Liveness check includes inspecting the authenticity of the person to confirm that on the other side of the camera really is a live person; The life check service checks to see if the user behavior matches the task given by the system.
Liveness check provides protection methods against unwanted intrusion from the user.
This service also includes passive liveness check:
The passive version of the liveness check comes in the form of a selfie where the prospective customer is not asked to do anything but take a picture. This saves time and computer resources and is accurate enough for most use cases.
Liveness check