Australia’s cyber risk is climbing, and this is simply not an exaggerated statement. According to the 2025 report by the OAIC (Office of the Australian Information Commissioner), there were 1,113 notifiable data breach notifications in 2024, a record high. In the first half of 2025, there were another 532 notifications, showing that high cyber risk persists, particularly within Victoria’s fintech and healthcare sectors. Businesses in Melbourne are often targeted by ransomware, credential theft, and phishing campaigns, leading to the urgent need to choose the best cybersecurity companies in Melbourne.
If you’re looking for cybersecurity consulting firms in Melbourne capable of addressing this risk, look no further! This blog is your vetted starting point – we have curated a list of the top 10 cyber security services Melbourne companies, with a highlight of their services. Now, you can protect your business, meet regulatory obligations, and build resilience with confidence.
Methodology: How We Chose These Firms
In order to make the list even more worthwhile, we will distinguish the 2026 firms according to four key benchmarks.
- Certifications: possession of the crest and oscp and iso 27001.
- Local compliance: expertise in Australian privacy principles (app) and VPDSS.
- Manual testing depth: The organization required 70% manual testing to be successful.
- Response time: The system required the ability to function in AEST and AEDT time zones for real-time incident support.
10 Best Cyber Security Companies Melbourne [Expert Picks]
|
Company |
Pros (Advantages) |
Cons (Considerations) |
Primary Compliance Focus |
Delivery Model |
|
Qualysec |
Zero false positives; highly detailed remediation steps for developers; native AEST time zone support |
Primary focus is penetration testing, not a general managed IT support provider |
SOC 2, ISO 27001, PCI DSS, HIPAA |
Hybrid (85% manual + automated) |
|
Packetlabs |
Elite red teaming capabilities; uses real-world exploits rather than just scans |
Higher price point due to intensive manual labor ratio (95%+) |
CREST accredited, SOC 2 Type II |
95% manual testing depth |
|
Empyrean |
Excellent for strategic governance; strong vCISO advisory for non-technical founders |
Less focus on deep-dive source code review compared to pentest firms |
NIST, ISO, VPDSS |
Advisory-led managed services |
|
Sekurno |
Seamless integration with GitHub/Jira; fast turnaround for cloud-native apps |
The remote-first model may not suit firms requiring physical on-site server audits |
SOC 2, OWASP ASVS |
Agile-integrated testing |
|
Intellect IT |
Superior Google Cloud monitoring; 24/7 active threat hunting via MXDR |
May be overkill for small businesses with a simple IT infrastructure |
ACSC Essential Eight |
24/7 managed detection (MDR) |
1. Qualysec- Cybersecurity Pentesting Company
Qualysec is widely regarded as the top choice for Melbourne startups and enterprises requiring rigorous vulnerability assessments.
About Us: As one of the leading cybersecurity firms, Qualysec specialises in penetration testing and compliance-centred cybersecurity services tailored to Australian businesses. Operating on AEST/AEDT business hours, we offer a hybrid approach to pen testing – a unique blend of automated scanning and manual testing.
We have a team of experts completely ISO 27001-aligned, staffed with certified experts (CEH, OSCP, CISSP), and have delivered over 1000 security assessments. We have delivered numerous pen tests without a single breach during engagement.
Qualysec’s technical scope spans web, mobile, APIs, cloud, IoT, and SCADA systems. Each engagement ends with in-depth reports featuring replication steps and auditor-ready remediation guidance. All our solutions are mapped to PCI DSS, ISO 27001, SOC 2, HIPAA, and other standard compliances.
Our approach to vulnerability assessment and penetration testing makes us exceptionally suited to Melbourne’s fintechs, healthtech innovators, and SaaS startups. Our team of skilled professionals provides fast, audit-aligned security validation seamlessly.
At Qualysec, the main USP lies in offering compliance-ready PTaaS delivered in AEST/AEDT time zones. This, combined with actionable, developer‑friendly reporting and retesting, makes Qualysec an ideal choice for businesses in Melbourne.
Not sure what kind of pentest your business needs? Talk to Qualysec’s experts for clarity.
Location: Serving clients globally
Services Offered:
- Web app pen testing
- Mobile app pen testing
- Vulnerability assessment
- Source code review
- Cloud pen testing
- API pen testing
- Application Security Testing
Download our Sample Penetration Testing Report to understand how vulnerabilities are reported and mitigated.
2. Packetlabs- Best for Red Teaming
PacketLabs stands out for its aggressive ethical hacking simulations.
About Us: Packetlabs is a CREST and SOC 2 Type II accredited pentesting practice known for over 95% manual testing by OSCP-certified analysts. Their Melbourne clients enjoy infrastructure, application, cloud, advanced ransomware simulation, and red/purple teaming combined with realistic exploit-based assessments. They are the ideal partner for established corporations in the Docklands looking to test their incident response velocity.
Location: Melbourne
Services Offered:
- Penetration testing
- Red & purple teaming
- Social engineering
- Application security
- Cybersecurity assessment
3. Empyrean- Best for Managed MSSP Services
About Us: Empyrean, one of the leading cybersecurity managed service providers, delivers advisory-led security services, including vCISO offerings, threat monitoring, and cyber audits in Melbourne. They provide critical support for mid-market firms that lack a full-time in-house CISO.
