MusterSec GmbH · Cyber Risk Measurement · March 2026
Risk-based approach · 12 risk scenarios · 10 control families · 8 KRI/KPI pairs
12 scenarios · FAIR methodology · Risk in EUR
Each risk is plotted on a 5×5 grid. Hover over a risk dot to see details. Colour indicates impact severity.
“MusterSec accepts moderate cyber risk where controls reduce residual exposure below A$5M per risk. Risks exceeding appetite require board-level acceptance or immediate remediation.”
Value-at-Risk (VaR) methodology per McKinsey cyber risk framework. Inherent risk = exposure before any controls. Based on threat frequency, asset value, and vulnerability prevalence.
| Asset | Value | Inherent Exposure |
|---|---|---|
| Customer payment platform | A$28.4M | A$22.1M |
| Customer PII database | A$18.2M | A$13.2M |
| ERP / financial systems | A$15.6M | A$12.8M |
| Intellectual property | A$22.0M | A$7.6M |
| Public web infrastructure | A$8.4M | A$5.2M |
Risk-based prioritization per McKinsey framework: investments ranked by residual risk reduction per euro spent, not by maturity level.
Sequential actions to move from maturity-based to risk-based cybersecurity. Each step builds on the previous.
KRI measures where risk stands today (altitude). KPI measures whether it is moving toward or away from the appetite (trajectory). Together they answer: “Are we getting safer?”
Understanding which threat actors target your organization determines where controls are applied. Organized crime is the dominant threat — high capability, very high frequency.
Risk-based control allocation: higher-impact risks require more control tiers. Baseline controls are "no regrets" moves applied universally.
The holistic approach proceeds from top-management oversight through organizational structures, processes, and controls to the assets and third parties that create the attack surface.
The holistic approach lays out a path to root-cause mitigation of top risks in four phases. Each phase feeds the next in a continuous cycle.
The risk-based approach is the next stage in the cybersecurity journey. MusterSec has moved past foundational capabilities and is now implementing risk quantification and linked KRI/KPI monitoring.
The “golden thread” connects board-level enterprise risk to front-line control implementation. Each stakeholder along the chain speaks the same language and understands their role in risk reduction.
Consistent cyber risk reporting requires an integrated data architecture. A consolidated data lake is filled directly from the organization’s golden sources, avoiding conflicting and inconsistent information.
We connect to your existing tools and build a risk-based view in weeks, not months. Read-only access. EU-hosted.
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