diff --git a/registry/capabilities/capability.security.practice-canon.md b/registry/capabilities/capability.security.practice-canon.md
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+---
+id: capability.security.practice-canon
+owner: security-canon
+status: draft
+domain: infotech
+maturity:
+  discovery:
+    current: D3
+    target: D5
+    confidence: medium
+    rationale: Owner scope, neighboring responsibilities, concrete use cases and limitations
+      are documented; no exhaustive or generalized maturity claim.
+  availability:
+    current: A0
+    target: A0
+    confidence: medium
+    rationale: 'Source interface assessed 2026-10-14: Versioned SEC-DSM and Mode of
+      Authority documents. Availability describes the delivery form, not production
+      acceptance. Normative practice; no runtime control or certification.'
+external_evidence:
+  completeness:
+    level: C1
+    confidence: low
+    basis: Source artifacts establish a bounded capability; no independent consumer-completeness
+      assessment in this review.
+  reliability:
+    level: R0
+    confidence: low
+    basis: No longitudinal consumer reliability measurement established by this review.
+name: Security practice and authority vocabulary
+summary: Versioned SEC-DSM and Mode of Authority documents.
+tags:
+- security
+- netkingdom
+- framework-reuse
+discovery:
+  intent: Versioned SEC-DSM and Mode of Authority documents
+  includes:
+  - Versioned SEC-DSM and Mode of Authority documents
+  excludes:
+  - Normative practice; no runtime control or certification
+  use_cases:
+  - 'U01: Architect composes a security deployment from explicit owner contracts and
+    case types'
+  - 'U07: Owner inventories, rotates, revokes and detects exposure of credentials'
+  - 'U10: Operator recovers identity, custody or data with independently held recovery
+    material'
+  - 'U14: Framework adopter validates and reuses selected contracts, tools and reference
+    compositions'
+availability:
+  current_level: A0
+  target_level: A0
+  current_artifacts:
+  - SCOPE.md
+  - infospace/standards/devops-secrets-management/SecurityCanonDevOpsSecretsManagementStandard.md
+  consumption_modes:
+  - informational
+relations:
+  related_to:
+  - capability.security.iam-tooling-suite
+evidence:
+  documentation:
+  - SCOPE.md
+  - infospace/standards/devops-secrets-management/SecurityCanonDevOpsSecretsManagementStandard.md
+consumer_guidance:
+  recommended_for:
+  - Architect composes a security deployment from explicit owner contracts and case
+    types
+  - Owner inventories, rotates, revokes and detects exposure of credentials
+  - Operator recovers identity, custody or data with independently held recovery material
+  - Framework adopter validates and reuses selected contracts, tools and reference
+    compositions
+  not_recommended_for:
+  - Normative practice; no runtime control or certification
+  known_limitations:
+  - Normative practice; no runtime control or certification
+  - 2026-10-14 architecture review estimates operational maturity separately; a registry
+    entry does not authorize execution or establish deployment.
+---
+
+# Security practice and authority vocabulary
+
+Versioned SEC-DSM and Mode of Authority documents.
+
+## Reuse boundary
+
+Normative practice; no runtime control or certification.
+
+## Supported use cases
+
+- U01: Architect composes a security deployment from explicit owner contracts and case types
+- U07: Owner inventories, rotates, revokes and detects exposure of credentials
+- U10: Operator recovers identity, custody or data with independently held recovery material
+- U14: Framework adopter validates and reuses selected contracts, tools and reference compositions
+
+## Evidence and integration
+
+- [SCOPE.md](../../SCOPE.md)
+- [infospace/standards/devops-secrets-management/SecurityCanonDevOpsSecretsManagementStandard.md](../../infospace/standards/devops-secrets-management/SecurityCanonDevOpsSecretsManagementStandard.md)
+
+Assessment: CUST-WP-0081, 2026-10-14. Relations identify interfaces to compose; they do not certify native integration. Existing external evidence levels are retained where present. New entries use conservative C1/R0 until consumer assessment exists.
diff --git a/registry/indexes/capabilities.yaml b/registry/indexes/capabilities.yaml
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+++ b/registry/indexes/capabilities.yaml
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+version: 1
+domain: infotech
+capabilities:
+- id: capability.security.practice-canon
+  name: Security practice and authority vocabulary
+  summary: Versioned SEC-DSM and Mode of Authority documents.
+  domain: infotech
+  status: draft
+  owner: security-canon
+  tags:
+  - security
+  - netkingdom
+  - framework-reuse
+  vector: D3 / A0 / C1 / R0
+  path: registry/capabilities/capability.security.practice-canon.md
+  consumption_modes:
+  - informational
+updated: '2026-10-14'