CompTIA SecurityX (CAS-005)Security EngineeringMedium

A security architect is designing an automated incident response playbook for a cloud environment. The goal is to rapidly detect and respond to security threats by integrating various security tools, orchestrating remediation actions, and automating repetitive tasks. The solution should be able to ingest alerts from SIEM, trigger cloud functions, update firewall rules, and isolate compromised resources without human intervention. Which type of platform is BEST suited to achieve this comprehensive automation?

  1. ASecurity Information and Event Management (SIEM)
  2. BEndpoint Detection and Response (EDR)
  3. CSecurity Orchestration, Automation, and Response (SOAR)
  4. DIntrusion Detection System (IDS)
Show answer & explanation

Correct answer: C. Security Orchestration, Automation, and Response (SOAR)

A SOAR (Security Orchestration, Automation, and Response) platform is specifically designed to collect security alerts, orchestrate automated workflows across various security tools, and execute predefined response actions. This directly matches the requirement for integrating tools, automating remediation, and responding without human intervention.

Why the other options are wrong

  • A. SIEM collects and analyzes security logs and alerts, but its primary function is not to orchestrate and automate response actions across multiple tools.
  • B. EDR focuses on detecting and responding to threats on endpoints, not on orchestrating a broader incident response across an entire cloud environment and multiple security tools.
  • D. IDS detects malicious activity but does not inherently provide automation or orchestration capabilities for response actions.

SOAR (Security Orchestration, Automation, and Response)

A platform that helps organizations automate and orchestrate security operations tasks, incident response workflows, and threat management processes.

  • Automates repetitive security tasks
  • Orchestrates workflows across multiple security tools
  • Facilitates rapid incident response

Memory trick: SOAR: Security Orchestrates Automated Response.

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