1. Opening: Europe on the digital frontline: from spillover to systemic exposure 2. The DynoWiper case (Poland, 2025): destructive cyber as strategic signalling 3. From cyber to hybrid warfare: the convergence of cyber, AI, drones and information operations 4. The Ukraine doctrine: how Sandworm operationalised cyber as a wartime capability 5. Spillover into the EU: why Poland is not an incident, but a warning 6. The shift in power: how AI and accessible technologies enable smaller states to project force 7. Impact on critical infrastructure: from disruption to deliberate, strategic outage 8. The response gap: why current European resilience models are no longer sufficient 9. How to respond: from cybersecurity to societal defence and operational readiness 10. Vision forward: preparing for a permanent state of hybrid pressure 11. Closing: resilience as power: redefining cyber defence as national security