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Automate complete TDIR life cycle

 

Creating an environment that can detect, investigate, and respond to threats across multiple tools is difficult. Adversaries have access to sophisticated tools and resources. It often feels like they’re onto the next attack while your security team tries to understand the last one. Without a unified platform for TDIR (threat detection, investigation, and response), teams often need to switch between many tools and user interfaces with many different query languages and lots of copy and paste.

What are the benefits of automating the complete TDIR life cycle?

Automating the TDIR life cycle means your teams can coordinate workflows across the detection, investigation, and response process into a single console. This ensures that SOC teams are better aligned and can prioritize responses based on urgency, allowing your business to better address risk. Well-defined processes in this area can consistently combat persistent security risks, driving down MTTD and MTTR.

What are TDIR life cycle automation best practices?

  • Use response templates: Automating the TDIR life cycle involves creating predefined response templates for various threat scenarios, enabling quick and standardized actions by security teams. These templates streamline the response process, reducing the time required to mitigate threats and ensuring consistent actions across different incidents.
  • Develop a case management workflow: Implementing an automated case management workflow ensures that incidents are systematically handled from detection to resolution. By orchestrating the sequence of actions within a unified platform, security teams can efficiently collaborate, document findings, and follow a structured process, leading to improved incident resolution times.
  • Implement an event triage process: Automation in the TDIR life cycle includes the development of event triage processes, allowing for the swift categorization and prioritization of security events. By automatically analyzing and categorizing events based on predefined rules, security teams can focus on high-priority incidents, minimizing the risk of overlooking critical threats.
  • Develop continuous improvement and optimization processes: Automation facilitates the continuous improvement of TDIR processes by providing insights into the effectiveness of security measures. Utilizing analytics, teams can identify patterns, refine detection rules, and optimize response strategies over time, enhancing the overall security posture and adapting to evolving threat landscapes.
  • Perform post incident reviews and root cause analysis: Automation extends to post-incident activities, enabling efficient and thorough reviews of security incidents. Security teams can automate the collection and analysis of data, expediting root cause identification. This proactive approach aids in strengthening defenses and mitigating the risk of recurring threats.
  • Integrate detection as code (DevSecOps): Integrating detection as code within the DevSecOps framework involves automating the incorporation of security detection mechanisms directly into the development pipeline. By leveraging these integration capabilities, security policies and detection mechanisms can be seamlessly embedded into the code deployment process, ensuring that security is an integral part of the software development life cycle. This approach enhances overall agility while maintaining a strong security posture.

What TDIR life cycle automation processes can I put in place?

These additional resources will help you implement this guidance:

Blog: The TDIR lifecycle: Threat detection, investigation, response