IBM® Tivoli® Directory Server provides a reliable platform for your enterprise security initiatives. This enterprise identity management software uses the Lightweight Directory Access Protocol (LDAP). Tivoli Directory Server provides a trusted identity data infrastructure for authentication. Tivoli Directory Server software provides: Industry-standard architecture—for interoperability with a broad range of operating systems and applications. Broad platform support—for a wide variety of heterogeneous customer environments without disruption. Strong scalability and flexibility—to support third-party applications. Also supports IBM solutions using Tivoli Directory Server as the default directory infrastructure. High availability—to support an identity data infrastructure for global online applications, such as consumer-driven web services.