Why has Exabeam's Advanced Analytics module seen a 30% drop in alert generation over the past week?

Introduction

The recent 30% drop in alert generation from Exabeam's Advanced Analytics module is a critical issue that demands immediate attention. This significant decrease could potentially impact the effectiveness of threat detection and overall security posture for our clients. I'll approach this problem systematically, focusing on identifying the root cause, validating hypotheses, and developing both short-term fixes and long-term solutions.

Step 1

Clarifying Questions (3 minutes)

• Looking at the timing, I'm thinking there might have been a recent update. Has there been any software release or configuration change in the past week?

Why it matters: Recent changes often correlate with performance shifts. Expected answer: Yes, a minor update was pushed last week. Impact on approach: If confirmed, we'd focus on the update's contents and rollout process.

• Considering user segments, I'm curious about the alert distribution. Are we seeing this drop across all customer types or is it concentrated in specific industries or company sizes?

Why it matters: Helps determine if this is a global issue or specific to certain user groups. Expected answer: The drop is relatively uniform across segments. Impact on approach: A uniform drop would suggest a system-wide issue rather than a segment-specific problem.

• Given the nature of security analytics, I'm wondering about data ingestion. Have there been any changes in the volume or types of data being processed by the module?

Why it matters: Changes in input data could directly affect alert generation. Expected answer: Data ingestion volumes have remained consistent. Impact on approach: If confirmed, we'd shift focus from data input to processing logic.

• Thinking about system health, I'm concerned about potential infrastructure issues. Have there been any reported performance problems or outages in our cloud environment?

Why it matters: Infrastructure problems could lead to reduced processing capacity and fewer alerts. Expected answer: No significant infrastructure issues have been reported. Impact on approach: This would rule out simple hardware or cloud service problems.