Help With Anti Cheat

[sau2000]

I have seen an exploiter spawn a gun that is not in my game and it showed they had the weapon on the server. They also spawned a zombie

Can exploiters take tools that aren’t in a game and put it into their backpack?

What would the anti cheat script for this look like?

[luisgamercooI231fan (Luis)]

You probably have a backdoor from a free model. Or you have a remote event which adds the tools without a if statement

[sau2000]

I have a script which clones a tool from replicated storage but that tool was not the weapon the exploiter used.

[IncoSlay (inc)]

You have a backdoor in your game. Please use my guide to remove said backdoor.

Backdoors - What Are They, And How To Find Them In Scripts

Ah yes, backdoors. backdoors are scripts you would often found hidden in a model, snuck in by a scripter or builder you just hired, or a random plugin you installed like, 5 years ago? Backdoors are similar to Trojan Horses, as they are usually hidden in normal-looking models you can find in the toolbox, or in the library. WHAT ARE THEM, EXACTLY? Backdoors are usually found in models, plugins, etc. that people make to give themselves a way to bypass filtering enabled (or FE), typically called …

[sau2000]

Could they edit the scripts inside the tool?

[IncoSlay (inc)]

Scripts are not at all modifiable nor readable by the client. Either you have a backdoor in your game or your game is just lacking in security for remoteevents.