A selectable security method and system. The method includes retrieving first configuration data associated with a non interactive entity (NIE) software application and second configuration data associated with a plurality of requesters. A master refresh period is calculated from the first configuration data and the second configuration data. Credentials data associated with the NIE software application are retrieved. The credentials data are transmitted to a resource server. A session key generated by the resource server is received by the NIE software application. The NIE software application calculates a stale time associated with the session key. The NIE software application stores the session key and the stale time.