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To play devil's advocate, if I click through x pages while preparing to defraud your website, I'm okay according to (one of) your metrics? That doesn't seem ve

• olefoo 14y ago
  That's only one of several signals they are tracking. There's also what you're ordering, where you're coming from, if you have a history on the site or not. Each one of those getting a pair of scores (likely_fraud, likely_legit) and the decision being made on the balance of probabilities at the time of purchase. And remember that the goal isn't to absolutely eliminate fraud, it's to reduce it to the point where it has negligible impact on profitability.
  • Retric 14y ago
    On that note changing the form to require more information as your estimated risk goes up seems to be the ideal compromise. Except that enables people to gain information about your fraud detection system.