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Security Incident Response and Operations Questions

Covers the practices, processes, and tooling for responding to security incidents and operating a security capability. Topics include the security incident lifecycle of preparation, detection, analysis, containment, eradication, recovery, and post incident review; development and execution of playbooks and runbooks tailored to threat types; severity classification and decision criteria for escalation; evidence preservation and forensic analysis and chain of custody; crisis communication to stakeholders and regulators; notification and regulatory compliance considerations; and coordination with legal, privacy, communications, and executive leadership. Also includes operational aspects of building and staffing a security operations center, on call schedules and escalation, ticketing and case management, leadership and coordination during major incidents, running blameless post incident reviews to identify systemic improvements, and integration of security incident learnings into engineering and operations.

HardTechnical
0 practiced
Describe how to implement automated host containment across AWS, GCP, and Azure. Cover steps to isolate an instance (security groups, firewall rules, VPC flow controls), snapshotting for forensics, IAM permissions required for automation, and precautions to avoid collateral damage to dependent services.
MediumTechnical
0 practiced
Design severity classification rules for security incidents that map observable indicators (data exfiltration, service downtime, compromised privileged account, number of users impacted) to severity levels P1 to P4. Propose decision criteria for escalation to execs and for invoking a major incident bridge.
HardTechnical
0 practiced
Major incident: production database may have been compromised by SQL injection and customer data exfiltrated. The CEO demands a statement. As the on-call engineer, describe actions you take in the first 60 minutes, the first 6 hours, and the first 48 hours, covering containment, preserving evidence, communication with execs and legal, and next steps for recovery.
MediumBehavioral
0 practiced
As incident lead, describe how you would run a blameless post-incident review after a security incident. Explain the agenda, artifacts to collect (timeline, logs, decisions), how you ensure blamelessness, how to derive action items, and how to follow up to ensure changes are implemented.
MediumSystem Design
0 practiced
Design an on-call escalation and rotation system for a globally distributed SOC to provide follow-the-sun coverage while minimizing fatigue. Explain scheduling algorithm, escalation paths, blackout windows, handoff procedures, and how to enforce SLAs for response and remediation.

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