OBAPI comprising of several modules has to interface with various systems in an enterprise to transfer/share data which is generated during business activity that takes place during teller operations or processing. While managing the transactions that are within OBAPI, it is needed to consider security & identity management and the uniform way in which these services need to be consumed by all applications in the enterprise.

OBAPI provides a mechanism for creating permissions and role based authorization model that controls access of the user to OBAPI services.