Virtual Private Network (VPN) describes the opportunity to establish a protected network connection when using public networks. VPNs will encrypt internet traffic and disguise online identity. Many vulnerabilities can occur during online learning, such as pop-out advertisements, software threats, spying, and phishing. Meanwhile, types of security currently available are firewalls, antivirus installation, application protection, and cloud computing.

A. What are the advantages of using a VPN in online education?

B. How can VPN redesign the current online education system to be more systematic? Give your idea.

C. One of the ways to measure the level of awareness of privacy and security during online classes at VPN is by using questionnaires. List eight possible questions.