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Control 4.9: Incident Reporting and Root Cause Analysis — Portal Walkthrough

Step-by-step portal configuration for establishing incident reporting and root cause analysis procedures for Copilot-related incidents in financial services environments.

Prerequisites

  • Role: Compliance Administrator, IT Security Administrator
  • License: Microsoft 365 E5 with Copilot add-on, Microsoft Sentinel (recommended)
  • Access: Microsoft Purview, Microsoft Defender portal

Steps

Step 1: Define Copilot Incident Categories

Portal: Internal incident management system / Microsoft Purview Path: Organization incident classification framework

  1. Define incident categories specific to Copilot usage:
  2. Data exposure — Copilot surfaces sensitive data to unauthorized users
  3. Content accuracy — Copilot generates materially incorrect financial information
  4. Compliance violation — Copilot-assisted communication violates regulatory requirements
  5. Unauthorized usage — Copilot used outside approved scope or by unauthorized users
  6. Service disruption — Copilot service outage affecting business operations
  7. Assign severity levels (Critical, High, Medium, Low) per category.
  8. Document the classification criteria in the incident response playbook.

Step 2: Configure Alert Policies for Copilot Incidents

Portal: Microsoft Purview portal Path: Policies > Alert policies

  1. Create alert policies for Copilot-specific incidents:
  2. Unusual Copilot activity volume — Threshold: 500+ interactions per user per day
  3. DLP violation in Copilot — Trigger: DLP policy match in Copilot interaction
  4. Copilot access from restricted location — Trigger: Conditional access failure for Copilot
  5. Set alert severity aligned with the incident categories.
  6. Configure notification recipients: IT Security team, Compliance team.
  7. Enable real-time alerts for Critical and High severity incidents.

Step 3: Establish Root Cause Analysis Workflow

Portal: Internal workflow / Microsoft Purview Path: Incident investigation workflow

  1. Create a standard RCA template for Copilot incidents:
  2. Incident timeline (detection, containment, resolution)
  3. Impact assessment (users affected, data exposed, regulatory implications)
  4. Root cause identification (configuration, user error, model behavior, system failure)
  5. Corrective actions (immediate, short-term, long-term)
  6. Lessons learned and preventive measures
  7. Assign RCA ownership to the incident response team.
  8. Set RCA completion deadlines: 5 business days for High, 10 for Medium, 30 for Low.

Step 4: Configure Regulatory Notification Workflow

Portal: Internal compliance workflow Path: Regulatory notification procedures

  1. Document when Copilot incidents require regulatory notification:
  2. Data breach affecting customer NPI — notify per SEC Reg S-P, state breach notification laws
  3. Supervisory system failure — assess FINRA 4530 reporting obligation
  4. Material compliance violation — assess self-reporting obligations
  5. Establish notification timelines per regulatory requirement.
  6. Assign the Chief Compliance Officer as the approval authority for regulatory notifications.

FSI Recommendations

Setting Baseline Recommended Regulated
Incident categories Generic IT Copilot-specific Copilot-specific with regulatory mapping
Alert response time 24 hours 4 hours 1 hour for Critical
RCA completion 30 days 10 business days 5 business days for High
Regulatory notification review As needed Documented workflow Documented with CCO approval

Regulatory Alignment

  • FINRA Rule 4530 — Supports compliance with incident reporting obligations
  • SEC Reg S-P — Helps meet breach notification requirements
  • FFIEC IT Handbook — Supports IT incident response and root cause analysis requirements

Next Steps