how to survive the hackers or griefers

the griefers are the destroyers of the minecraft servers
and im victimed by thee griefers and they will gonna freak you out

tip1. call the admin and ask to banned the griefer
tip2 prepare some weapons
tip2 prepare some barricades
tip3 the most important thing they ussualy use tnt flint and steel to blow your house
tip4 just in case put a secret emergency exit just in case.............