Technology

Why Cyber Security Needs More Focus Than Ever

Protect your business from rising cyber threats

Cyber security is no longer a technical issue that sits quietly in the background of a business. It is now a core business risk, a reputational issue, a compliance concern and, in many cases, a deciding factor in whether customers feel safe trusting an organisation with their information.

Across Australia, cyber threats continue to grow in volume, complexity and impact. Businesses of every size are being targeted, from large enterprises and government agencies through to small and medium-sized businesses that may not believe they are attractive targets. The reality is that cyber criminals do not only look for the biggest organisations. They look for the easiest way in.

That means a small business with weak passwords, outdated software, poor staff training or limited backup processes can be just as appealing as a larger organisation. In some cases, small businesses are targeted directly. In others, they are used as a stepping stone into larger supply chains.

The Australian Signals Directorate’s Australian Cyber Security Centre reported more than 87,000 cybercrime reports in the 2023–24 financial year, which is roughly one report every six minutes. It also reported that the average cost of cybercrime for small businesses rose to $49,600 per report.

For business owners, directors and managers, the message is clear: cyber security needs more focus, more structure and more investment than ever before.

Cyber Security Is Now a Business-Critical Priority

Many businesses still think about cyber security in terms of antivirus software, firewalls and IT support. While these tools remain important, they are only part of the picture.

Modern cyber security is about protecting the entire business. It includes technology, people, processes, policies, suppliers, devices, cloud systems, email accounts, customer data and business continuity planning.

A single cyber incident can affect almost every part of an organisation. It can stop staff from accessing systems, prevent customers from placing orders, expose confidential information, disrupt payroll, interrupt supply chains and damage trust that may have taken years to build.

For some businesses, the immediate financial loss is only the beginning. The bigger damage can come from:

Lost productivity
Emergency recovery costs
Legal and regulatory expenses
Customer compensation
Lost contracts
Increased insurance premiums
Damage to search visibility and online reputation
Reduced customer confidence
Long-term brand harm

The Office of the Australian Information Commissioner reported that cyber security incidents remained a major cause of notifiable data breaches in Australia, representing 38% of total notifications in the January to June 2024 period.

In practical terms, this means businesses are not only dealing with the operational disruption of an attack. They may also need to notify affected individuals, regulators, customers, suppliers and partner

Why Cyber Attacks Are Increasing

Cyber attacks are increasing because the opportunity for criminals has increased. Businesses now rely heavily on cloud platforms, remote access, online payments, digital communication, mobile devices and interconnected software systems. These tools improve productivity, but they also create more entry points.

Cyber criminals have also become more organised. Many attacks are no longer carried out by lone hackers experimenting from a bedroom. Today’s cybercrime groups often operate like businesses. They have teams, tools, customer support channels, stolen data marketplaces and repeatable attack methods.

Some of the most common threats facing Australian businesses include:

Phishing and Email Compromise

Phishing remains one of the most common and effective cyber attack methods. A staff member receives an email that appears to come from a trusted source, such as a supplier, bank, delivery provider, colleague or cloud platform. The email may ask them to click a link, download a file, approve a payment or enter login details.

Once criminals have those login details, they may access email accounts, cloud storage, business systems or financial platforms. In many cases, the attacker quietly monitors email conversations before launching a more targeted scam.

Business Email Compromise

Business email compromise is especially dangerous because it often appears legitimate. A cyber criminal may impersonate a senior executive, supplier or client and request a payment, invoice change or urgent transfer.

These attacks are often carefully timed. For example, a criminal may wait until a real invoice is due, then send altered bank details from a compromised email account. Staff may believe they are following a normal process when, in reality, money is being redirected to a criminal account.

Ransomware

Ransomware is one of the most disruptive forms of cyber attack. Criminals gain access to business systems, encrypt files and demand payment for their release. In many modern ransomware attacks, criminals also steal data before encrypting it. This creates a double threat: the business may lose access to its systems and also face the risk of stolen data being leaked.

Even when businesses have backups, ransomware can still cause serious disruption if recovery plans have not been tested.

Malware and Credential Theft

Malware can be used to steal passwords, monitor activity, access files or create hidden pathways into business systems. Credential theft is especially common because stolen usernames and passwords can be reused across multiple services.

If staff use the same password across work and personal accounts, a breach from one website can become a risk to the business.

