What is the main purpose of a Virtual Private Network (VPN)? 

Explanation:

Main Purpose of a Virtual Private Network (VPN):

Definition: A Virtual Private Network (VPN) is a technology that creates a secure and encrypted connection over a less secure network, such as the internet. The primary purpose of a VPN is to ensure privacy, security, and confidentiality of data being transmitted between devices and networks over public or unsecured networks.

Advantages of Using a VPN:

• Enhanced Security: VPNs protect sensitive data from cyber threats such as hacking, phishing, and unauthorized data interception.
• Privacy Protection: VPNs mask the user's IP address, making their online activities anonymous and preventing tracking by websites or advertisers.
• Access to Geo-Restricted Content: VPNs allow users to bypass geographical restrictions and access content that may be unavailable in their region.
• Secure Remote Access: VPNs enable employees to securely access company resources and networks while working remotely.
• Protection on Public Networks: VPNs safeguard data when users connect to public Wi-Fi networks, which are often vulnerable to security breaches.
   

Correct Option Analysis:

The correct option is:

Option 3: To secure communication over a public network.

This option accurately describes the main purpose of a VPN. By encrypting data and creating a secure tunnel, VPNs ensure that communication over public networks remains private and secure. This is particularly important in scenarios where sensitive information, such as passwords, financial data, or personal details, is being transmitted