The 10 Best Cyber Security Companies in Sydney - 2025 Reviews

Top Cyber Security Companies in Sydney

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Safeguard your digital assets with Sydney's leading cyber security companies. Our carefully vetted selection showcases top-tier experts in protecting businesses from evolving cyber threats. Explore each company's portfolio and client testimonials to gauge their expertise in areas like network security, threat intelligence, and incident response. Whether you need comprehensive security assessments, robust firewalls, or employee training programs, you'll find specialists to fortify your digital defenses. Sortlist allows you to post your specific cyber security requirements, enabling Sydney's finest security professionals to reach out with tailored solutions that address your unique challenges. Stay ahead of cybercriminals and ensure your business's digital resilience with the help of Sydney's premier cyber security services.

All Cyber Security Services in Sydney

  • (0 review)

    We design & build secure, highly scalable software platforms & products.

    We design & build custom digital platforms We create custom digital platforms that align with your goals, whether it's a website, app, or e-commerce solution. Our team designs for current needs and future growth, ensuring your platform is a powerful tool for success. Cyber security & Privacy We improve security from a development perspective. We're different to a typical System Integrator or Security Analyst. We look at your systems from a developer perspective - your team, processes and technology.
    Looking for work in Cyber Security
    Located in Sydney, Australia
    From €1,000 for Cyber Security
    Worked in Banking & Financials (+3)
    Speaks English
    11-50 members
  • (0 review)

    Unleash Your Potential with Pique Squid.

    Looking for work in Cyber Security
    Located in Sydney, Australia
    From €1,000 for Cyber Security
    Works in multiple industries
    Speaks English
    11-50 members
  • (0 review)

    See Beyond, Rise Above

    Persistent Systems is a global technology services company specializing in software product development and technology solutions. Established in 1990 and headquartered in Pune, India, the company operates across multiple sectors including healthcare, banking, financial services, telecommunications, and life sciences. Persistent offers a comprehensive range of services such as digital strategy and transformation, application development, product engineering, and data-driven insights, as well as cloud, security, and enterprise IT services.
    Looking for work in Cyber Security
    Located in Sydney, Australia (+35)
    From €10,000 for Cyber Security
    Worked in Clothing & Accessories (+1)
    Speaks English
    10001+ members
  • Elvidence is the national provider of Computer Forensic, eDiscovery & Cyber Security services for Australian businesses, law firms and government agencies.
    Looking for work in Cyber Security
    Unknown location
    Budget on request
    Works in multiple industries
    Speaks English
    1-10 members
  • As one of the leading cyber security consulting companies in Sydney, CyberUnlocked works hand-in-hand with all of our clients.
    Looking for work in Cyber Security
    Unknown location
    Budget on request
    Works in multiple industries
    Speaks English
    1-10 members
  • (0 review)
    Gridware is a cybersecurity firm that provides information security services protecting and minimising cyber attacks and threats Australia wide.
    Looking for work in Cyber Security
    Unknown location
    Budget on request
    Works in multiple industries
    Speaks English
    1-10 members
  • (0 review)
    Breaking technology news, analysis and opinion, tailored for Australian CIOs, IT managers and IT professionals.
    Looking for work in Cyber Security
    Unknown location
    From €1,000 for Cyber Security
    Works in multiple industries
    Speaks English
    1-10 members
  • Cyber security consultancy based in Sydney and Melbourne. Services: penetration testing, vulnerability assessments and incident response.
    Looking for work in Cyber Security
    Unknown location
    Budget on request
    Works in multiple industries
    Speaks English
    1-10 members
  • Leading Cyber Security Company in Sydney Australia. Catharsis provides cutting-edge cyber security services including cloud security, endpoint security, penetration testing, managed security services, and Security Awareness Training in Australia.
    Looking for work in Cyber Security
    Unknown location
    Budget on request
    Works in multiple industries
    Speaks English
    1-10 members
  • Ensure the security of your organisation with BCyber, Australia's leading cybersecurity company. Mitigate cyber risks, fortify resilience, and embrace growth with confidence.
    Looking for work in Cyber Security
    Unknown location
    Budget on request
    Works in multiple industries
    Speaks English
    1-10 members
  • Cyberensic: Australia's premier Cyber Strategy Consultancy. Elevate your defense with our leading expertise in Cyber Security solutions and consulting, Cyber Security Service
    Looking for work in Cyber Security
    Unknown location
    Budget on request
    Works in multiple industries
    Speaks English
    1-10 members
  • Specialising in Cyber Security partnerships across more than 15 major industries in Australia. We help you navigate the complexities of Cyber Security technology solutions, Penetrations testing or Advisory on Governance, Risk and Compliance. Call today on 1300 922 923.
    Looking for work in Cyber Security
    Unknown location
    Budget on request
    Works in multiple industries
    Speaks English
    1-10 members
  • Hire a top Cyber Security Consultant in Sydney. Get expert advice and solutions to protect your business from cyber threats. Stay secure!
    Looking for work in Cyber Security
    Unknown location
    Budget on request
    Works in multiple industries
    Speaks English
    1-10 members
  • Looking for work in Cyber Security
    Unknown location
    Budget on request
    Works in multiple industries
    Speaks English
    1-10 members
  • (0 review)
    CRN Australia provides technology news, channel news and tools for VARs, technology integrators, computer consulants and resellers.
    Looking for work in Cyber Security
    Unknown location
    From €1,000 for Cyber Security
    Works in multiple industries
    Speaks English
    1-10 members
  • (0 review)
    Looking for work in Cyber Security
    Unknown location
    From €1,000 for Cyber Security
    Works in multiple industries
    Speaks English
    1-10 members

