Integration brokers, also referred to as integration servers, orchestration servers or integration platforms, provide the substructure for the interaction of the individual web services
. Integration brokers are used
toorchestrate web services and provide the corresponding interfaces
. Furthermore, integration brokersreceive messages from applications, check and analyze them, convert the file formats
tobe exchanged and transfer them to the target applications. In addition to applying security procedures, integration brokers also manage transactions
. Integration brokers are generally proprietary solutions, although the Business Process Execution Language (BPEL) is already implemented in many products.