN software over the Internet. After installing the VPN software you can set your own server to any country.

This software Encrypted your data, even before your ISP sees it. The data goes to the VPN and then, Virtual Privet Network server to the destination.

Your destination server checks your server and sees your data as coming from the VPN server and it also checks the server location and timing. And the destination website didn’t know about your computer/ Laptop IP and your location.

  • Keep in mind that a destination site always checks the server details but the use of Virtual Network you can always get an Encryption data by which the Destination site only knows the Virtual Private Network server as the traffic origin.

Cisco discovered a Tunneling protocol “Generic Routing Protocol” or GRE. When you will routing through Cisco Routers it will create a Virtual Tunnel between two Endpoint of routers (Cisco Router).

All “https” website used SSL Virtual Network (Secure Socket Layer Protocol) for better security.

Is it legal to use Virtual Private Network?

Yes, it is legal to use. You can use the premium software.

Network security issue you can use this protocol. Some may also use VPN for Torrenting also.

VPNs are also worked on Android and iOS also. Here are some best Vpn for Android.

16 Comments

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