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Incident Response

Preparing for, responding to and learning from security incidents: response plans, tabletop exercises, breach notification and post-incident review.

All posts143PCI DSS25Vulnerability Management35Application Security16Cloud Security6Identity & Access6Incident Response8Security Awareness2AI Security2Security Posture43Compliance35Risk Management7Product Reviews2Security Leadership1
2026
Security Posture
Reviewing Your Cybersecurity After an Incident: A Post-Breach Checklist
A post-incident security review checklist: what to examine after a breach or near-miss, from root cause and failed controls to vendor exposure, obligations and follow-through.
October 12, 2026 · 8 min readRead →
2025
Security Posture
Building an Incident Response Plan That Works at 2 a.m.
Build an incident response plan people can use at 2 a.m.: contact lists, severity levels, decision rights, short runbooks and notification clocks.
June 17, 2025 · 9 min readRead →
2024
Vulnerability Management
An Emergency Patching Playbook for Zero-Days
A zero-day emergency patching playbook: triggers, triage, exposure lookup, interim mitigations, emergency change, compromise checks, validation and updates.
October 29, 2024 · 8 min readRead →
Compliance
CIRCIA: Upcoming Incident Reporting Rules for Critical Infrastructure
CISA's proposed CIRCIA rule would have critical infrastructure entities report substantial cyber incidents within 72 hours. Who's covered and what to expect.
April 30, 2024 · 8 min readRead →
2023
Compliance
FTC Safeguards Rule: New Breach Reporting for Non-Bank Financial Institutions
The amended FTC Safeguards Rule requires non-bank financial institutions to report breaches affecting 500 or more consumers within 30 days, from May 13, 2024.
November 21, 2023 · 8 min readRead →
Compliance
The SEC's Cyber Disclosure Rules: What Public Companies Must Report and When
The SEC cybersecurity disclosure rules require an 8-K within four business days of finding an incident material, plus new 10-K disclosures. Key dates inside.
August 15, 2023 · 9 min readRead →
Security Posture
How to Run a Tabletop Exercise That Isn't a Waste of Time
How to run a tabletop exercise that finds real gaps: set objectives, pick participants, design scenarios and injects, facilitate well and follow up.
January 31, 2023 · 9 min readRead →
2022
Compliance
GDPR's 72-Hour Breach Notification Rule in Practice
How the GDPR 72-hour breach notification rule works in practice: when the clock starts, what to report, when to tell individuals, and a workable response plan.
November 15, 2022 · 9 min readRead →