Question:
Hi I'm in a dira in Bnei Brak and someone has info on me and he is forcing me to give 1000 dollars or he will leak the info. I want to know if he is halachali allowed
Answer:
It is hard to answer without knowing the other side, but from what you are describing it sounds like mesira, and geneiva, but again I don't really now the situation.
Best Wishes, and H-shem should help you from all of your tzaros