Patent ID: 11874913
Assignee: PAYPAL, INC.
Field: Control (Instruments)
Classification: CPC G | IPC G

Claim 7:
8. A method, comprising:
accessing a code received via a user interface of an authentication system, the code corresponding to light having a first color;
emitting, via a lighting device of the authentication system, light of the first color, wherein the light of the first color is emitted through a specific physical authentication device (PAD) corresponding to a particular user, and wherein the specific PAD includes particular physical distortions differentiating the specific PAD from other PADs that are configured for use with the authentication system, the other PADs corresponding to other users;
detecting, at a light sensor of the authentication system, light data for the emitted light of the first color, where the light data includes distortion data caused by the emitted light of the first color passing through the particular physical distortions differentiating the specific PAD from the other PADs;
performing an analysis of the light data including the distortion data; and
based on a result of the analysis of the light data including the distortion data, determining whether the particular user is authorized to perform an action.