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Insider Insights: Cyber Security in Sydney - Safeguarding the Digital Frontier

Awards and Recognition in Sydney's Cyber Security Scene

A thriving hub for technology and innovation, Sydney's cyber security landscape is distinguished not only by its expertise but also by the accolades earned by local service providers. These awards recognize excellence in protecting digital assets, managing cyber risks, and innovating security solutions. Among the most celebrated are the Australian Cyber Security Awards, where Sydney-based entities often shine, showcasing their prowess in creating advanced and secure environments for their clients.

Major Clients and Notable Collaborations

Sydney's cyber security firms are trusted by a broad range of clients, from burgeoning startups to top-tier enterprises. Whether it's securing the operations of financial institutions or safeguarding new tech ventures, these firms demonstrate versatility and adeptness. Noteworthy collaborations often include multinational corporations, government bodies, and major players in the tech industry, underscoring their capability to handle high-stakes security demands.

Budgeting for Cyber Security

Understanding and allocating the right budget for cyber security is crucial given the potential financial repercussions of cyber threats. For businesses in Sydney, here are some budgeting tips:

  • Small Businesses: Opt for scalable solutions that address basic security needs without overextending financially. Many local providers offer packages that can start from manageable rates, ensuring protection without a hefty initial investment.
  • Medium-sized Enterprises: Consider more comprehensive services that include regular security audits, threat detection, and incident response capabilities. The investment might be higher, typically ranging from a few thousand to tens of thousands of dollars annually, depending on the services.
  • Large Corporations: For entities that demand robust and extensive cyber security measures, budgeting should be aligned with the complexity and scale of operations, often running into hundreds of thousands of dollars annually. This includes regular updates to security protocols and systems to mitigate sophisticated threats.

Finding the Right Fit: Choosing a Cyber Security Partner in Sydney

Assessing potential cyber security partners involves examining their previous client engagements, industry recognitions, and the specific threats they're skilled in managing. Sydney's landscape offers a diverse pool of providers, each with distinct strengths, from mitigating ransomware attacks to securing cloud infrastructures. Aligning a company’s particular needs with the provider’s core competencies is crucial for establishing an effective cyber security strategy.

As a local expert on Sortlist, tapping into Sydney's rich pool of cyber security talents offers peace of mind and strategic advantage in today’s digital age. Whether addressing specific cybersecurity challenges or seeking comprehensive solutions, Sydney’s firms stand ready to protect and enhance your digital operations.

Karim Saadoune
Written by Karim Saadoune Sortlist Expert in SydneyLast updated on the 13-05-2025

Frequently Asked Questions.


When selecting a cyber security service provider in Sydney, organizations should carefully evaluate several key factors to ensure they partner with a company that can effectively protect their digital assets. Here are the critical considerations:

  1. Local Expertise and Presence: Choose a provider with a strong presence in Sydney and understanding of the local cyber threat landscape. They should be familiar with Australian cyber security regulations and standards.
  2. Range of Services: Look for a comprehensive suite of services including threat detection, incident response, vulnerability assessments, and ongoing monitoring. In Sydney's dynamic business environment, a one-stop-shop can streamline your security efforts.
  3. Industry Experience: Select a provider with proven experience in your specific industry. Sydney's diverse economy means different sectors face unique cyber challenges.
  4. Technical Capabilities: Ensure the provider uses cutting-edge technologies and has a team of certified professionals. With Sydney being a tech hub, your provider should be at the forefront of innovation.
  5. Scalability: Your chosen provider should be able to scale their services as your organization grows, which is crucial in Sydney's rapidly evolving business landscape.
  6. Compliance Knowledge: They must have in-depth knowledge of relevant compliance requirements such as the Australian Privacy Principles (APPs) and the Notifiable Data Breaches (NDB) scheme.
  7. Response Time and Support: Quick response times are crucial. Look for 24/7 support, especially important for Sydney businesses dealing with international clients across different time zones.
  8. Reputation and References: Research their reputation in the Sydney market. Ask for client references and case studies demonstrating their success in handling cyber security challenges.
  9. Cost vs. Value: While budget is important, focus on the value provided. In Sydney's competitive market, the cheapest option may not offer the best protection.
  10. Cultural Fit: Choose a provider that aligns with your organization's culture and communication style. This is particularly important in Sydney's diverse business environment.

According to the Australian Cyber Security Centre (ACSC), cyber crime reports in Australia increased by nearly 13% in the 2020-21 financial year, with an attack occurring every 8 minutes. This underscores the importance of choosing the right cyber security partner in Sydney to protect your organization effectively.

Remember, the best cyber security service provider for your organization will depend on your specific needs, industry, size, and risk profile. It's advisable to thoroughly assess multiple providers before making a decision, and consider engaging a consultant to help with the selection process if needed.



The cyber security landscape in Sydney is rapidly evolving, with several key trends shaping the future of the job market and skill requirements. As an expert in the field, I can highlight the following important developments:

1. Increased Demand for Cloud Security Specialists

With the widespread adoption of cloud services by Sydney businesses, there's a growing need for professionals who can secure cloud environments. Skills in AWS, Azure, and Google Cloud platforms are highly sought after.

2. Rise of Artificial Intelligence and Machine Learning in Cybersecurity

AI and ML are becoming integral to threat detection and response. Cybersecurity professionals in Sydney who can leverage these technologies for predictive analysis and automated security measures are in high demand.

3. Focus on Data Privacy and Compliance

With the introduction of data protection regulations like the Consumer Data Right (CDR) in Australia, expertise in data privacy, compliance, and risk management is crucial for Sydney's cybersecurity professionals.

4. Emphasis on DevSecOps

As organizations in Sydney adopt agile development practices, there's a growing need for cybersecurity experts who can integrate security into the DevOps process, creating a seamless DevSecOps environment.

5. Surge in Remote Work Security

The shift towards remote work has amplified the importance of securing distributed networks. Professionals skilled in VPN management, endpoint security, and secure collaboration tools are highly valued in Sydney's job market.

6. Increasing Importance of Soft Skills

Technical skills alone are no longer sufficient. Sydney employers are seeking cybersecurity professionals with strong communication, leadership, and problem-solving abilities to effectively collaborate with diverse teams and explain complex security concepts to non-technical stakeholders.

7. Specialization in IoT Security

As Sydney continues its smart city initiatives, expertise in securing Internet of Things (IoT) devices and networks is becoming increasingly important.

8. Cyber Resilience and Incident Response

With the rising sophistication of cyber threats, Sydney organizations are placing a premium on professionals who can not only prevent attacks but also ensure business continuity and quick recovery in the event of a breach.

SkillImportanceGrowth Trend
Cloud SecurityHighRapid increase
AI/ML in CybersecurityMedium-HighSteady growth
Data Privacy & ComplianceHighConsistent demand
DevSecOpsMedium-HighIncreasing
Remote Work SecurityHighSharp rise
IoT SecurityMediumGrowing rapidly
Cyber ResilienceHighSteady increase

To stay competitive in Sydney's cybersecurity job market, professionals should focus on continuous learning and upskilling in these trending areas. Certifications such as CISSP, CISM, AWS Certified Security, and CompTIA Security+ are highly valued by employers in the region.

Remember, the cybersecurity landscape is dynamic, and staying updated with the latest threats and defense mechanisms is crucial for success in this field. Sydney's cybersecurity professionals who can adapt to these trends and combine technical expertise with business acumen will find themselves in high demand in the coming years.



Sydney businesses, like many others worldwide, often harbor misconceptions about cyber security that can leave them vulnerable to attacks. Here are some of the most common misconceptions and the reality behind them:

Misconception Reality
1. We're too small to be targeted Small and medium-sized businesses in Sydney are often prime targets due to potentially weaker security measures. In fact, the Australian Cyber Security Centre (ACSC) reported that 62% of SMBs experienced a cybercrime in 2021.
2. Antivirus software is enough While antivirus is important, it's just one piece of the puzzle. A comprehensive approach including firewalls, encryption, employee training, and regular updates is crucial.
3. Cyber security is an IT problem Cyber security is a business-wide issue. It requires commitment from all levels, including management, HR, and every employee.
4. We don't have valuable data All data has value to cybercriminals. Customer information, financial records, and even emails can be exploited or held for ransom.
5. Compliance equals security Meeting regulatory requirements (like the Australian Privacy Principles) is important but doesn't guarantee complete protection against evolving cyber threats.

To address these misconceptions, Sydney businesses should:

  • Conduct regular risk assessments to understand their specific vulnerabilities
  • Invest in comprehensive cyber security solutions tailored to their needs
  • Provide ongoing cyber security training for all employees
  • Stay informed about the latest threats and Australian cyber security regulations
  • Consider partnering with local cyber security experts for guidance and support

Remember, in the interconnected business landscape of Sydney, a strong cyber security posture is not just about protection—it's a competitive advantage and a crucial aspect of building trust with customers and partners.