SY0-501 · Question #11
Which of the following can be provided to an AAA system for the identification phase?
The correct answer is A. Username. The identification phase in an AAA system establishes who a user claims to be, with a username being the primary piece of information provided for this purpose.
Question
Which of the following can be provided to an AAA system for the identification phase?
Options
- AUsername
- BPermissions
- COne-time token
- DPrivate certificate
How the community answered
(25 responses)- A76% (19)
- B16% (4)
- C4% (1)
- D4% (1)
Why each option
The identification phase in an AAA system establishes who a user claims to be, with a username being the primary piece of information provided for this purpose.
A username is a unique identifier provided by a user to an AAA system to declare their identity during the identification phase, acting as the 'who are you?' component before authentication.
Permissions are attributes used during the authorization phase to determine what actions an authenticated user is allowed to perform, not for initial identification.
A one-time token is a credential used during the authentication phase to prove an asserted identity, rather than to establish that identity initially.
A private certificate is a cryptographic credential used during the authentication phase to securely verify a user's identity, not for the initial assertion of that identity.
Concept tested: AAA system identification phase
Source: https://learn.microsoft.com/en-us/windows-server/remote/remote-access/ras/chapter-2-understanding-the-aaa-system
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