identity directory, 126-127
identity management, 118
IIS (Internet Information Services), 72
impersonation, in security context management, 59
implementing application integration, 11-13
with communications message protocols, 12
with direct data access, 13
with Extract, Transform, and Load, 12
with file transfer, 13
with human involvement, 13
with program calls, 12
with screen scraping, 12
with Web services, 11
increased usage, handling, 64
indirect addressing, 111-112
integrating directories, 72
integration hub environment, 8-9
benefits and drawbacks of, 9
number of interfaces needed for, 9
scalability of, 8-9
integrity of data. See data integrity
Internet Information Services (IIS), 72