Computer Security U3 - Access Control

Beschreibung

Mindmap am Computer Security U3 - Access Control, erstellt von Nick.Bell2013 am 30/04/2013.
Nick.Bell2013
Mindmap von Nick.Bell2013, aktualisiert more than 1 year ago
Nick.Bell2013
Erstellt von Nick.Bell2013 vor etwa 11 Jahre
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Zusammenfassung der Ressource

Computer Security U3 - Access Control
  1. What is access control?
    1. controls interaction
      1. users
        1. system resources
        2. security policy
          1. requirements
            1. organisational
              1. statutory
                1. Confidentiality
                  1. Integrity
                2. Access Request
                  1. Reference Monitor
                    1. System Decision
                  2. Subjects
                    1. Objects
                      1. passive
                      2. active
                        1. principal
                    2. Access Operations
                      1. flow of information
                        1. read
                          1. write
                            1. execute
                              1. append
                              2. Unix
                                1. read
                                  1. write
                                    1. execute
                                    2. Bell-LaPadula
                                      1. info flow policy
                                        1. access modes
                                          1. observe
                                            1. alter
                                        2. Structures
                                          1. AC Matrix
                                            1. s,o,a
                                              1. rows indexed
                                              2. AC List
                                                1. columns in AC Matrix
                                                2. Capability List
                                                  1. rows in AC Matrix
                                                    1. subject-oriented system
                                                3. Administration
                                                  1. Groups
                                                    1. layer between subjects & objects
                                                    2. Roles
                                                      1. collection of access ops assigned to users
                                                      2. Groups vs Roles
                                                        1. Role Based Access Control (RBAC)
                                                      3. Security Labels
                                                        1. Protection Rings
                                                          1. QNX/Neutrino microkernel
                                                            1. VSTa microkernel
                                                            2. BLP
                                                              1. confidentiality policy
                                                                1. all conditions satisfied
                                                                  1. 'need-to-know' security latice
                                                                    1. label subjects & objects
                                                                      1. ordered pair of properties
                                                                        1. security lavel
                                                                          1. 'need-to-know' categories
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