Ransomware Drill Metrics
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Estate: Black Summit Ventures (Dark Deck deployment)
Exercise Date: August 22, 2025

Measured Outcomes
- Detection time: 37 seconds (Sigma rule triggered on lateral traffic).
- Containment: 3.5 minutes to isolate affected VLANs.
- Recovery: 11 minutes to clean-room restore AI inference cluster.
- Executive comms: First briefing delivered at T+6 minutes with signed playbook.

Tools & Evidence
- Immutable snapshot chain (Retained for 30 days).
- Signed incident timeline (CIO + Digital Estate Architect).
- Off-site replication checksum confirming clean restore.

Full after-action report available on request. Reach concierge@architect.estate for credentials.***