Microsegmentation Deployment Quick-Start Checklist
Microsegmentation Deployment Quick-Start Checklist
A 10-step checklist to get your microsegmentation deployment started. For the full 52-item checklist covering discovery through operations, purchase the complete version on Gumroad.
Phase 1: Discovery
- Deploy discovery agents in monitor-only mode across all target workloads
- Collect a minimum of 2 weeks of east-west traffic data
- Map all workload-to-workload communication flows
- Identify critical workloads: domain controllers, databases, payment systems, secrets vaults
- Document scheduled jobs, batch processes, and backup traffic patterns
Phase 2: Policy Design
- Group workloads into security zones by function (web, app, data, management)
- Create allow-list policies based on observed traffic (start permissive, tighten iteratively)
- Define exception policies for known cross-zone dependencies
- Set violation alerts to monitor-only — do not block yet
- Review policies with application owners before enabling enforcement
Phase 3: Gradual Enforcement
- Enable enforcement on low-criticality workloads first
- Monitor application logs for connectivity errors for 48 hours
- Escalate to production-critical workloads after validation
- Implement incident response procedures for blocked traffic
Want the full version? Get the complete Microsegmentation Implementation Checklist (52 items, 6 phases) on Gumroad for $7.