Supply Chain Attacks

Businesses increasingly rely on third-party software providers, managed service providers, contractors, cloud platforms and outsourced support. This creates a broader supply chain risk.

A business may have strong internal systems but still be exposed if a trusted supplier is compromised. For this reason, cyber security is not only about protecting your own network. It is also about understanding the security practices of the organisations you depend on.

Social Engineering

Not every attack relies on technical weakness. Many rely on human psychology.

Social engineering involves manipulating people into taking an action that benefits the attacker. This may include creating urgency, fear, authority or familiarity. For example, a staff member may receive a message that appears to come from a manager asking them to buy gift cards, reset a password or approve a confidential transfer.

Cyber criminals know that people are busy, distracted and often under pressure. That is why staff awareness is one of the most important layers of defence.

Small and Medium Businesses Are Increasingly at Risk

One of the biggest myths about cyber security is that small businesses are too small to be targeted. Unfortunately, cyber criminals often see small and medium businesses as easier targets because they may have fewer security controls, smaller IT budgets and less formal training.

Small businesses may also hold valuable data, including customer records, payment details, employee information, supplier contracts, intellectual property and login credentials.

The risk is not limited to data theft. A cyber incident can stop a small business from operating. If email, accounting software, point-of-sale systems, phones, websites or booking platforms go offline, revenue can stop immediately.

For many small businesses, even a few days of downtime can be extremely damaging. The cost of recovery, lost sales and reputational repair can be far greater than the cost of prevention.

The Australian Government has continued to highlight the impact of cybercrime on businesses, with the 2023–24 ASD cyber threat reporting showing the cost of cybercrime remains a significant issue for Australian organisations.

The Real Cost of a Cyber Incident

The cost of a cyber incident is often underestimated because businesses tend to focus only on the immediate technical problem. In reality, the cost can spread across many areas.

Operational Downtime

When systems are unavailable, staff cannot do their jobs properly. Orders may not be processed, emails may not be answered, production may stop and customer service may be interrupted.

The longer the downtime continues, the greater the cost.

Recovery and Remediation

After an incident, businesses may need to pay for emergency IT support, forensic investigation, system restoration, password resets, device cleaning, software rebuilding and security upgrades.

If the business does not have reliable backups, recovery may be much slower and more expensive.

Legal and Compliance Costs

If personal information is exposed, the business may need to assess whether it has reporting obligations under the Notifiable Data Breaches scheme. It may also need legal advice, privacy support and customer communication planning.

Reputation Damage

Customers expect businesses to protect their information. A cyber incident can damage confidence, especially if communication is poor or if the breach appears to have been preventable.

For businesses that rely on trust, such as accountants, medical providers, legal firms, financial services, schools, consultants and professional service providers, reputational damage can be significant.

Lost Revenue

A cyber incident can cause immediate and long-term revenue loss. Existing customers may leave, prospective customers may hesitate, and online visibility may suffer if a website is compromised or taken offline.

Increased Insurance and Contractual Pressure

Many insurers now expect stronger cyber security controls before offering coverage or paying claims. Larger customers may also require suppliers to demonstrate cyber security maturity before awarding contracts.

This means good cyber security can become a commercial advantage, not just a defensive measure.

Why Antivirus Alone Is Not Enough

Antivirus software still has a role to play, but it is no longer enough on its own. Cyber criminals use a wide range of techniques that may bypass traditional antivirus tools.

For example, an attacker may not need to install malware if they can simply trick a staff member into giving away their login details. Once they have valid credentials, they can log in like a normal user.

A modern cyber security strategy needs multiple layers of protection. This is often called a defence-in-depth approach.

Key layers include:

Multi-factor authentication
Strong password management
Endpoint protection
Email filtering
Regular software patching
Secure backups
Network monitoring
Access controls
Cyber awareness training
Incident response planning
Penetration testing
Vulnerability management
Cloud security reviews
Supplier risk management

The goal is not to rely on one tool. The goal is to make it much harder for an attacker to get in, move around, steal data or cause damage.

The Human Factor in Cyber Security

Technology is essential, but people remain one of the most important parts of cyber security.

Most businesses use email, shared files, messaging tools, cloud platforms and mobile devices every day. Staff are constantly making security decisions, often without realising it.

