We’ve compiled a list of the leading cybersecurity companies in Australia to help you find high-quality and competitive services for your business. Compare their past projects, clients, reviews, expertise, team size and more to make an informed hiring decision.

Organic rankings are determined by five factors: top services, reviews, portfolio, awards/press, and team expertise. Sponsored listings pay for a placement that appears above organic positions. Sponsorship does not affect star ratings or review content - read more on our methodology page.

Australia × Manufacturing × Under $1,000 ×Clear Filters
  • Delivering Innovative Business And Technology Solutions

    Subnet is an Adelaide-based managed services partner helping Australian organisations simplify IT, strengthen cyber resilience and scale with confidence. With managed IT, cloud, infrastructure, networking and ICT consulting expertise, Subnet supports businesses, not-for-profits and government teams with...

    Top Services:

    • Managed Services
    • Cybersecurity
    • IT Services
    Location
    Forestville, Australia
    Number of Employees
    50 - 99
    Average Hourly Rate
    $200/hr
    Minimal Budget
    Under $1,000

    Subnet Services

    • Managed Services
    • Cybersecurity
    • IT Services
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • National Centre for Vocational Education
    • Hansen Yuncken
    • St Peters Girls
    • Zoos SA
    • PEER
    • Marryatville High School
    • St Andrews Hospital
    • Skylight
    • Adeladie Aquatic Centre
    Data sourced from the agency's DesignRush profile

    Subnet Reviews & Testimonials

    • Adam Sando (mr f)
      Adam Sando (mr f) Review from Google
      5.0

      Adam Sando (mr f)'s Review Sourced from Google

      Great, skilled guys and girls offering a range of ICT services. Great bunch to deal with.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • When you succeed, we succeed!

    IT Advisors Online (ITAdOn) is a growing team of technology experts who are passionate about helping companies like yours boost their effectiveness. Join ITAdOn today and grow your business. When you succeed, we succeed!...

    Top Services:

    • IT Services
    • Managed Services
    • HR Outsourcing
    • UI/UX Design
    • IT Compliance Solution
    • Show more
    Location
    Melbourne, Australia
    Number of Employees
    Under 49
    Average Hourly Rate
    $10/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    1 Project Listed

    ITAdOn IT Solutions Services

    • IT Services
    • Managed Services
    • HR Outsourcing
    • UI/UX Design
    • IT Compliance Solution
    • Cybersecurity
    • Cloud Consulting
    • Phone Answering Services
    • Staff Augmentation
    • CRM Consulting
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • IT Industry
    • Staffing Industry
    • Standard Technology
    Data sourced from the agency's DesignRush profile

    ITAdOn IT Solutions Reviews & Testimonials

    • Riel
      Riel Review from Google
      5.0

      Riel's Review Sourced from Google

      I've had my ups and downs hiring various IT professionals to assist in our tech operations. A trusted friend recommended this firm, and since then, I haven't looked back. Dealing with ITAdOn has been delightful; they have been our most reliable partner so far, and no provider I've ever hired has come close in terms of responsiveness, accountability, and professionalism.I've achieved great results with them, receiving fantastic IT support and meeting our recruiting needs. Huge thanks to the ITAdOn team for helping us scale our business.

    • Donald Romeo
      Donald Romeo Review from Google
      5.0

      Donald Romeo's Review Sourced from Google

      I have been very satisfied with the IT Support we have received from ITAdOn. ITAdOn has helped us build a secure IT infrastructure that gives us peace of mind (especially where there are a lot of cybersecurity and ransomware risks nowadays). Every staff member is very competent, responsive, and easy to work with. They treat us like their own and do whatever it takes to properly get the job done. The team members at ITAdOn are truly the professionals you want on your team helping you out when your technology snags an issue. Knowing I can rely on them, they are our go-to IT support company here in Philadelphia! I highly recommend them.

    • Cameron Anchondo
      Cameron Anchondo Review from Google
      5.0

      Cameron Anchondo's Review Sourced from Google

      ITAdOn has been managing our IT infrastructure for the last few months and we couldn’t be happier. The technical support team is very responsive and extremely knowledgeable. I feel great that our network, server, and our workstations are up to date and running smoothly. They recently upgraded our workstations to Windows 11 which was effortless on our end and everything is working seamlessly. Very happy with their service.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews

Frequently Asked Questions

What certifications should a cybersecurity company in Australia have?

A credible cybersecurity company in Australia should have certifications and accreditations from the following organisations: 

  • Australian Cyber Security Centre (ACSC) 
  • Australian Signals Directorate (ASD) 
  • CompTIA  
  • SANS Institute  
  • ISACA  
  • Global Information Assurance Certification (GIAC) 

Additionally, Australian cybersecurity companies must be familiar with the Australian Privacy Principles, Essential Eight framework, NIST-CSF framework, and Defence Industry Security Program. They should also have an Infosec Registered Assessors Program (IRAP) assessment. 

What should I look for when hiring an Australian cybersecurity firm?

When hiring an Australian cybersecurity firm, look for the following qualifications to verify expertise and reliability: 

  • Proven track record in your industry and system 
  • Knowledge of the latest global and local trends, threats, and best practices 
  • Relevant certifications and accreditations
  • Verifiable client reviews and references
  • Transparent reporting and auditing processes
  • Business stability
  • Cultural fit

What red flags should I avoid when selecting a cybersecurity company in Australia?

When selecting a cybersecurity company in Australia, avoid the following red flags: 

  • Limited knowledge of Australian-specific cybersecurity regulations and frameworks 
  • Outdated company certifications, accreditations, and assessments 
  • Inadequate case studies and project portfolios, particularly in your industry and requirements 
  • Pattern of problematic behaviour, as highlighted in client reviews 
  • Unwilling to provide the credentials of its individual team members  
  • High exit fees and inflexible contracts 

What factors affect the pricing of an Australian cybersecurity firm?

A business’s IT infrastructure size, complexity, and security strength are the primary factors that affect the pricing of an Australian cybersecurity firm. Other factors include type and level of security, industry-specific compliance requirements, and the number of users and devices. 

For instance, network monitoring can cost between $100 and $2,000 per month. On the other hand, a security operations centre (SOC) for cloud cybersecurity costs $2,7000 per professional on average.  

How do cybersecurity companies in Australia measure project success?

Cybersecurity companies in Australia measure project success by selecting KPIs and reporting frameworks based on business goals and SLAs. The most common metrics they measures include: 

  • Risk and control maturity: Essential Eight, security audit compliance, and level of preparedness 
  • Detection and response: MTTD, MTTR, incident response rate 
  • Coverage and quality: Number of vulnerability scans conducted, number of cybersecurity incidents reported 
  • People and preparedness: User awareness training completion rate 

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