CompTIA CASP+ Practice Test

Which method is most appropriate to ensure all communications are encrypted during a remote work setup?

1. Implement a standard email encryption protocol.

2. Utilize a VPN for encrypted tunnels.

3. Enforce two-factor authentication on all access.

4. Restrict access to secured networks only.

The correct answer is: Utilize a VPN for encrypted tunnels.

Utilizing a VPN (Virtual Private Network) for encrypted tunnels is the most appropriate method to ensure all communications are encrypted during a remote work setup. A VPN creates a secure and encrypted connection between the user's device and the internet, allowing for the transmission of data to remain private and protected against eavesdropping or interception. This encryption is particularly important when employees are accessing company resources over public or less secure networks, providing comprehensive protection for all types of data being sent or received. By establishing a VPN, employees can send emails, browse the web, and access company applications without worrying about unauthorized access to their communications. It is a fundamental tool for securing sensitive information, especially in remote work environments where workers may frequently connect to various networks. Other methods, while beneficial for overall security, do not provide the same level of encryption for all communications as a VPN does. For instance, implementing a standard email encryption protocol focuses only on securing email communications and does not extend to other types of data transfer. Enforcing two-factor authentication enhances security but does not encrypt the data being transmitted. Restricting access to secured networks may mitigate some risks, but it does not guarantee that all communications are encrypted when using unsecured networks. Thus, the VPN is the most comprehensive solution for