Realm ps4

So I was playing in my realm today and fyi my realm is full with 10 people already and some how two hackers got into my realm and started to fuck with me and my friends and we can tell they are on pc because they are using commands too fast and then they /kill all and I told my friends to leave the realm and I closed it but some hot I see two people somehow still in the realm but now it quite I'm going to leave the realm close for today and maybe turn it on tomorrow morning please help