They decide whether to click a link, open an attachment, approve an invoice, share a file, use a personal device, connect to public Wi-Fi or report something suspicious.

Without training, staff may not recognise the warning signs of an attack. With the right training, they can become one of the strongest lines of defence.

Cyber awareness training should be practical, regular and relevant. It should cover real-world examples such as:

How to identify phishing emails
How to verify payment requests
Why password reuse is dangerous
What to do if a device is lost
How to report suspicious activity
How to handle sensitive customer information
Why multi-factor authentication matters
How social engineering works

Training should not be designed to blame staff. It should empower them to make better decisions and report issues quickly.

Building a Stronger Cyber Security Culture

Focus on Security- Computing Australia Group

A strong cyber security culture starts with leadership. If directors and managers treat cyber security as an afterthought, staff are likely to do the same. If leadership takes it seriously, it becomes part of the way the business operates.

A good cyber security culture includes:

Clear policies
Regular training
Simple reporting processes
Support from management
Defined responsibilities
Ongoing communication
Continuous improvement

Cyber security should not be discussed only after something goes wrong. It should be part of regular business planning, risk management and operational reviews.

Internal and External Penetration Testing

Penetration testing is one of the most effective ways to understand how secure your business really is.

An external penetration test looks at systems that are exposed to the internet, such as websites, remote access tools, cloud services and public-facing applications. It helps identify weaknesses that an external attacker could exploit.

An internal penetration test looks at what could happen if someone gained access to the internal network. This may include testing whether an attacker could move between systems, access sensitive files or escalate privileges.

Both forms of testing are valuable because they reveal practical risks, not just theoretical ones.

A penetration test can help answer questions such as:

Are our systems exposed to known vulnerabilities?
Could an attacker access sensitive data?
Are passwords and access controls strong enough?
Are staff accounts over-permissioned?
Are remote access systems properly secured?
Could an attacker move through the network undetected?
Are backups protected from ransomware?

The results can then be used to prioritise fixes based on risk.

The Importance of Cyber Security Audits

A cyber security audit provides a structured review of your current security posture. It helps identify gaps in technology, policy, process and compliance.

For many businesses, an audit is the best starting point because it provides clarity. Rather than guessing what needs to be improved, the business receives a clear view of its current strengths and weaknesses.

A good cyber security audit may review:

User access controls
Password and MFA settings
Backup processes
Endpoint protection
Patch management
Cloud configuration
Email security
Network security
Data handling practices
Incident response planning
Staff training
Supplier risk
Compliance requirements

The outcome should be a practical roadmap that helps the business focus on the highest-risk areas first.

Cyber Security and ISO Compliance

Cyber security frameworks and standards help businesses take a structured approach to risk. One of the most recognised standards is ISO/IEC 27001, which focuses on information security management.

For some businesses, full ISO certification may be an important goal, especially if they work with larger organisations, government agencies or security-conscious clients. For others, working towards ISO-aligned practices may be a practical first step.

The value of ISO alignment is that it encourages businesses to build repeatable, documented and measurable security processes. It moves cyber security away from ad hoc fixes and towards a managed system of continuous improvement.

ISO compliance can help businesses:

Identify information security risks
Create clear policies and responsibilities
Improve access control
Strengthen incident response
Demonstrate maturity to clients
Prepare for future certification
Improve internal accountability
Reduce unnecessary risk

For many businesses, the most sensible approach is to start with practical improvements that align with ISO principles, then consider formal certification when the business is ready.

Practical Cyber Security Steps Every Business Should Take

Cyber security can feel overwhelming, but the first steps do not need to be complicated. The key is to take consistent action and build maturity over time.

1. Enable Multi-Factor Authentication

Multi-factor authentication, or MFA, should be enabled on email, cloud platforms, financial systems, remote access tools and administrator accounts.

MFA makes it harder for criminals to access accounts, even if they steal a password.

2. Use Strong Password Management

Staff should use unique passwords for every business system. Password managers make this easier by generating and storing strong passwords securely.

Businesses should also remove shared accounts wherever possible.

3. Keep Systems Updated

Outdated software is a common entry point for attackers. Businesses should have a clear patching process for operating systems, applications, servers, network devices and cloud tools.

4. Back Up Critical Data

Backups should be regular, secure and tested. A backup that has never been tested may not work when it is needed most.

