Review fraud, which involves generating fake reviews to manipulate the reputation of products or services, poses significant challenges to consumers and online marketplaces. It can lead to substantial financial impacts, with estimates suggesting it influences over $152 billion in global online spending. Consumers may be misled into purchasing substandard goods, while online platforms face operational costs and potential reputational damage. Fraudsters employ various tactics, such as using bots or paying real people to leave fake reviews and leveraging AI for realistic review generation. To combat this, companies utilize strategies like auditing reviews, deploying sentiment and behavioral analysis, and incorporating friction into the review process. Fingerprint's device intelligence offers an advanced solution by creating unique digital fingerprints for devices, allowing platforms to detect suspicious behavior and implement measures to prevent fraudulent reviews. It provides tools like Smart Signals to assess visitors' risk levels, enabling businesses to introduce additional verification steps for suspicious activity while maintaining a smooth user experience for legitimate customers.