After looking like at 11 things internet  users do that may be illegal.one of the five things that are the most serious violation is sharing passwords. When your sharing passwords its can be illegal becuase its your personal information. So for example when your giving your friend the password to netflix from your family account without asking your parents .so you pretty muchdoing it without consent and that can get hacked from your friend and can get a decent amount of things out of it. Another one is taking photos of someone without consent. You accidentally take a picture of someone that can be illegal too. Another one is cyberbully. Cyberbullying is the most common thing in this century, so when your popular or even small its a good chance somebody is jealous and hating on you. The fourth is fraud. And the fifth one anything on  prostitution.