By cross-referencing your name (from your credit/debit card) with your zip/post-... | Hacker News

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		plink on May 11, 2017 \| parent \| context \| favorite \| on: A crashed advertisement reveals logs of a facial r... By cross-referencing your name (from your credit/debit card) with your zip/post-code, stores are able to determine specifically who you are with greater probability than without the zip/post-code.

abcd_f on May 11, 2017 | [–]

With near 100% probability actually. There was a detailed report on that few years ago.

Googling for "why stores ask for the zip code" brings up a lot of press post, e.g. https://www.forbes.com/sites/adamtanner/2013/06/19/theres-a-...

DigitalJack on May 11, 2017 | [–]

This is the correct answer.

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