1. A method of propagating user identities in a secure federated search environment, comprising: authenticating a user to the secure federated search environment and obtaining security credentials for the authenticated user; normalizing the security credentials and translating user identities from a plurality of secure data sources; receiving a query for the authenticated user; translating the query for the plurality of data sources and propagating the translated queries to the plurality of secure data sources using the translated user identities and normalized security credentials to access the plurality of secure data sources; and consolidating query results received from the plurality of secure data sources and displaying the consolidated query results to the user in response to the query.