68 IBM WebSphere Portal for Multiplatforms V5 Handbook
The TAI can be used with Tivoli Access Manager and SiteMinder.
If the third-party authentication proxy provides native WebSphere Application
Server identity tokens, such as the Lightweight Third Party Authentication (LTPA)
tokens, a TAI is not necessary. Currently, only Tivoli Access Manager WebSEAL
can provide native WebSphere Application Server identity tokens.
3.8.3 External authorization
When portal resources are created, their access control is administered internally
by WebSphere Portal. Alternatively, you can configure an external manager to
control access to Portal resources. Currently, WebSphere Portal supports Tivoli
Access Manager and Netegrity SiteMinder as external secur