Table of contents

Slide 1

Slide 2

memory is easy

Object are not

Object Goals

Slide 6

Directories

Directory benefits

Slide 9

Access Control Lists

combination

Slide 12

Slide 13

forgeability

Procedure Oriented Control

Abstraction

different types

All-None

All-None Problems

groups

Slide 21

Slide 22

Setuid

User authentication

Passwords

Slide 26

One time passwords

Slide 28