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Exactly. For example, there are also persistent rumours that somebody is selling about 1% of total credit card transactions to hedge funds, for stock trading pu
by neffy 7y ago
Exactly. For example, there are also persistent rumours that somebody is selling about 1% of total credit card transactions to hedge funds, for stock trading purposes - which seems like a major issue on all sorts of levels.
- caseysoftware 7y agoIf it's in aggregate and applied well, it can be immensely valuable. Some Capital One fraud researchers used similar data to get 1800% ROI a few years back: https://www.bloomberg.com/opinion/articles/2015-01-23/capital-one-fraud-researchers-may-also-have-done-some-fraud https://www.bloomberg.com/opinion/articles/2015-01-23/capita...
- Maxious 7y ago1%? Deidentified transaction data from banks is routinely sold https://www.abc.net.au/news/2019-03-05/sportsbet-documents-reveal-millions-spent-on-marketing/10833196 https://www.abc.net.au/news/2019-03-05/sportsbet-documents-r...
- kevin_thibedeau 7y agoEveryone with a credit card agreed to it. It's in the fine print. Don't want to be tracked shopping? Use cash and keep your cell phone turned off. And no modern cars with wireless comms either.