Essential 8 is not enough.
Build resilience that
survives real attacks.
Enterprise-grade security programs for Australian organisations — combining compliance readiness, continuous defence, and tested recovery capabilities.
No obligation • Response within 1 business day
- Australian Security Specialists
- Essential 8 + C9 Framework
- 24/7 SOC Operations
The Cyber Security Challenge
We help businesses leaders move from cyber anxiety to cyber assurance
Email threats and credential compromise remain the primary attack vector for Australian businesses, with phishing attacks increasing 40% year-over-year.
Compliance doesn’t equal security. Having checkboxes ticked won’t stop attackers targeting your identities and exploiting access weaknesses.
Traditional IT support focuses on availability, not threat detection and response. When ransomware hits, recovery capabilities make the difference.
The C9 Essential Framework
Essential 8 creates the baseline,
C9 Essential builds the layers required
to stop modern attacks
Baseline Security Controls
The foundation — but only the starting point.
Baseline Security Controls
The foundation — but only the starting point.
+
Email & Phishing Protection
Advanced threat filtering, DMARC, SPF, DKIM, and security awareness training
Identity & Access Management
Conditional access policies, privilege management, and identity governance
Endpoint Detection & Response
Real-time threat detection, automated containment, and 24/7 SOC monitoring
Backup &
Recovery
Immutable backups, tested recovery procedures, and RTO assurance
Email & Phishing Protection
Advanced threat filtering, DMARC, SPF, DKIM, and security awareness training
Identity & Access Management
Conditional access policies, privilege management, and identity governance
Endpoint Detection & Response
Real-time threat detection, automated containment, and 24/7 SOC monitoring
Backup & Recovery
Immutable backups, tested recovery procedures, and RTO assurance
Our Solutions
Choose Your Security Path
Sentinel Security Program
Best for organisations needing ongoing protection
- Continuous Security Monitoring
- Monthly Security Improvements
- Recovery Assurance Testing
- Executive Reporting Dashboard
Compliance Accelerator
Best for audit and certification readiness
- Essential 8 Maturity Assessment
- ISO 27001 Gap Analysis
- SMB1001 Documentation
- Audit Support Services
Security Validation
Best for proof and assurance testing
- Vulnerability Assessment Scanning
- Penetration Testing (VAPT)
- Red Team Attack Simulation
- Executive Reporting Dashboard
"We were very impressed by their robust recruitment process, which is one of the main reasons we chose to work with them: They have a strong team of highly qualified resources."
"Their cybersecurity team identified vulnerabilities we didn't even know existed. Within weeks, our entire infrastructure was fortified and compliant."
"C9 Defense transformed our security posture completely. Their proactive approach to threat detection has saved us from multiple potential breaches."
"Outstanding service and expertise. They made complex security concepts easy to understand and implemented solutions that fit our budget perfectly."
Certified & Trusted
Our commitment to security excellence is validated through rigorous certification and continuous assessment
Certified
ISO 27001
Information Security Management System certified to international standards
In Progress
IRAP Assessment
Infosec Registered Assessors Program
evaluation underway.
In Pipeline
SOC 2 Type II
Service Organization Controls audit scheduled for 2025
Level 3 Target
Essential 8 Maturity
Full Essential 8 maturity assessment and validation
Our certification roadmap demonstrates our dedication to maintaining the highest security standards.
We continuously invest in third-party validation to ensure our clients receive enterprise-grade protection
backed by internationally recognized frameworks.
How C9 Defense Operates
Assess
Establish your risk baseline and security maturity level through comprehensive technical analysis
Build
Deploy controls and implement the C9 Essential framework tailored to your business requirements
Validate
Continuous monitoring, quarterly testing, and verified recovery capabilities with executive reporting
Latest Insight
Ready to strengthen
Your Defense
Let’s talk →
Let’s assess your cybersecurity posture and identify where your business is most at risk from both threats and regulatory gaps.
Case Studies
Proven Security Outcomes
Ransomware Attack Contained​
INDUSTRY
RESPONSE TIME
Real-time EDR detection and automated SOC response prevented business disruption. Attack contained and neutralized with zero downtime, no data loss, and full forensic analysis completed within 48 hours.
Essential 8 in 90 Days
INDUSTRY
RESPONSE TIME
Structured Compliance Accelerator program delivered complete Essential 8 maturity progression from Level 1 to Level 3 through phased implementation, documentation, and third-party validation.
Phishing Prevention
Success
INDUSTRY
IMPROVEMENT
Advanced email gateway deployment, DMARC enforcement, and quarterly security awareness training
reduced successful phishing attempts from 47 incidents to less than 1 per month.
Book Your Confidentiality Security Briefing
Get a clear roadmap aligned to your risk profile and compliance requirements. No sales pressure — just expert guidance.
- Response within 1 business day
- Confidential consultation
- No obligation
Book Your Confidentiality Security Briefing
Get a clear roadmap aligned to your risk profile and compliance requirements. No sales pressure — just expert guidance.
Your benefits:
- Security-first, not IT-first
- Independent
- Certified & Competent
- Results-driven (Measurable Risk Reduction)
- Proactive threat hunting
- Transparent (Clear scope, Honest assessment)
What happens next?
We schedule a confidential security briefing at your convenience
We conduct a discovery session and assess your current security posture
We prepare a tailored proposal with gap analysis, roadmap, and transparent pricing
Schedule a Free Consultation
Enterprise cybersecurity solutions for Australian organisations. Combining Essential 8 compliance, continuous defence operations, and tested recovery assurance.
Enterprise cybersecurity solutions for Australian organisations. Combining Essential 8 compliance, continuous defence operations, and tested recovery assurance.