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The InfoSec Handbook by Umesha Nayak, Umesh Hodeghatta Rao

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CHAPTER 7

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Malicious Software and Anti-Virus Software

Introduction

The intent of “Malicious Software,” as the name suggests, is to create harm or damage to systems or to people or to both. As science can be used for both good and bad purposes, software can also be used for both good and bad purposes. Some people or groups use software or exploit software loopholes inappropriately, for fun or to highlight their technical skills. Many others do it for financial gains, for taking revenge, or to create fear in others. Of late, these are misused for political or religious gains or for terrorism. Many countries are spying on each other and many militaries ...

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