DB2 is a family of data management products, including database servers, developed by IBM.
An account store is a component of digital authentication in an access control system. An account store is a digital electronic repository for warehousing information that uniquely describes individuals or machine entities.
EmpowerID provides connectors for a wide range of user directories and resource systems. As an administrator, you can use these connectors to quickly connect EmpowerID to your organization's identity-aware systems and applications. When you do so, you create an account store for that application in the EmpowerID identity warehouse and use that account store to configure how you want EmpowerID to manage the identity information in that system.