Security

Security and compliance built for audit reality.

Gvner enforces execution governance with deterministic decisions, identity controls, immutable evidence, and fail‑closed enforcement.

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Security posture

Governance is enforced at execution time with identity and operational controls. Every decision is verifiable and reproducible.

Least-privilege execution

Agents operate with explicit scopes and permissions. Unauthorized actions are denied by default.

Immutable audit trail

Each decision produces an immutable record with policy basis and evidence hash.

Fail-closed enforcement

If Gvner cannot decide, execution is denied. No silent fallbacks or hidden paths.

Proof of enforcement

Every decision is explicit, auditable, and linked to evidence. The system always shows its work.

Decision record (redacted)

{
  "decision": "DENY",
  "policy_basis": ["PB-042", "REF-FIN-002"],
  "reasoning": "VIOLATION - retention policy",
  "audit_id": "aud_9f2e4c1a8b7d6f3e",
  "governance_era": "v1.0 (Constitution Frozen)",
  "evidence_hash": "sha256:7f3e9a2c1d8b..."
}

What this proves

Execution was blocked without exception

Decision basis is explicit and reproducible

Evidence is immutable and exportable

Fail-closed at runtime

When Gvner cannot make a decision, execution is denied. No fallback behavior exists.

Failure conditions

Decision timeout or policy ambiguity

Missing approvals or expired authority

Governance service unavailable

Default outcome

DENY. Execution does not proceed until an explicit ALLOW is returned.

Regulator-ready view

Auditors do not need internal access. Evidence is exportable, verifiable, and scoped.

Export pack summary

Decision ledger (PDF + JSON)

Policy snapshots + approvals

Integrity receipts + hashes

Identity change receipts

Receipt (redacted)

EXPORT_ID: exp_7c19f4a
SIGNED_AT: 2026-02-12T19:11:48Z
HASH: sha256:4b1f9c2d2a...
VERIFIED: true

Security posture timeline

Governance is operationally visible with traceable authority changes.

Governance Era v1.0 frozen

Policy changes require super-majority approval.

Audit exports enabled

Regulator-ready evidence packs are live.

Override protocol enforced

Emergency overrides require dual approval with evidence capture.

Control map

Core controls are built directly into the decision engine and evidence layer.

Compliance alignment

Gvner produces evidence suitable for regulatory and contractual reviews.

Framework	Coverage Focus	Evidence Output
SOX	Retention, approvals, auditability	Immutable audit ledger
GDPR	Scope enforcement, data minimization	Decision basis + policy lineage
HIPAA	Access control, audit logging	Execution decision trails
Internal Policy	Budget and authority constraints	Deterministic decision exports

Data handling and privacy

Execution governance is enforced without expanding access to sensitive data.

Data minimization

Policies define explicit scopes, preventing unnecessary data exposure. Gvner evaluates intent rather than raw payloads where possible.

Scoped access by policy

Context-limited evaluation

Retention rules enforced at decision time

Evidence integrity

Every decision produces cryptographically verifiable evidence that can be exported without exposing confidential payloads.

Immutable audit ID per decision

Evidence hash for integrity

Deterministic replays for auditors

Responsible disclosure

If you find a security issue, email security@gvner.com. We acknowledge reports within 72 hours and provide status updates until resolution.

Please include steps to reproduce

Impact assessment or affected components

Recommended remediation (if known)