By assigning user accounts specific roles, Solaris 10 boosts security with Role-Based Access Control (RBAC) that relies on the principle of least privilege. In this chapter, we'll examine this principle, which states that a user should be given only enough privilege or permissions necessary for performing a job. We'll also look in detail at configuring profiles and using RBAC roles.
For the exam, be sure to understand the principle of least privilege. It is an important concept in computer security and encourages minimal user privileges on systems based on users' job necessities.