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. especially on public Wi-Fi.