Tax ids were never meant to be used as a form of global identification. If you g... | Hacker News

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		bob1029 82 days ago \| parent \| context \| favorite \| on: Google API keys weren't secrets, but then Gemini c... Tax ids were never meant to be used as a form of global identification. If you go look in a real bank core, you'll find this field does not have any uniqueness constraints.

abustamam 82 days ago [–]

Why not? Two people with the same tax ID seems like a problem waiting to happen.

bob1029 82 days ago | [–]

These schemas also support non-individuals with the same fields. EINs have a lot more edge cases than SSNs.

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