I get it - it's a secret! Oops. Well, I understand. I have my own (defunct now) PHP forum and spam is what killed it.
Unfortunately, in the age of chat gpt we're pretty much at the mercy of those who would devise ways of infiltrating public forums for their own gain. I can imagine hordes of bots solving captchas and generating tailored OP's to suit the environment. Only then, after a few realistic interactions, does the evil campaign unfold...