user accounts - How to check the physical existence of new members in a database? -


i'm sorry if stackoverflow not place discuss matter. also, not programmer.

this i'm trying learn about: how legally check registration of new member on app or website, corresponds real physical person, pretty high level of accuracy / security. example, many gambling websites have kind of technology. there public database (maybe provided governments?) can used match new members verified physical people? know facebook having hard time doing that.

i looking suggestions, , out of box thinking, on reliable way insure 1 account = 1 physical person only. links on subject appreciated.

thank much.


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