Chromebooks are widely used especially for low-cost machines since they have pre-installed protecting system. Since they are internet-based, it is very critical to keep it safe from malware or viruses. One of the best ways to keep your Chromebooks safe is by using a VPN. VPN protects you every time you use a public Wi-Fi or any unsecured connection that are vulnerable to hackers. Chromebooks support L2TP over IPsec with PSK, L2TP over IPsec with certificate-based authentication and OpenVPN. You can also use the Guest Mode feature of your machine. You can ask other users to log in as guest to your machine so they won’t have access to your personal account while using the internet. Lastly, stay aware.
Source: PC Mag