Why I love Chrome OS so much is that it is safe and that it uses sand boxing. What is sand boxing you ask it takes your tabs and it gives it it own sandbox. It basically makes it so if one of your tabs crashes it won't affect your other tabs. This is one of many ways chrome os is secured.  Chrome os basically has many security measures that help protect you.

One thing that protects you is that google automatically updates the operating system so then you don't have to. One way to learn more about the security of chrome os is to watch this video. It will give you a more greater knowledge of how secure chrome os is.