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Fundamentals of Information Systems Security
Lesson 5 Access Controls

© 2014 Jones and Bartlett Learning, LLC, an Ascend Learning Company www.jblearning.com All rights reserved.

Learning Objective
 Explain the role of access controls in implementing security policy.

Fundamentals of Information Systems Security

© 2014 Jones and Bartlett Learning, LLC, an Ascend Learning Company www.jblearning.com All rights reserved.

Page 2

Key Concepts
 Authorization policies that apply access control to systems, application, and data  The role of identification in granting access to information systems  The role of authentication in granting access to information systems  Authentication factor types and the need for twoor three-factor authentication  The pros and cons of the formal models used for access controls
Fundamentals of Information Systems Security
© 2014 Jones and Bartlett Learning, LLC, an Ascend Learning Company www.jblearning.com All rights reserved.

Page 3

Defining Access Control
 The process of protecting a resource so that it is used only by those allowed to do so  Prevents unauthorized use

Fundamentals of Information Systems Security

© 2014 Jones and Bartlett Learning, LLC, an Ascend Learning Company www.jblearning.com All rights reserved.

Page 4

Four Parts of Access Control
Access Control Component Authorization Identification Authentication Accountability Description Who is approved for access and what can they use? How are they identified? Can their identities be verified? How are actions traced to an individual to ensure that the person who makes data or system changes can be identified?

Fundamentals of Information Systems Security

© 2014 Jones and Bartlett Learning, LLC, an Ascend Learning Company www.jblearning.com All rights reserved.

Page 5

Policy Definition and Policy Enforcement Phases

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