A device for verification of a user, the device being in communication with a security base station of a premises security system. The device comprises processing circuitry, which is configured to receive, from the security base station, security system data associated with user activity at a premises monitored by the premises security system; generate at least one verification question associated with the user activity; and based on a user response to the at least one verification question, one of grant and deny access to the user to a user account.