Cyber Security Isn’t Just IT’s Job: Simple Habits That Keep You and Your Family Safe Online
Synopsis
Cybersecurity starts with everyday habits. From using strong passwords to spotting scams and securing devices, simple steps can help you and your family stay safer online.
By Air Commodore Nrip Kumar Mehta, VSM (Retd)
A message suddenly appears on your phone:
“Dad, I’ve lost my phone. This is my temporary number. I urgently need money.”
A caller claiming to represent your bank warns that your account is being compromised. Someone posing as a government official threatens immediate arrest unless you cooperate. An attractive investment advertisement, apparently endorsed by a respected public figure, promises unusually high returns.
Every message is designed to create the same reaction: fear, urgency, trust or temptation.
Cybercriminals no longer depend only on technical brilliance. They increasingly exploit ordinary human emotions. They want us to react before we think.
This is why cyber security awareness in Australia can no longer be treated merely as the responsibility of IT departments. It is a household skill, a workplace culture and an essential part of responsible digital citizenship.
The threat now reaches every home
The scale of the problem is sobering. Australians reported combined scam losses of approximately $2.18 billion in 2025, an increase of 7.8 per cent over the previous year. Investment scams alone accounted for $837.7 million, followed by payment-redirection, romance, phishing and remote-access scams. Older Australians, although constituting about 17 per cent of the population, accounted for 26.5 per cent of losses reported to Scamwatch.
Cybercrime also presents a growing challenge to Australian businesses. During the 2024–25 financial year, the Australian Signals Directorate’s Australian Cyber Security Centre received more than 84,700 cybercrime reports, approximately one every six minutes. The average self-reported cost per report rose to $56,600 for small businesses and $97,200 for medium businesses.
These figures demonstrate an important reality: cybercrime does not discriminate. Its victims include senior citizens, students, professionals, parents, small-business owners and people who consider themselves technologically proficient.
Artificial intelligence has changed the appearance of scams
Traditional scam messages were often betrayed by poor grammar, an unfamiliar writing style or an obviously fraudulent website. Artificial intelligence is removing many of these warning signs.
Scammers can now produce polished emails, convincing advertisements and personalised messages within seconds. They can create deepfake videos featuring celebrities or financial experts and use just a few seconds of recorded speech to clone a person’s voice.
A parent or grandparent may therefore receive what appears to be a genuine call from a family member in distress. The voice may sound familiar, but the emergency may be entirely fictitious. Scamwatch specifically warns that AI voice cloning can be used to impersonate friends and relatives.
Families should consider agreeing upon a private verification question or “safe word”. If an unexpected caller claims to be a relative in urgent need, ask a question or end the call, then contact the relative using a previously known number.
Technology may make the deception convincing, but independent verification can still expose it.
Three simple actions provide powerful protection
During Cyber Security Awareness Month 2025, the Australian Government promoted the theme “Building our cyber safe culture”. Its public campaign focused on three practical actions: installing software updates, using strong, unique passphrases, and enabling multi-factor authentication.
These actions are neither expensive nor technically complicated.
1. Install updates promptly
Software updates are not merely cosmetic improvements. They frequently repair security weaknesses that criminals can exploit.
Turn on automatic updates for mobile phones, computers, tablets, browsers, banking applications and internet routers wherever possible. Remove applications that are no longer used, and install apps only from official app stores.
Repeatedly postponing an update may leave an otherwise good device unnecessarily vulnerable.
2. Replace reused passwords with strong passphrases
A criminal who obtains one reused password may attempt it across email, banking, shopping and social-media accounts.
Every important account should therefore have a different passphrase. The Australian Cyber Security Centre recommends a passphrase of at least 15 characters, preferably comprising four or more unrelated words. Length and uniqueness are generally more valuable than a short password made complicated by predictable substitutions.
A reputable password manager can create and securely store unique credentials. Most importantly, protect the email account connected to password resets. Once criminals control an email account, they may be able to reset access to numerous other services.
3. Turn on multi-factor authentication
Multi-factor authentication, or MFA, adds a second form of verification to a password. This might be an authentication-app code, biometric confirmation or a physical security key.
