3 ms·
How does a credit card company know what I'm buying? They only see the vendor and the value
by spzb 5y ago
How does a credit card company know what I'm buying? They only see the vendor and the value
- autoexec 5y agoWith enough other data points it's enough to verify what you got. Google's willing to spend millions to get this data for exactly that reason. https://www.theverge.com/2018/8/30/17801880/google-mastercard-data-online-ads-offline-purchase-history-privacy https://www.theverge.com/2018/8/30/17801880/google-mastercar...