SECONDARY FRAUD DETECTION DURING TRANSACTION VERIFICATIONS

Systems and methods for secondary fraud detection during transaction verifications are disclosed. A payment system may transmit a fraud protection notification to a user in response to potential fraud being detected as part of a primary transaction fraud detection process. In response to the user interacting with the fraud protection notification to confirm that the transaction was not fraudulent, the system may capture user device data from the user's device. The system may perform a secondary fraud detection process on the captured user device data to determine whether the verification of the transaction has a risk of being fraudulent. 公开了用于在交易验证期间进行次级欺诈检测的系统和方法。响应于作为主要交易欺诈检测过程的一部分而检测到潜在欺诈，支付系统可以将欺诈保护通知传输给用户。响应于用户与欺诈保护通知进行交互以确认交易不是欺诈性的，所述系统可以从用户装置中捕获用户装置数据。所述系统可对捕获的用户装置数据执行次级欺诈检测过程，以确定交易的验证是否具有欺诈性的风险。