Also, judging from your character creation date you just passed 30 days and thus will not be considered a rookie anymore in any system. Going forward, you are playing Eve with the rest of us and New Eden is a full-time PvP sandbox where you can always be shot. Don’t worry, with experience you will find that you can be almost completely safe in highsec just by paying attention, and if you follow the most important Golden Rule and not fly anything you cannot afford to lose, you are at no real risk to the other players.
But to answer your question, yes, most players follow the Rookie Griefing rules and the few that don’t (on purpose or by mistake) get sanctioned by CCP. If you feel that someone broke the rules file a support ticket here: