什么是购物者 DNA，如何使用它创建自定义风险规则？
ShopperDNA is a transaction linking algorithm that bundles payments made by the same shopper on your company account.
Once the Shopper DNA is created and updated in real time, you can detect suspicious behavior based on the thresholds you set up in custom risk rules.
For example, if you don’t want to accept a shopper who has used more than five distinct credit cards in a timeframe of 30 days, you can configure a Block rule with the criteria shown below.
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