Location: Melbourne
Services Offered:
- Virtual CISO advisory
- Security assessments and audits
- 24/7 threat monitoring
- Security managed services
- Cloud and endpoint security
4. Sekurno- Best for Devsecops & Saas
About Us: Sekurno provides remote-first penetration testing, secure code review, compliance advisory, and DevSecOps integration for Australian SaaS companies and digital startups. Known for secure code analysis and Agile-friendly delivery, Sekurno is favoured by scaling Melbourne tech teams who need security integrated into their sprint cycles.
Location: Remote
Services Offered:
- Cyber security penetration testing
- Compliance
- Secure code review
- Application security
- DevSecOps integration
5. Foresite Cybersecurity- Best for Google Cloud Security
About Us: Foresite, one of the most trusted cybersecurity companies in Australia, offers enterprise-level cloud and infrastructure protection to Melbourne clients, including Google Cloud–native architectures. Their “Catalyst” MXDR platform enables SLA-backed 24/7 SOC operations with rapid incident response. The specialized services encompass cloud security hygiene, proactive threat hunting, and centralized remediation workflows.
Location: Melbourne
Services Offered:
- Enterprise security
- Google Cloud Security
- Catalyst – MXDR for Google Cloud
- cyber security services
- 24/7 SOC, backed by SLA-driven response
6. Pronet- Best for SME Managed IT
About Us: Pronet provides managed security, compliance alignment, vCIO services, strategic IT planning, incident response, and cybersecurity as a service to Melbourne organizations. Pronet supports holistic cybersecurity transformation for SMEs and mid-size enterprises under evolving regulatory scrutiny. They support holistic transformation for organizations navigating the evolving Australian regulatory scrutiny.
Location: Melbourne
Services Offered:
- Managed security
- Compliance
- vCIO & IT strategy
- Cybersecurity risk assessment
- Incident response
7. Steadfast Solutions- Best for Microsoft Ecology
About Us: Steadfast Solutions provides cloud security consulting, endpoint security, Microsoft-focused infrastructure protection, and cybersecurity compliance services. Their approach centres on integrating cloud, compliance, and risk frameworks (like NIST and ISO). Cloud-native protection combined with compliance insight makes them appealing to businesses. If your Melbourne office runs entirely on Azure and Microsoft 365, their NIST-aligned frameworks are a perfect match.
Location: Melbourne
Services Offered:
- Cloud consulting
- Endpoint management
- Microsoft security
- Cloud security
- Regulatory compliance & risk management
8. Rewterz- Best for Incident Response
About Us: Rewterz, a well-established cyber security solutions company, delivers penetration testing, source code reviews, purple/red team simulations, SOC as-a-service, and incident response services across Melbourne. Popular for real-world attack simulations, Rewterz empowers clients to correct weaknesses before malicious attackers exploit them. Execution-focused pentesting and purple team orchestration is their USP.
Location: Melbourne
Services Offered:
- Penetration testing
- Source code review
- Read & purple team assessment
- SOC as a service
- Incident response and analysis
9. CyberSafeHaven Consulting- Best for Secure Product Design
About Us: CyberSafeHaven offers product security, threat intelligence, observability, vCISO, and cyber risk advisory services. They specialise in helping tech product teams in Melbourne architect secure-by-design systems. They provide high-level supply chain risk visibility, which is critical following recent high-profile Australian data leaks.
Location: Melbourne
Services Offered:
- Product security
- Threat intelligence
- Observability & monitoring
- vCISO
- Cyber risk advisory
10. Stratus Security- Best for Strategic Architecture
About Us: Stratus Security offers cybersecurity penetration testing, cloud security review, compliance strategy, red team evaluation, and broader security architecture consulting. They mainly serve Melbourne-based financial, tech, and healthcare firms. They excel at mapping complex security strategies to global regulatory needs.
Location: Melbourne
Services Offered:
- Penetration testing
- Security strategy
- Security compliance
- Cloud security review
- Red team
Conclusion
As we move through 2026, the check-the-box approach to security is dead. Melbourne is increasingly facing cybersecurity threats. From enterprise-level breaches to targeted attacks on law firms, no one is spared. Businesses now face mounting risks, and that’s why choosing a partner who understands Victorian privacy laws and local threat actors is non-negotiable.
It is important to opt for partners who understand the local threats and regulatory obligations of Melbourne. This curated list of cybersecurity companies in Melbourne offers a balance of technical sophistication, compliance clarity, and delivery models.
FAQs:
Q. What is the largest cybersecurity company in Melbourne?
There are many large cybersecurity companies in Melbourne. While some are well-established locally, others have made a name for themselves by offering exceptional remote services. One such example is Qualysec, a leading cyber security company in Melbourne.
Q. How much do cybersecurity people make in Melbourne?
The amount cybersecurity professionals earn in Melbourne differs based on their experience, job profile, and where they work. For example, entry-level security analysts start around AUD 70,000/year. On the other hand, experienced penetration testers and vCISO professionals can command AUD 140,000–200,000 annually.
Q. Which company is best for cybersecurity?
Well, that depends on your needs. If you are looking for a cyber security services melbourne that excels in penetration testing and technical audit depth, Qualysec is the best option. We provide exceptional services, ensuring your business remains protected from malicious cyber attacks.
Q. What is the average cost of a penetration test in Melbourne?
While costs vary, a professional web application pentest in Melbourne generally ranges from AUD 5,000 to AUD 20,000, depending on the complexity and depth of manual testing required.
Q.How often should my Melbourne business conduct a security audit?
At a minimum, annually. However, for high-growth saas or fintech companies, quarterly testing or pentesting-as-a-service (PTAAS) is recommended to stay ahead of new vulnerabilities.
