Hacking is an increasing concern in the 21 st century which can lead to grave consequences if the sensitive information falls in the wrong hands. This "unauthorized intrusion" into computer networks has given many people sleepless nights causing a massive monetary and physical damage.

MURDER (joking)

Also use antihacker mods another thing get a video of the hacker and say nice hacks I'm recording and then send minecraft the video

You just...
/ban

But if they're a more malicious or advanced hacker ruining a server and such, they'll just come back on an alt

i wish i had good minecraft hacks

One of the easiest way if your the OP use the /ban (player name) command if your not the OP talk to the OP about banning the hacker

how to get rid of hackers