US Patent 9767262 Managing security credentials

Disclosed are various embodiments for managing security credentials. In one embodiment, a request for a security credential is obtained from a client and is stored in association with a user account. Knowledge-based questions are provided to the client in response to the request. At least one of the knowledge-based questions is dynamically generated based at least in part on data associated with the user account. Answers to the knowledge-based questions are obtained from the client. The security credential is provided to the client based at least in part on the answers.