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Manmohan Sharma, Lovely Professional University Unit 13: Understanding the Need of Security Measures

Unit 13: Understanding the Need of Security Measures Notes

CONTENTS

Objectives

Introduction
13.1 Basic Security Concepts
13.1.1 Technical Areas
13.1.2 Security is Spherical
13.1.3 The Need For Security
13.1.4 Security Threats, Attacks and Vulnerabilities
13.1.5 Security Threats
13.2 Threats to Users
13.2.1 Viruses: One of the Most Common Computer Threats
13.2.2 Trojans: The Sneaky Computer Threats

13.2.3 Worms: The Self-replicating Computer Threats
13.2.4 Spyware: Annoying Threats to your Computer
13.2.5 Problems Caused by Common Computer Threats
13.2.6 Protection for Users
13.3 Threats to Hardware
13.3.1 Power Faults
13.3.2 Incompatibilities
13.3.3 Finger Faults
13.3.4 Malicious or Careless Damage

13.3.5 Typhoid Mary
13.3.6 Magnetic Zaps
13.3.7 Bottom Line
13.4 Threat to Data
13.4.1 Main Source
13.4.2 Data Protection
13.5 Cyber Terrorism
13.5.1 Protection against Cyber Terrorism
13.6 Summary
13.7 Keywords

13.8 Self-Assessment Questions
13.9 Review Questions
13.10 Further Reading

LOVELY PROFESSIONAL UNIVERSITY 233