Virtual Private Networks: Fundamentals, Security Issues and Solutions

Abstract

Virtual Private Networks (VPN) is a service in which it creates a private and secure connection to the internet. In order to safeguard your private information, hide your IP address from unauthorized users and allowing you to utilise public Wi-Fi safely without any interceptions in the network from other users, a Virtual Private Network builds an encrypted link. The primary purpose of this article is to evaluate how VPN’s work within the network. This article will discuss the fundamentals, security issues and solutions of VPN’s but also how businesses and individuals utilise this service.

Keywords: VPN, LAN, WAN, Virtual Connection, Tunnel, Site-to-site VPN, IPsec, PPTP