OSF Offensive Security Fundamentals Cyber Kill Chain Learning Hub
Stage 07

Impact is the final objective, and defense is strongest when it spans the entire lifecycle.

This page explains what attackers ultimately seek and why layered security matters more than any single control.

Featured Module Start at Recon
Impact

What the attacker is trying to achieve

The final stage of many attacks involves achieving the attacker’s ultimate objective. This could include data theft, ransomware deployment, service disruption, or long term espionage.

Diagram showing four possible attack impact paths: data exfiltration, ransomware, service disruption, and long-term espionage branching from earlier kill chain stages.
Layered Defense

Effective defense requires coverage at every stage

  • Monitoring network activity
  • Implementing strong authentication systems
  • Maintaining up to date software patches
  • Training users to recognize phishing attempts
  • Deploying intrusion detection and endpoint monitoring tools

By understanding how attacks progress from recon to impact, organizations can build layered defenses that make successful attacks far more difficult.

Suggested Visual
Graphic showing layered defensive controls mapped across the kill chain from reconnaissance prevention to incident response and recovery.