---
id: capability.audit.event-retain
name: Audit Event Retention
summary: Collect, normalize, retain, and search audit events with integrity evidence across tenants.
owner: audit-core
status: draft
domain: helix_forge
tags: [audit, retention, compliance]

maturity:
  discovery:
    current: D4
    target: D6
    confidence: medium
    rationale: audit-core INTENT defines full audit fabric scope and integration boundaries.
  availability:
    current: A2
    target: A5
    confidence: low
    rationale: Core modules exist; deployable service packaging in progress.

external_evidence:
  completeness:
    level: C2
    name: Partial
    confidence: low
    basis: scope_vs_intent_and_consumer_expectations
    satisfied_expectations:
      - retention and integrity goals documented
    broken_expectations:
      - federation with all platform runtimes not proven in registry
    out_of_scope_expectations:
      - application business audit semantics ownership
  reliability:
    level: R1
    confidence: low
    basis: consumer_quality_signals
    known_reliability_risks:
      - multi-tenant isolation not evidenced here

discovery:
  intent: >
    Provide independent audit fabric for collecting, retaining, searching, and
    proving integrity of audit events.
  includes:
    - audit ingestion
    - retention policy
    - search and export
    - tamper evidence
  excludes:
    - generating domain business events
  use_cases: []

availability:
  current_level: A2
  target_level: A5
  current_artifacts:
    - audit-core/
  consumption_modes:
    - source module

relations:
  depends_on: []
  related_to:
    - capability.activity.event-coordinate
    - capability.statehub.progress-log

consumer_guidance:
  recommended_for:
    - planning audit retention independent of a single product
  not_recommended_for:
    - replacing application-level logging only
  known_limitations:
    - consumer evidence not yet collected in registry
---

# Audit Event Retention

Audit Core provides the retention and integrity layer for audit events across
the platform.