# Device Fingerprint

Implement our Device fingerprinting solution and transfer the result as described in the PAYONE documentation.

[Ratepay Device Fingerprinting](/docs/developer/device_fingerprinting/device_fingerprinting/)

[PAYONE Device Fingerprint](https://docs.payone.com/display/public/PLATFORM/Special+remarks+-+Ratepay)

1. **add_paydata[eligibility-device-fingerprint]**
Device fingerprinting available: yes/no
2. **add_paydata[eligibility-device-fingerprint]**
Token associating the gathered: customer’s device-data with the current transaction