Introduction to cyber security: stay safe online
Introduction to cyber security: stay safe online

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Introduction to cyber security: stay safe online

Week 3: Malware

Introduction

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Transcript

CORY DOCTOROW
Last week we explored how authentication works and the role of passwords in protecting online identities and digital information. Now you're armed with different ways of improving your password security, including password managers and two-factor authentication. This week we'll be looking at another common way the computer systems are compromised, which is through the use of malicious software or malware. By the end of the week you'll be able to describe the different types of malware and their key characteristics, as well as how malware gains access to computer systems, and which steps you can take to prevent your own computer from being infected. 'Til next week.
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The two biggest threats to consumers online are malware and phishing. Cory introduces you to malware, which is the focus of this week.

Malware is the collective name for software that has been designed to disrupt or damage data, software or hardware. There are several types of malware, such as viruses, worms and Trojans, which you’ll learn more about in the next few sections.

However, as malware has evolved from its beginnings as demonstrations of prowess by individual programmers to sophisticated technologies developed by organised crime, the boundaries between the different categories are beginning to blur.

CYBER_B1

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