I think the problem is basically that it presents some (albeit weak and messy) solutions for companies and they&#x27;re not stopped by law from this risky behavior. Since national IDs are politically untenable in the US no pkey alternative is forthcoming - at least none that appeal to lazy companies who want aa low effort solution.<p>We are long overdue for some federal legislation about how ssn can be used and how it cannot along with other basics to protect people from I&#x27;d theft. It should be illegal to use it as any kind of identity verification for instance, but its not.