CONTROLLING A COMPUTER |
CHAPTER 2 |
ABOUT THIS CHAPTER
This chapter introduces fundamental mechanisms for controlling a computer’s operation, and it further develops the process of solving security problems. The chapter focuses on the following topics:
• Overview of the general strategies for controlling access
• “Buffer overflow”: a well-known technique for subverting computer software
• Introduction to attack scenarios and case studies
• Mechanisms typically used to control access within a computer
• Security planning: describing the protections needed and how to implement them
2.1 Computers and Programs
When Alice, the owner of Alice’s Arts, writes a letter on her laptop, she runs a word-processing program. When doing calculations, ...
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