User Types
The following two user types cover the following main scenarios for authentication and authorization.
Dialog User
Dialog user are required for interactive work with the PI tools.
Dialog user represent human user (as opposed to service user), who log on through the various user interfaces of the different components of SAP NetWeaver PI, as, for example, the Enterprise Services Repository, Integration Directory, and System Landscape Directory.
In user management of AS ABAP, this user type has the technical type A.
Service User
Service user enable secure communication between SAP NetWeaver PI and other components. These are the two main types of communication service users are relevant for in SAP NetWeaver PI:
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Internal Communication between the PI tools and the runtime components
In user management of AS ABAP, this user type has the technical type B.
Default User
Default user are available initially after installation of SAP NetWeaver PI and provided with extensive permissions, for example, for administrators.
It is recommended to copy default user immediately after installation to be on the save side for the case a default user is logged accidentally. Also change passwords of default user as soon as possible to prevent unwanted user from logging in with maximum permission.
In user management of AS ABAP, this user type has the technical type S.