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+# DBIS Cyber-Defense Command (DCDC)
+
+## Overview
+
+DCDC is the supreme cyber-defense authority protecting 33 Sovereign Central Banks, DBIS global infrastructure, CBDC networks, commodity/security tokenization chains, and sovereign cloud environments.
+
+## Structure
+
+### Strategic Defense Division (SDD)
+- Quantum-era defense policy
+- Global threat forecasting
+- Sovereign cyber compliance
+
+### Operational Defense Unit (ODU)
+- Real-time attack response
+- Penetration countermeasures
+- Automated node quarantine
+
+### Forensic & Recovery Bureau (FRB)
+- Chain-of-custody forensic analysis
+- Ledger anomaly remediation
+- CBDC capsule recovery
+
+### Counter-Intrusion Strike Team (CIST)
+- High-severity threat handling
+- Deception, honeypots, trap-ledger systems
+
+## Defense Layers
+
+- **Layer A - Detection**: ML-based anomaly detection, PQ-signature validation, SGSE
+- **Layer B - Containment**: Automated route isolation, traffic rerouting, SCB node sandboxing
+- **Layer C - Neutralization**: Smart-contract kill switches, PQ-revocation, ledger freezes
+- **Layer D - Restoration**: Meta-ledger rollback, deterministic reconstruction, global sync
+
+## API Endpoints
+
+- `POST /api/v1/dcdc/threats` - Create threat incident
+- `GET /api/v1/dcdc/threats/:incidentId` - Get threat incident
+- `POST /api/v1/dcdc/forecast` - Generate threat forecast
+- `POST /api/v1/dcdc/quarantine` - Quarantine node
+- `POST /api/v1/dcdc/defense-sequence` - Execute defense sequence
+