Abstract: A method for authentication of a subject by a trusted contact includes: prompting the subject to perform a set of actions; receiving a set of video recordings of the subject performing the set of actions; storing the set of video recordings in a database; transmitting an authentication request to a computing device of the trusted contact; in response to receiving an acceptance of the request, displaying the set of video recordings on the computing device of the trusted contact together with a set of authentication evaluation requests to evaluate an authenticity of each one of the set of video recordings; receiving a set of authentication evaluation responses from the computing device of the trusted contact, each one of the set of authentication evaluation responses responsive to an authentication evaluation request of the set of authentication evaluation requests; determining an authentication result based on the set of authentication evaluation responses.