Guide to Tracking Devices With Fingerprinting API

Guide to tracking devices with fingerprinting API

Guide to tracking devices with fingerprinting API is a method used to establish a consistent unique identifier for a device or user over time. It is a form of cross-device tracking that can be leveraged to detect spoofing, emulators, bots and other malicious behavior, such as account sharing across multiple devices.

While the technology offers great promise for fraud prevention, there are privacy concerns that must be considered. Without greater transparency, users may not understand how or why their personal information is being collected and the purposes for which it will be used, leading to a lack of trust and questions about data ownership and control. Users can take steps to limit the effectiveness of fingerprinting by using privacy-enhancing browser extensions, disabling cookies or other tracking features, and by adjusting their device settings (e.g., by configuring JavaScript to block third-party cookies or by regularly clearing their browsing data).

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Fingerprinting also raises legal concerns, as it involves the collection of personal information, such as device information, without explicit consent. The California Consumer Privacy Act and Brazil’s LGPD (Lei Geral de Protecço da Dados) require that businesses clearly disclose their use of personal information to consumers and offer an opt-out mechanism. In addition, the GDPR requires that companies obtain explicit consent from users to process sensitive personal data (e.g., location, MAC address), including device information. To help address these concerns, the Fraud Protection service uses a combination of methods to assess risk, including device fingerprinting. This information is then integrated into the risk assessment API call to Microsoft Entra.…