Top 8 Security Testing Companies in Australia Trusted by Enterprises

Security testing is a necessity for every organization that wants to safeguard its IT infrastructure against cyber threats. The testing involves monitoring your business IT infrastructures and identifying errors before they exploit your organization’s identity. Collaborating with security testing services providers in Australia helps to safeguard your IT infrastructure while following industry regulations. Here, we mentioned a breakdown of the top 8 trusted security testing companies in Australia.

What is Security Testing?

Security testing is a necessary part of software testing, which assists in identifying & resolving security errors before they cause issues to users. Testing is the procedure of addressing the bugs in software and resolving them. It validates the software is secure & has the potential to safeguard user’s confidential data from unauthorized access.
Security testing protects against cyber-attacks & data theft. Additionally, it helps to stay compliant with regulations. It ensures businesses that their software matches industry needs and avoids legal issues. Enhance user confidence & build the trust of your customers by performing security testing prior to software release.

• Vulnerability Assessment

Vulnerability assessment is the method of monitoring software for vulnerabilities. It is performed by using automated testing tools to measure security errors like weak passwords, outdated software, and network errors.

• Penetration Testing (Pen Testing)

The application security testing services involve the simulation of real-world attacks on software to identify weaknesses. Security professionals & ethical hackers make every effort to track security loopholes and resolve them before hackers exploit the data.

• Security Code Review

Security code reviews contain automated tools to scan software for potential errors and vulnerabilities. The Software & hardware-based scanners are used to track vast security errors. Security scanning includes testing basic errors like SQL injection, XSS & other cyber attacks. It helps to comply with industry standards & regulations. You can expect better outcomes when combined with other testing.

• Risk Assessment

Risk assessment includes the identification of potential errors in the software & monitoring the chances of negative impacts. The following security QA testing type involves measuring software architecture, & implementation to measure security risks. This is how you can enhance software quality and security.

• Compliance Testing

This security testing service reviews the security policies of software & procedures to track loopholes. It highlights the strategic improvements to measure compliance policies. It helps businesses recover from security breaches.

Also Read : Top Mobile Security Testing Tools for 2024: Enhance App Protection

Criteria for Selecting the Best Security Testing Companies

• Experience and expertise in the field

When you choose security testing experts, consider their experience & expertise. Go through their previous work and check the diverse industries with whom they worked.

• Certifications and accreditations (e.g., CREST, ISO 27001)

Always choose a software testing security company that has authentic certification & accreditations in security testing. The experts must have various security testing methodologies & practices to carry out the testing.

• Range of services offered

Next, there are lots of software testing services, so choose a company that has a vast number of services available along with the methodologies.

• Reputation and client reviews

Go through the client reviews & reputations while choosing the security testing service providers. Reviews describe how well the company delivers its services.

• Industry-specific solutions

When hiring the ideal partner for security testing, expect to achieve industry-specific solutions. The company must have resources & be aware of industry standards.

Top 8 Security Testing Companies in Australia

1. KiwiQA Australia

Being the leading security testing company in Australia, they offer a wide range of QA services that involve automation testing, manual testing, security & professional testing, etc. They specialize in both web & mobile app testing with the aim of ensuring software functionality, user interface, and performance. The business has left a strong global footprint all over the world. From mobile & app testing to performance, security, and automation testing, the company offers every other service.

❖ Services:

• Software Testing
• Security testing
• AI Driven Testing
• Salesforce Testing

❖ No of Employees: ​51-200 employees

❖ Found Year: 2009

❖ Website:https://www.kiwiqa.com.au/

❖ LinkedIn Url: https://www.linkedin.com/company/kiwiqa-services

2. Stickman Cyber

This cybersecurity company specializes in offering managed cybersecurity solutions. Their team offers subscription-based models for every business needs. They have access to resources and cybersecurity expertise that can monitor threats, assess vulnerabilities, & ensure compliance with business. By collaborating with them, businesses can stay protected & comply with cybersecurity regulations. The experts proactively assist you in defending the company from attacks.

❖ Services:

• Cybersecurity-Penetration-Testing
• Security testing
• Cyber Security Health Check
• Security Services Provider

❖ No of Employees: ​51-200 employees

❖ Found Year: 2006

❖ Website: https://www.stickmancyber.com/

❖ LinkedIn Url: https://www.linkedin.com/company/stickmancyber/

3. CyberCX

CyberCX is a multinational organization having offices in Australia, the UK, New Zealand & USA. With a vast team of 1200+ members, the company is helping both public & commercial sector businesses. By collaborating with them, businesses can build resilience where threats are minimal and less sophisticated. They have enough resources to safeguard your digital economy through consultation & assistance. Furthermore, they offer cybersecurity training, managed security solutions, and many more.

❖ Services:

• Managed Security Services
• Network and Infrastructure Solutions
• Cyber Capability
• Security Testing and Assurance

❖ No of Employees: ​1001-5000 employees

❖ Found Year: 2019

❖ Website:https://cybercx.com.au/

❖ LinkedIn Url: https://www.linkedin.com/company/cyber-cx/

4. ITSEC Australia

ITSEC Australia is the home to cybersecurity testing services, delivering services like pen testing, GRC advisory, 3rd-party software & security services. They focus on assisting organizations in strengthening security compliance and vulnerabilities. They have skilled professionals who can identify security holes through brief monitoring & assessments. Furthermore, the firm has enough resources to deal with cyber threats. Whether it’s a healthcare business, banking or construction, or a non-profit organization, they serve everyone.

❖ Services:

• resilience-services
• penetration-testing
• security-awareness-training
• email-security

❖ No of Employees: ​51-200 employees

❖ Found Year: 2011

❖ Website:https://www.itsec.com.au/

❖ LinkedIn Url:https://au.linkedin.com/company/itsec-australia

5. EC-Council Global Services

The security testing software company is renowned as the world’s biggest cyber-security technical certification body and operates in 140+ countries. They have the industry’s best team of investigators, certified security analysts & pen test programmers. They served countless organizations worldwide and made informed business decisions. By approaching cloud security practices, they are defending organizations from cyber-attacks and security loopholes.

❖ Services:

• Cyber Security Posture Assessment
• Anti Phishing
• Penetration Testing
• Anti Phishing

❖ No of Employees: ​51-200 employees

❖ Found Year: 2009

❖ Website: https://egs.eccouncil.org/

❖ LinkedIn Url: https://www.linkedin.com/company/ec-council-global-services

6. The Missing Link

This leading business in Australia offers pen testing, cybersecurity, and automation services all under one roof. The team simulates attacks against the systems & monitors any security gaps if present in software. The business continues aiming to deliver innovative IT security outcomes and automation solutions to empower organizations to thrive in the evolving digital world.

❖ Services:

• Security Operations Maturity Assessment
• microsoft-365
• Red-team-testing
• Network Security

❖ No of Employees: ​2001-500 employees

❖ Found Year: 1997

❖ Website:https://www.themissinglink.com.au/

❖ LinkedIn Url: https://www.linkedin.com/company/the-missing-link-pty-ltd/

7. Astra Security

Astra Security is a security testing service provider business helping thousands of organizations worldwide. They have expertise in performing various pen testing services, from mobile app and web app security testing to cloud pen security testing.

❖ Services:

• Website Security
• Business Logic Testing
• API Pentesting
• Incident Response

❖ No of Employees: ​51-200 employees

❖ Found Year: 2018

❖ Website: https://www.getastra.com/

❖ LinkedIn Url: https://in.linkedin.com/company/getastra

8. Core Sentinel

This is the leading IT security service provider business launched in 20-15. The firm has testing Professionals who are qualified and have served the industry for years. They serve all businesses, including the insurance, health, defense, and banking sectors.

❖ Services:

• Web Application Penetration Testing
• External Infrastructure Penetration Testing
• Mobile Application Penetration Testing
• Wireless Penetration Testing

❖ No of Employees: ​2-50 employees

❖ Found Year: 2015

❖ Website: https://www.coresentinel.com/

❖ LinkedIn Url: https://www.linkedin.com/company/coresentinel

 Also Read : Security Testing for Retail Platforms: Protecting Data and Transactions

How to Choose the Right Security Testing Company for Your Business?

• Understanding your security needs

Make a clear vision of what your business requires to protect itself. Think about your IT infrastructure, the risks & threats, along with the industry regulatory standards to keep your software free from errors.

• Evaluating the company’s experience and expertise

Design the list of software security testing services providers and then analyze the company’s expertise, experience, and resources available. Check their online platforms and industry forums and compare the provider’s experience, client testimonials, and budget.

• Checking client reviews and testimonials

Next, don’t forget to monitor the client reviews & ratings on trusted platforms about the company service. Client testimonials offer valuable insights about the company’s reliability, professionalism & effectiveness. Gather feedback to make valuable decisions.

• Assessing the pricing and service packages

Cost & service package is the biggest consideration when selecting an ideal security testing partner. Compare the pricing structure of various providers & the level of service they offer. Compare their reputation, testimonials, and budget, experience to reach a decision.

Ready to Secure Your Business? Choose the Right Partner Today!

Cybersecurity is a frequent battle in 2025, which requires constant proactive measures & security practices. It can be avoided when a business has a better understanding of cybersecurity principles and emerging trends to strengthen the digital landscape. The digital infrastructure of Australia is growing, and that’s why the necessity of security testing has increased. It works as the frontline defense by mitigating errors across devices, networks & cloud platforms.

Consider this top 8 security testing company if you want to hire a trusted security testing company. Hire a security partner who can fulfill your business demands in competitive price models. Among all, KiwiQA stands out as the comprehensive choice that ensures your business meets compliance needs & avoids threats.