Chapter 2: Access Control Matrix • Overview • Access Control Matrix Model • Protection State Transitions – Commands – Conditional Commands

Source URL: nob.cs.ucdavis.edu

Protection1 Butler W. Lampson Xerox Corporation Palo Alto, California Abstract

Source URL: research.microsoft.com

• Computer security
• Computer access control
• Software
• Computing
• Access control
• Memory management
• Memory protection
• Kernel
• Capability-based security
• Operating system
• Access Control Matrix
• File system

A Random Cursor Matrix to Hide Graphical Password Input Alice Boit Thomas Geimer Hochschule Bremen (University of Applied Sciences) J¨orn Loviscach∗

Source URL: www.j3l7h.de

• Software
• Computer access control
• Password
• Security
• Prevention
• ANI
• Cursor
• Icon
• Point and click
• Draw a Secret
• Pointer

UNIVERSITY OF TRENTO DIPARTIMENTO DI INGEGNERIA E SCIENZA DELL’INFORMAZIONEPovo – Trento (Italy), Via Sommarive 14 http://www.disi.unitn.it

Source URL: disi.unitn.it

• Computer security
• Security
• Computer access control
• Access control
• Identity management
• Role-based access control
• Access control list
• Access Control Matrix
• Group
• PERMIS
• Attribute-Based Access Control

Performance of Random Medium Access Control An asymptotic approach Charles Bordenave David McDonald

Source URL: www.math.univ-toulouse.fr

• Algebra
• Mathematics
• Linear algebra
• Matrix theory
• Abstract algebra
• Eigenvalues and eigenvectors
• Singular value decomposition
• Markov chain

Escape From the Matrix: Lessons from a Case-Study in Access-Control Requirements ∗ [Poster Abstract]

Source URL: cups.cs.cmu.edu

• PERMIS
• Computer security

Apollo Education Group Information Security Third Party Information Security Standards Document Type: Standard Document Serial No. [TBD per applicable matrix]

Source URL: www.apollo.edu

• Security
• Prevention
• Safety
• Computer security
• National security
• Crime prevention
• Cryptography
• Information security
• Apollo
• Access control
• Vulnerability
• Security awareness

View access control as a matrix Specifying policy • Manually filling out matrix would be tedious • Use tools such as groups or role-based access control:

Source URL: www.scs.stanford.edu

• Software
• Time of check to time of use
• User identifier
• Capability-based security
• Setuid
• Filesystem permissions
• Group identifier
• Shadow password
• Ptrace
• Unix
• System software
• Computing

View access control as a matrix • Subjects (processes/users) access objects (e.g., files) • Each cell of matrix has allowed permissions 1/33

Source URL: www.scs.stanford.edu

Delft University of Technology Software Engineering Research Group Technical Report Series Declarative Access Control for WebDSL: Combining Language Integration and

Source URL: swerl.tudelft.nl

• Mandatory access control
• Access Control Matrix
• Role-based access control
• XACML
• Filesystem permissions
• Authorization
• Discretionary access control
• Mandatory Integrity Control
• Security-Enhanced Linux
• Computer security
• Security
• Access control