Readiness. Response. Resilience.
Even the best incident response plan is only theory until you test it. In the middle of a real security incident, stress levels rise, time pressure mounts, and communication channels quickly become strained. The organisations that respond effectively are those that have already rehearsed what to do and who to call, not for the first time, but as part of a deliberate cycle of preparation and improvement.
Anyone who's experienced an incident knows: during security incidents, there's rarely time to think. The pressure is high, the clock is ticking, and every decision has consequences. This is when many organisations discover that just having an IRP isn't enough. The plan outlines who does what and when, but it doesn't explain how those actions should actually happen. That's where your IR playbooks come in.
The difference between chaos and control often comes down to preparation. An Incident Response Plan (IRP) is a documented set of steps, roles, and processes that guides your organisation when responding to security incidents, helping you reduce the level of chaos during crises. Your IRP is your playbook when a breach occurs; it outlines who does what, how incidents are escalated, and how communication flows internally and externally.
Ten practical DFIR and incident response predictions for 2026, with implications for readiness, assurance, and resilience in regulated and high-consequence organisations.