AC3

AC3

Speciality: Offensive Security and Red Teaming

Haymarket, Australia 454 employees
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[01] About

AC3 is an Australian IT services and consulting company specializing in secure cloud solutions, cybersecurity, and CREST-certified penetration testing. With 314 employees (+13.8% YoY growth) and $75M annual revenue, it serves government, financial, healthcare, and critical infrastructure sectors, emphasizing its expertise in security testing and cloud services.

AC3 is a leading Australian-owned and operated technology services provider helping organisations across government, healthcare, financial services, and critical infrastructure stay secure, connected, and ahead of the game. For more than 25 years, we’ve built a reputation for deep technical expertise, onshore delivery, and a genuine commitment to doing work we're proud of. We put people first, stay true to our values, and focus on making technology real for our customers - because their success is what drives us. AC3 has offices in Sydney, Melbourne, Brisbane, Auckland, and Wellington. AC3 leaves no stone unturned to tap into and retain the world’s best technical talent and to become recognised as one of the best places to work.
[02] Services
Provides Secure Cloud Solutions
Cyber Security Services Including Penetration Testing
Red And Purple Teaming
Servicenow Automation
Observability
Continuous Vulnerability Management.
[03] Certifications
CREST

CREST Cybersecurity Certification


Origin


CREST (Council of Registered Ethical Security Testers) was established in 2006 in the United Kingdom by a group of cybersecurity professionals and industry representatives. It was created to address the growing need for standardized, recognized qualifications in penetration testing and cybersecurity services. The organization emerged from concerns about the quality and professionalism of security testing services, aiming to provide a framework that would certify both individual practitioners and the companies that employ them.


Industry Value


CREST certifications are highly valued in the cybersecurity industry because they demonstrate a practitioner's technical competence and adherence to professional ethical standards. Many government agencies, financial institutions, and large corporations specifically require CREST-certified professionals when procuring penetration testing or security assessment services. The certification provides assurance to employers and clients that certified individuals have been independently verified to possess the necessary skills and knowledge, and that they follow established codes of conduct. This makes CREST credentials particularly important for cybersecurity professionals working in regulated industries or seeking to work with organizations that have stringent security requirements.

IRAP Assessed
[05] Notable Clients
  • Federal Department of Health
  • Allianz
  • Brisbane Airport
  • Tourism and Events Queensland