April 3, 2017 Outline

Reading: Chapters from revised text, §2, 3.1

1. Introduction to class
   1. General information
   2. Homework
   3. Handouts
2. Access control matrix and entities
   1. Subject, objects (includes subjects)
   2. State is (S, O, A) where A is access control matrix
   3. Rights (represent abstract notions)
3. Instantiating access control matrices
   1. Example: UNIX file system
      1. read, write, execute on files
      2. read, write, execute on directories
   2. Example 3: History and limiting rights