Incident Response

Technical terms
About 1 min read

A systematic management activity performed according to predefined procedures to minimize the scope of damage and restore normal service operations when a security threat or breach occurs.

Also known as
IRSecurity Incident ResponseCybersecurity Incident Response

Detailed explanation

Incident Response is a systematic management activity carried out to minimize damage and quickly restore services when a security threat or incident occurs. Global standard frameworks like NIST SP 800-61 define stages of preparation, detection, analysis, containment, investigation, eradication, and recovery. In modern security operations (SecOps) environments, AI and automation technologies play a critical role in overcoming the limitations of manual response. AI-driven IR tools identify anomalies in real time from large-scale security logs and instantly isolate targeted systems or automatically restore compromised configurations based on defined playbooks. In particular, real-time response capabilities against AI-specific threats—such as prompt injection and model data leakage resulting from generative AI adoption—are becoming essential requirements for modern IR.

Why It Matters in Tool Selection

When choosing an AI security tool, you should evaluate the reliability of 'Response Automation' beyond simple detection capabilities. It is important to check the tool's integration with existing infrastructure and the sophistication of its playbooks to ensure it can respond to real threats within seconds without human intervention, while avoiding the accidental isolation of legitimate services due to false positives.

What to Look For

  • Does it support global standard response lifecycles such as NIST or SANS?
  • Does it provide dedicated response scenarios for LLM security threats (e.g., prompt injection, data leakage)?
  • Does it enable bidirectional API integration with existing security operations tools (SIEM, SOAR) and cloud infrastructure?
  • Can you assess the business impact in advance through simulations before executing response actions?

Examples

A scenario where, upon detecting an abnormal mass data exfiltration from a specific user account, an AI-driven IR tool immediately terminates the session of that account, blocks the IP at the firewall, analyzes indicators of compromise (IoCs), and automatically distributes them to enterprise security equipment.