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Recovering Halvergate Assurance's security monitoring from alert fatigue: identity alert AL-7741902 waited nineteen hours, from 02:14 to 21:14, buried behind 26,300 scanner alerts wrongly rated high; alerts per day fall from 71,000 to 12,400 across eight source families, with scanner feeds cut hardest; and the signal-to-noise meter shows alerts closed as noise falling from 96% to 55%, under the 60% target, while true positives found in thirty days rise from 156 to 311.
CY-PRO-040Pro Level · Security Monitoring

Alert Fatigue and Monitoring Noise Reduction

A forty-hour Pro-level security monitoring crisis simulation run on a live monitoring noise crisis board, where you are Head of Security Monitoring at an insurer whose SOC receives 71,000 alerts a day and closes 96% as noise; an identity alert waits nineteen hours behind a flood of mis-rated scanner findings while an intrusion reads claim documents, and two analysts have just resigned — and you measure the truth, cut the noise without blinding detection, protect the team, prove with benign tests that the SOC still sees what matters, govern every blind spot, hold the MSSP to outcomes, price the programme at the margin and defend it to the Board.

40 hours12 chapters60 lessons433 activities12 labs

What you'll learn

  • Measure monitoring honestly — volumes, dispositions, time to triage, untouched backlog and true positives — and contain a queue failure without blinding detection.
  • Reduce noise with source fixes, a never-suppress register, time-boxed suppressions, evidence-based tuning, deduplication, correlation and guarded automation, checking every change for detection regression.
  • Sustain the team with capacity plans, rotation and team-level wellbeing measures, prove detection with benign authorised tests, govern every suppression and allow-list entry, and hold third-party feeds to outcomes.
  • Price the programme at the margin, attest truthfully to a regulator, set a detection risk appetite, accept residuals explicitly and win a resolution the Board can be held to.

Price:৳15,000
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