Systems, devices and methods are provided that illustrate the innovation in a number of embodiments. Device embodiments may be provided singularly or in ordered combinations to provide a system for restraint condition evaluation, compares the evaluation against predetermined thresholds, and signals a status of the selected restraint. Embodiments of status indicators include normal, attempted tampering, and compromised restraints. Methods may illustrate the device or system embodiments. The system provides increased safety and awareness for those involved in processing detainees.