Updating event labels in event data stored in Amazon Fraud Detector - Amazon Fraud Detector

Amazon Fraud Detector is no longer open to new customers as of November 7, 2025. For capabilities similar to Amazon Fraud Detector, explore Amazon SageMaker, AutoGluon, and AWS WAF.

Updating event labels in event data stored in Amazon Fraud Detector

You might need to add or update fraud labels for events that are already stored in Amazon Fraud Detector, such as when you perform an offline fraud investigation for an event and want to close the machine learning feed back loop. To update the label for an event that is already stored in Amazon Fraud Detector, use the UpdateEventLabel API operation. The following shows an example UpdateEventLabel API call. 

import boto3
fraudDetector = boto3.client('frauddetector')

fraudDetector.update_event_label(
            eventId        = '802454d3-f7d8-482d-97e8-c4b6db9a0428',
            eventTypeName  = 'sample_registration',
            assignedLabel  = 'fraud',
            labelTimestamp = '2020-07-13T23:18:21Z'
)