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ITM 820 Lecture Notes - Platform As A Service, Osi Model

Information Technology Management
Course Code
ITM 820
Farid Shirazi

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Lecture 1 January 17th, 2013
Information Systems Security and Privacy
- Information Technology(IT) staff is responsible for maintaining system security
- manager is responsible for ensuring IT staff does not have access to more than what is required
in their work
- What is a system? : a product or component, collection of operating systems, applications, IT
staff, users, management, external users, media. Competitors, regulators
- Definition of security: a set of “principles, models, rules and mechanisms”
*Review OSI model*
File System
Public Data
Confidential Data
Username +
Internal Data
Username + password
Secure Data
Username + password +
permission + certification
for encryption
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