Handle the Incident

Incident Response: The First 72 Hours

What to do from the first alert to recovery: roles, containment, evidence, communication and the regulatory clocks that start running.

11 kapitel 66 min Publicerad 6 oktober 2026
Kapitel

Utforska Incident Response-guiden

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What good incident response looks like

Good incident response is calm, practised and clear about who decides what.

6 min läsning Läs kapitlet

Preparation: roles, contacts and the incident plan

Preparation decides how the first hour goes. Know who leads, who decides and who to call.

4 min läsning Läs kapitlet

The first hour: detect, confirm and contain

The first hour is about confirming what is happening and stopping it from spreading.

5 min läsning Läs kapitlet

Declaring an incident and setting severity

A clear severity scale tells everyone how much effort and escalation is needed.

6 min läsning Läs kapitlet

Preserving evidence without slowing recovery

Evidence helps you understand the attack, support insurance claims and meet reporting duties.

7 min läsning Läs kapitlet

Containment options and their trade-offs

Containment can be narrow or broad. Each choice has a cost to the business.

8 min läsning Läs kapitlet

Communicating with staff, customers and the board

Clear and honest communication protects trust during an incident.

4 min läsning Läs kapitlet

Regulatory clocks: NIS2, GDPR and DORA

Several reporting duties may apply to the same incident, each with its own clock.

5 min läsning Läs kapitlet

Eradication and safe recovery

Recovery means removing the attacker completely before restoring service.

6 min läsning Läs kapitlet

Working with your MDR provider and external responders

External specialists add capacity and experience during a serious incident.

7 min läsning Läs kapitlet

Lessons learned and the post-incident review

A blameless review turns an incident into lasting improvements.

8 min läsning Läs kapitlet

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