VPNs function at various layers of the OSI model using specific tunneling protocols that vary in speed and security:
Originally developed for corporate environments to allow remote workers to access local networks securely, VPNs are now widely used by individuals. Their primary functions include: VPNs function at various layers of the OSI
Encrypting all internet traffic to prevent eavesdropping or data theft, especially on public Wi-Fi. encrypted "tunnel" over a public network
Bypassing geographical restrictions or censorship to access content not available in a specific region. 2. Technical Architecture and Protocols such as the internet
Hiding a user's IP address and location from websites and trackers.
A Virtual Private Network (VPN) is a technology that creates a secure, encrypted "tunnel" over a public network, such as the internet, to protect data and ensure user privacy.
The following sections provide a structured overview suitable for a research or capstone paper on the topic. 1. Introduction and Core Purpose