US Patent 9298898 Event-based security challenges

Concepts and technologies are disclosed herein for event-based security challenges. A computer can execute a security application. The computer can receive a request for authentication information associated with a user device. The computer can access event data corresponding to the user device. The computer can generate, based upon the event data, a challenge question and a response to the challenge question. The computer can provide data indicating the challenge question and the response to a requestor associated with the request.