What is VPN - Everything You Need To Know About VPN

  • 7 years ago
What is VPN:
A Virtual Private Network (VPN) is a Private Network technology that creates Multiple secure Network connection over a public network. It enables users to send and receive data across shared or public networks. Multinational Companies, educational institutions, Large corporations, Security Agencies and government agencies use VPN technology to enable remote users to securely connect to a private network. Today we are going to share everything you need to know about VPN (Virtual Private Network). VPN also helps you get access to blocked content. Because of geolocation, some online content, such as music files, videos, news, some websites and so on, may be unavailable from certain countries and locations. Using a VPN service allows you to login to a server located in a place from where the content is available then you have access to previously blocked content.

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VPN Protocols:
There are several VPN protocols and each of these VPN protocols offer different features and levels of security. Secure VPN protocols include the following:

Internet Protocol Security or IPSec.
Layer 2 Tunneling Protocol (L2TP).
Point to Point Tunneling Protocol (PPTP).
Secure Sockets Layer (SSL) or (TSL).
Open VPN.

Internet Protocol Security or IPSec:
Internet Protocol Security or IPSec is used to secure Internet communication across an IP network. Internet Protocol Security secures Internet Protocol communication by authenticating the session and encrypts each data packet during the connection.

Layer 2 Tunneling Protocol (L2TP):
Layer 2 Tunneling Protocol(L2TP) is a protocol used to tunnel data communications traffic between two sites over the Internet. Layer 2 Tunneling Protocol is a tunneling protocol that is usually combined with another VPN security protocol.

Point to Point Tunneling Protocol (PPTP):
Point to Point Tunneling Protocol (PPTP) can be used for remote access and site-to-site VPN connections. PPTP is one of the most extensively used VPN protocol. PPTP is also supported on Linux AND Mac devices.

Secure Sockets Layer (SSL) or (TSL):
SSL stands for (Secure Sockets Layer) and TSL stands for (Transport Layer Security). Secure Sockets Layer and Transport Layer Security protocols, they can be applied to a web application, and the requirements necessary to create a secure link between a server and a client machine. it's the standard technology for keeping an internet connection secure and safeguarding any sensitive data that is being sent between two systems. HTTPS (Hyper Text Transfer Protocol Secure) appears in the URL when a website is secured by an SSL certificate.

Open VPN:
Open VPN is an open-source software application. Open VPN is one of the most popular and widely used VPN software solutions. Its popularity is due to its strong features, easy to use.

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