Antivirus Tip: Change your passwords and do it often. Depending on how important they are, they need to change either every six months or every month.

Antivirus Tip: If you must shop online, use a secure device that has a strong firewall and always make sure they have SMS verification.

Antivirus Tip: Always hover your cursor over a link to see the full address, especially as some can be shortened to hide malicious links.

Antivirus Tip: When confirming if a website is legitimate and not a spoof, carefully check if all spelling on the page is correct before you click.

Antivirus Tip: Any e-mails or messages that demand you ‘act now’ are very likely to be phishing attempts, and must be ignored and deleted.

Antivirus Tip: If you believe the website you are currently viewing may be unsafe, odds are it may just be. Close the web browser and run an intense AV scan.

Antivirus Tip: Using the keyboard shortcut – Ctrl+Alt+Del – and googling the processes running can help you determine which are normal and which are viruses.

Antivirus Tip: Phishing is when criminals try to get your personal details, credit card info or passwords via fraudulent emails or SMSes. Always double-check.

Antivirus Tip: Before you call for help, try to find it out if your problem is internet, network or device-specific. Researching problems helps in the long run.

Antivirus Tip: Do not use your birthday, spouse or pet’s name, or a popular culture reference as a password. They’re the first to be guessed correctly.