The 2026 Incident Response Playbook for CISOs
A comprehensive, phase-by-phase IR playbook covering preparation, detection, containment, eradication, recovery, and lessons learned. Built from 150+ C-Suite tabletop exercises.
In-depth guides on incident response, breach notification, tabletop exercises, and after-action reviews — distilled from 150+ real C-Suite sessions.
A comprehensive, phase-by-phase IR playbook covering preparation, detection, containment, eradication, recovery, and lessons learned. Built from 150+ C-Suite tabletop exercises.
What to do in the first hour, first six hours, and first day after a ransomware detection. Containment decisions, negotiation considerations, notification timing, and the mistakes that make it worse.
What public companies must do under the SEC's Item 1.05 Form 8-K disclosure rule. Materiality assessment, timing, exemptions, and how to draft the disclosure under pressure.
A practical checklist for US companies with EU data subjects. When the clock starts, what goes in the notification, how to document the decision, and when you can delay.
Lessons from facilitating 150+ real executive tabletop sessions. Scenario selection, inject design, facilitation tactics, and what to do with the findings afterward.
How to write an AAR that leadership will actually read and that your insurer, auditor, or regulator will accept. Template included.
The six roles every incident needs — Incident Commander, Scribe, Comms Lead, Legal Liaison, Technical Lead, Executive Sponsor — and how to train them before you need them.
A deep dive into SHA-256 hash chaining for incident event ledgers. Why append-only beats edit logs for regulatory and legal defensibility, with the math explained.
Gartner coined the term. We built the category. An explanation of CIRM, how it differs from SOAR, SIEM, ITSM, and why it matters for every security program.
63% of breaches involve communication or coordination failures. This data-backed analysis explains why detection tools are not enough and what organizations can do about it.