MFA should be activated first for email, banking, myGov, cloud storage, social media and business-administration accounts.
However, MFA codes and login-approval prompts must never be shared. If an approval request appears when you are not trying to log in, reject it and immediately change the account password.
Where available, passkeys provide another increasingly secure and convenient alternative to passwords. They use a cryptographic credential stored on a trusted device and are considerably more resistant to phishing.
Stop, Check and Protect before acting
Technical safeguards are valuable, but they cannot replace human judgement. Scamwatch’s Stop. Check. Protect. model offers an easily remembered response to suspicious communications.
Stop
Pause whenever someone unexpectedly requests money, personal information, passwords, security codes or remote access to your device.
Urgency is one of the scammer’s most effective weapons. Genuine banks, police officers, government agencies and reputable organisations will not object to you ending a conversation and independently verifying the request.
Check
Do not use the telephone number, email address or link supplied in the suspicious message.
Instead:
- Contact the person or organisation using a number you already know or obtain from its official website.
- Type the bank, myGov or business address directly into your browser or use its official app.
- Ask a family member for a second opinion.
- Verify requests to change bank-account details before paying an invoice.
- Search independently for warnings about an unfamiliar investment or business.
Caller identification can be spoofed, and a professional-looking website can be created quickly. Appearance is not proof of authenticity.
Protect
If something appears wrong, act immediately:
- Contact your bank and request that suspicious transactions be stopped.
- Change compromised passwords, beginning with your email account.
- Disconnect a device if a stranger has gained remote access.
- Monitor bank statements and account activity.
- Report the incident through ReportCyber and notify Scamwatch.
- Contact IDCARE if identity information has been exposed.
The sooner an incident is reported, the greater the possibility of limiting its financial and personal consequences.
Small businesses need a human firewall
Australian small businesses may not have dedicated cyber security teams, but they still hold valuable customer information, payment details and access credentials.
Cyber security should therefore form part of normal business management, not remain an occasional technical exercise.
A practical small-business routine could include:
- automatic software updates and secure backups;
- MFA on email, banking, payroll and administrator accounts;
- access limited according to each employee’s role;
- independent verbal verification of changes to payment details;
- brief quarterly discussions on new scams;
- occasional phishing exercises; and
- a written response plan identifying whom to contact during an incident.
Employees should be encouraged to report suspicious messages immediately, even if they clicked a link. A culture that punishes honest mistakes encourages silence; a culture that rewards prompt reporting limits damage.
As Australia’s National Cyber Security Coordinator has emphasised, cyber security is everyone’s business. The most affordable defence for many organisations is an informed and alert workforce, a human firewall.
Never be ashamed of becoming a victim
Scammers are professional manipulators. They study human behaviour, impersonate trusted organisations and apply carefully designed psychological pressure. Intelligent, educated and experienced people can all become victims.
Embarrassment helps the criminal, not the victim.
Anyone affected should immediately contact their bank, tell a trusted family member or colleague and preserve relevant messages and transaction records. Cybercrime can be reported through ReportCyber, while scams can be reported to Scamwatch. The Australian Cyber Security Hotline is available on 1300 CYBER1 (1300 292 371). People whose identity information has been compromised may also seek support from IDCARE on 1800 595 160.
Cyber safety must become an everyday habit
We do not fasten a seatbelt because we expect an accident on every journey. We do it because a simple precaution reduces the consequences if something goes wrong.
Cyber security must become equally instinctive.
Update devices. Use unique passphrases. Turn on MFA. Stop before responding to urgency. Verify through an independent channel. Report quickly and without embarrassment.
No device, software or security product can eliminate every risk. But when secure technology is combined with informed human behaviour, cybercriminals lose their greatest advantage, our unthinking participation.
The internet remains an extraordinary tool for communication, education, commerce and opportunity. Awareness allows us to enjoy those benefits confidently and safely.
Cyber security begins not with technology, but with the choices we make every time we click, connect or share.
At Inspirepreneurs Magazine, covering entrepreneurship, business failures, and the human stories behind the world's most ambitious founders. She writes at the intersection of strategy and storytelling.
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