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

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3.2 Installing antivirus software

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Figure 16

If you don’t already have antivirus software on your computer, it should be a high priority to install some. Windows 10 has Windows Defender built into the OS and got a top rating in June 2019: en/ antivirus/ home-windows/ [Tip: hold Ctrl and click a link to open it in a new tab. (Hide tip)] .

There are a number of good, free packages available but you should always check that it meets your needs before installing it. Some important features to consider are:

  • Is it compatible with your computer? You will have to make sure the antivirus software is appropriate for the operating system and computer that you have.
  • Does it come from a reputable source? For example, it may have been developed by one of the major computer security companies, such as Norton, Kaspersky, Sophos or AVG. Alternatively, it may have been provided or recommended by your bank or internet service provider.
  • Does it provide updates that allow it to protect you against the latest malware? New malware is being developed all the time, and it is important that you use an anti-malware application that will update itself.
  • Have you checked the reviews? Use: en/, or

Use the above criteria to research antivirus products available so that you can choose the one that is best for you. If you already have an antivirus application, answer the questions for the program you have.