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 × Construction × 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

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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