Intercommunication link security

Each link between systems is given an authority defined by a userid.

It is important to note that users cannot access any transactions or resources over a link that is itself unauthorized to access them. This means that each user's authorization is a subset of the link's authority as a whole.

To limit the remote system's access to your transactions and resources, you use link security. Link security is concerned with the single user profile that you assign to the remote system as a whole. Like user security in a single-system environment, link security governs: