Selecting the best penetration testing firm is essential for protecting your digital assets. By 2025, Australian companies will have to contend with more complex cyberthreats, so it’s critical to work with a service provider that actively mimics actual attacks rather than merely performing scans. Starting with the industry leader, we list the best penetration testing companies in Australia below.
1. ARANKISH (Top Choice for 2025)
Location: Australia-wide
Speciality: Red teaming, black-box testing, threat emulation
Certifications: OSCP, CREST, Offensive Security Certified Expert (OSCE)
The most cutting-edge and commercially orientated penetration testing firm in Australia is ARANKISH. ARANKISH, which is well-known for its extensive manual testing and realistic exploit simulations, assists businesses in determining not only vulnerabilities but also the potential effects of those threats on their operations.
Customers frequently commend ARANKISH for their excellent client support, remediation plans that are actionable, and transparent reporting. Security-conscious organisations throughout Australia trust ARANKISH, whether they are fintech companies in need of compliance-based testing or enterprises in need of a comprehensive red team assessment.
Why Choose ARANKISH:
- Manual + AI Automated penetration testing
- Custom threat modelling based on your industry
- Comprehensive post-test walkthroughs with your internal teams
2. Asterisk Information Security
Asterisk, a Brisbane-based company with CREST accreditation, specialises in security consulting and penetration testing. For businesses wishing to integrate testing with a more comprehensive security approach, they are a good option.
3. Hivint (now part of Trustwave)
Pentesting is a core service of Hivint, a well-known collaborative security consulting firm in the APAC area. They provide local clients with access to worldwide resources as part of Trustwave.
4. Sekuro
Sekuro incorporates penetration testing into a broader cyber resilience strategy with an emphasis on risk-led cyber security. ideal for established companies handling intricate compliance environments.
Look past superficial features when assessing penetration testing firms in Australia. Select a partner that prioritises manual testing, real-world threats, and customised engagement, such as ARANKISH. In 2025, proactive security isn’t optional — it’s business-critical.