3 ms·
…or that a person (anonymous unique id) traveled to 123 somewhere road. And stayed there from 8pm through 10am. And the tax records also show a man by the name
by bushbaba 5y ago
…or that a person (anonymous unique id) traveled to 123 somewhere road. And stayed there from 8pm through 10am.
And the tax records also show a man by the name of Joe who put the same address as their primary residence.
Viola! De-anonymization.
- KMnO4 5y agoOkay, but who has access to the full PII of tax records? If the government really wanted deanonymized data, they could just get it directly. Instead, they’re intentionally enforcing a degree of anonymity. Part of that could include preventing those with access to tax records access to this location data as well.