How does a VPN enhance security for remote users?

A VPN, or Virtual Private Network, enhances security for remote users primarily by encrypting their online activities. When a user connects to a VPN, their internet traffic is routed through a secure, encrypted tunnel. This means that any data transmitted over the connection—such as sensitive information, login credentials, and browsing activities—is protected from eavesdroppers, hackers, and unauthorized entities.

Encryption ensures that even if the data is intercepted, it would be unreadable without the correct decryption key. This is particularly important when using public Wi-Fi networks, which are often less secure and more susceptible to cyberattacks. Essentially, the encryption provided by a VPN acts as a shield, safeguarding user data from potential threats while maintaining privacy and security during online activities.

The other options, while they might imply benefits of a VPN or remote work environment, do not accurately describe how a VPN directly enhances security. For example, simplifying the login process could refer to various authentication methods but does not address data protection. Tracking user location may pertain to convenience features but poses privacy risks. Optimizing internet speed might be a byproduct of using a VPN in certain scenarios, but it is not a primary security function. Thus, the focus on encryption is crucial for understanding how