FIELD: information technology.
SUBSTANCE: disclosed is a method of performing video authentication of a user, which comprises steps of: receiving a user-provided authentication photograph; capturing a continuous video image of the user in real time over a certain period of time using a video capturing device at a user client; performing real-time decomposition of the video image and obtaining a series of video data frames; selecting from the series of video data frames a specific number of video data frames and generating at least one contrast image for video authentication of the user based on the specific number of video data frames; comparing the authentication photograph with the contrast image and making a decision on the user video authentication result according to the comparison result.
EFFECT: preventing falsification of an authentication photograph performed using a virtual camera.
10 cl, 2 dwg
