# IT:AD:Principal #

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* See also:
  * [[IT/AD/AAA/]]


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## Summary ##


<uml>
!includeurl http://skysigal.com/_media/resources/configuration/plantuml/minimalist.txt


class Subject 
note bottom of Subject 
User, Device or Service
making the Request
endnote

package Identity {
  class Principal
  note right of Principal
    The UserName or other 
    Identifier Attribute
  endnote

  class Credential
  note right of Credential
    The Password,
    Token or other
    Evidence or 
    Credibility 
    Security related
    Attribute
  endnote
  
  Principal -[HIDDEN]DOWN- Credential
  
}

Subject -- Identity

</uml>

The Principal is Identifier of the Identity. ie, the UserName.