Zero Trust Engineering — Macrosegmentation and security zones
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/02 About
Networks and environments engineering reference for macrosegmentation and security zones, including policy, logical interfaces, recovery and assurance.
Purpose: Macrosegmentation and security zones. Domain: Networks and environments. Family: decision. Scenario trigger: Authorize connectivity across high-level security zones. Input assurance: Zone ownership, workload classification and ingress context. Evaluation: Evaluate inter-zone permission and routing constraints. Governing policy: Enterprise zone-to-zone authorization policy. Resource-side obligation: Restrict permitted zone transitions and monitor exceptions. Protected concern: Enterprise zone routing boundary. Logical interface: Source destination zone action service exception and control result. Evidence: Zone policy matrix applied path and deny records. Failure: Unauthorized inter-zone reachability or rule shadowing. Required recovery: Remove unintended path and reconcile effective rules. Architectural invariant: Broad network zones must not override finer resource authorization Adoption: replace reference roles with concrete owner-controlled services. Specify exact provider/consumer identities, schema fields and classifications, signal provenance and freshness, idempotency, authorization lifetime, timeout/retry limits, observation and tamper evidence. A denied or failed operation must not silently become a permitted one. Scope: original vendor-neutral, implementation-agnostic technical reference model. Illustrative logical components and behaviors are neither a deployed system nor evidence of regulatory compliance. Package identities remain stable within the package; cross-package semantic reconciliation requires separate explicit registry support.
Curated · other · unspecified · Published by Lattix · 28 elements · 34 relationships · validated on publish
/03 Contents
- Capability
- Networks and environments, Macrosegmentation and security zones
- Role
- Networks and environments owner
- Business Actor
- Access-requesting principal
- Activity
- Authorize connectivity across high-level security zones, Verify: Zone ownership, workload classification and ingress context, Assess: Evaluate inter-zone permission and routing constraints, Execute: Restrict permitted zone transitions and monitor exceptions, Exception: Unauthorized inter-zone reachability or rule shadowing, Recover: Remove unintended path and reconcile effective rules, Collect additional authorization evidence
- Application Component
- Zone ownership, workload classification and ingress context, Evaluate inter-zone permission and routing constraints, Restrict permitted zone transitions and monitor exceptions
- Application
- Enterprise zone routing boundary
- Policy
- Enterprise zone-to-zone authorization policy
- API
- Macrosegmentation and security zones logical interface
- Message/Event Schema
- Source destination zone action service exception and control result
- Data Store
- Zone policy matrix applied path and deny records
- Control
- Macrosegmentation and security zones enforcement assurance
- Risk
- Unauthorized inter-zone reachability or rule shadowing risk
- Requirement
- Broad network zones must not override finer resource authorization
- Measure
- Macrosegmentation and security zones assurance completeness
- Trust Boundary
- Macrosegmentation and security zones authority boundary
- State
- Conditionally authorized, Denied or additional proof required, Additional assurance required, Active authorization revoked