AYC
If someone says they are a guy who lives in boro park that doesn’t give away that much private info that would enable one to figure out who you are considering how many frum guys live in BP. If you said you go to Bayis Yakov plonis and are in the 8th grade and so and so is your teacher then yeah it won’t be too tough to figure out who you are for someone who may know you or knows that class. Farshtei?