Businesses should consider backup strategies that protect against ransomware, including offline or immutable backups.

5. Train Staff Regularly

Cyber awareness training should be ongoing, not a one-off event. Staff should know how to identify suspicious activity and how to report it quickly.

6. Secure Email Systems

Email is one of the most common attack channels. Businesses should use spam filtering, phishing protection, domain authentication and secure email policies.

7. Limit User Access

Staff should only have access to the systems and data they need for their role. Administrator access should be limited and monitored.

8. Review Suppliers

Businesses should understand what data suppliers can access and what security measures those suppliers have in place.

9. Create an Incident Response Plan

Every business should know what to do if an incident occurs. The plan should include who to contact, how to isolate affected systems, how to communicate and how to recover.

10. Get Professional Support

Cyber security is complex and constantly changing. Professional support can help businesses identify risks, prioritise improvements and respond quickly when issues arise.

Why Acting Early Is Better Than Reacting Later

Many businesses only invest in cyber security after an incident. Unfortunately, by that point, the damage has already been done.

Acting early is more cost-effective, less disruptive and better for customer confidence. It also gives the business more control.

A proactive approach allows you to:

Identify risks before attackers do
Fix weaknesses in a planned way
Train staff before a mistake occurs
Improve compliance readiness
Reduce downtime
Protect customer trust
Strengthen business continuity
Demonstrate professionalism to clients and partners

Cyber security should be treated like insurance, workplace safety or financial management. It is a normal part of running a responsible business.

The Computing Australia Group Approach to Cyber Security

At Computing Australia Group, we understand that cyber security must be practical, affordable and aligned with business goals. Businesses do not need confusing jargon or generic reports. They need clear advice, strong technical capability and a plan that helps them reduce real risk.

Our cyber security services are designed to provide a comprehensive approach to protection, including auditing, testing, consulting and ongoing support.

We help businesses identify vulnerabilities, strengthen systems, improve staff awareness and prepare for cyber incidents before they happen.

Our services can include:

Internal and external penetration testing
Cyber security audits
Vulnerability assessments
Risk management support
ISO-aligned consulting
Security policy development
Staff awareness training
Incident response planning
Cloud and email security reviews
Backup and recovery reviews
Ongoing cyber security advisory services

Our goal is to help businesses build resilience. That means reducing the likelihood of an incident and improving the ability to recover quickly if one occurs.

Cyber Security Is an Investment in Trust

Cyber security is not just about stopping hackers. It is about protecting the people who trust your business.

Customers trust you with their personal information. Staff trust you with their employment records. Suppliers trust you with commercial information. Business partners trust you to operate reliably and professionally.

When cyber security is weak, that trust is at risk.

When cyber security is strong, it becomes a competitive advantage. It shows customers, partners and staff that your business takes its responsibilities seriously.

In today’s digital environment, cyber security is no longer optional. It is a necessary part of protecting your business, your reputation and your future.

Protect Your Business Before a Cyber Incident Happens

Cyber threats are increasing, but businesses are not powerless. With the right combination of technology, training, testing and expert advice, organisations can significantly reduce their exposure and improve their resilience.

Whether you are concerned about ransomware, phishing, data breaches, compliance, staff awareness or system vulnerabilities, now is the time to act.

Computing Australia Group’s cyber security experts can help you understand your risks and build a practical plan to protect your business.

To speak with our team, contact Computing Australia Group or email cybersecurity@computingaustralia.group.

Jargon Buster

Phishing – Attempt to fraudulently obtain sensitive data, especially usernames and financial data. The attackers disguise themselves as trustworthy entities.

ISO – International Organisation for Standardization – The world’s largest developer and publisher of International Standards.

ISO Compliance – Adhering to requirements of ISO standards without the formalized certification process.

Gordon Murdoch

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FAQ

Why is cyber security important for Australian businesses?

Cyber security is important because most businesses now rely on digital systems to operate, communicate, store customer data and process payments. A cyber incident can cause financial loss, business interruption, reputational damage, legal issues and loss of customer trust.

Are small businesses really targeted by cyber criminals?

Yes. Small businesses are often targeted because they may have weaker security controls, limited IT resources and fewer formal cyber security processes. Cyber criminals may also target small businesses as a way to access larger organisations through supply chains.