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IBM System Blue Gene Solution: Blue Gene/Q System Administration by Brant Knudson, Gary Lakner

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Security
This chapter provides an overview of the security architecture for Blue Gene/Q. There are three aspects to the Blue Gene/Q security model: an object-based model, network communications, and the database.
 
18.1 Object based model
Blue Gene/Q uses an object-based security model with three basic object types:
Job
Block
Hardware
There are five types of actions upon these objects:
Create
Read
Update
Delete
Execute
Not all actions apply to all object types, for example, the update action does not apply for a job object.
There is also ...

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