am i okay or is my family right?

i have this hugee hugeeee problem (not that huge actually)

i cannot give physically let anyone use my info eg my main email, number etc... lol i just have this fear of like people finding me, using my info for things (?) it sounds stupid i know but yeah but i legit bawl about it

my family just laughs in my face and says im crazy and says i should be admitted to an asylum . lol

am i like strange for being like this?