Trusted & Assured.
Securing Australian businesses since 2005
Experienced independent sovereign capability
One Dot Zero is an independent, Australian-owned cyber security consultancy serving the Australian public and private sectors. We help organisations understand their exposure, uplift and transform their security posture, and strategically resource their security capability. Our mission is to deliver sovereign, independent security capability that enables our clients to make informed risk decisions with confidence.
Understand, measure, and manage AI & cyber security risk
Advisory, Assessment, & Compliance
Security Strategy, Assessment & Advisory: Cyber security strategy & road mapping · Framework Alignment · Cloud security assessment · CISO-as-a-Service
Governance, Risk & Compliance: Essential Eight · ISO 27001 · Controls validation · Board reporting
CMMC, IRAP, & ISM Uplift & Assessment: IRAP · Readiness · SSP & SRMP · Cloud assessment
Privacy & Personally Identifiable Information(PII) Management: Privacy Impact Assessments · Personally Identifiable Information(PII) Identification & Remediation · Find Personally Identifiable Information across your digital estate and systematically manage the associated risk.
Resilience, Testing, & First Response
Penetration Testing & Red Teaming: External & internal Penetration Testing· Web & API Penetration Testing· Facility Red teaming ·
Managed Detection & Response: 24×7 SoC monitoring and response · Threat hunting · Detection engineering · SIEM architecture & management
First Response, Incident Response & Forensics: Emergency incident response and containment· Digital Forensics · Ransomware response · Preparation & Tabletop exercises
Security Architecture, Transformation & AI Assurance
Security Architecture: Reference security architecture for Cloud, on premise and OT/SCADA environments
Security Transformation: Uplift & transform your security posture under a predictable, comprehensive, and governed programme · AI & Security Strategy · Capability & assurance roadmaps · Programme delivery · Post-incident rebuild · M&A integration
AI Safety & Assurance: AI tested and governed before it reaches production· AI security assessment · AI penetration testing · AI governance · Data governance
Space Cyber Security: Ground segment architecture · Mission architecture · Link security · Supply chain security assessments
Transform your cyber risk
Get peace of mind.










