Treat policy as the starting point and runtime activity as the control truth. When identities can move across cloud, SaaS, and hybrid systems in ways that entitlement records do not capture, governance has to combine authorisation data, authentication events, and access-path telemetry to reveal what is actually happening.
Why governance must start with the policy-to-runtime gap
When policy intent and runtime behaviour diverge, the control problem is usually not the policy itself but the assumptions behind it. Identity governance has to answer a harder question: which permissions are declared, which are actually exercised, and which paths to access exist in practice across cloud, SaaS, and hybrid estates.
The practical shift is to treat entitlement records as one input, not the source of truth. Runtime activity, authentication signals, and access-path telemetry reveal whether an identity is using inherited access, shadow access, delegated access, or stale privileges that the catalogue no longer reflects.
That is why governance needs an identity security programme that can reconcile operating model, ownership, and review cadence with what systems are actually doing.
What runtime truth looks like in mixed environments
Runtime truth is not a single log source. It emerges when authorisation decisions, sign-in events, session behaviour, token use, and downstream resource access are correlated into one view of effective access. That correlation matters most where cloud roles, SaaS entitlements, and hybrid application paths overlap and where one identity can reach many services through different control planes.
In these environments, the question is often not whether a user or workload has access on paper, but whether the access path is still valid, overly broad, reused across systems, or exercised in ways the approval chain never anticipated. If runtime use shows access that policy does not describe, governance should assume the record is incomplete until proven otherwise.
For non-human and service-style access, the same principle applies to NHI lifecycle processes, because stale credentials and unmanaged lifecycles are often the reason runtime reality drifts away from intended control.
How to govern the mismatch without overcorrecting
The right response is usually not to tighten every policy first, but to close the evidentiary loop. Start by defining which runtime signals prove actual use, which signals indicate an exception, and which signals mean the entitlement model is stale. Then bind those signals to ownership so that review, revocation, and recertification can happen against observed behaviour, not only periodic attestations.
Where runtime access appears broader than intent, teams should distinguish between legitimate operational flexibility and uncontrolled privilege expansion. A temporary access path used under change control is different from persistent access that quietly became normal because no one updated the policy baseline. That distinction is critical for governance decisions, because the remediation is not always the same.
Policy drift can also become an audit problem when organisations cannot explain why a live session, API token, or federated assertion succeeded even though the entitlement record does not justify it. Audit and regulatory perspectives become relevant here because they force teams to retain evidence that links access decisions to current operating reality.
Risk and Threat Considerations
When governance lags runtime behaviour, hidden access paths accumulate and attackers gain more room to operate. The main risk is not just excess privilege, but the inability to see which identities can still reach sensitive systems after policy has changed, ownership has moved, or credentials have been reused across environments.
Failure mechanism: Policy says one thing, but effective access is being granted through stale entitlements, delegated trust, reused secrets, or cross-platform paths that never enter the entitlement record. That creates blind spots in review, revocation, and detection.
Impact: Organisations can miss overprivileged access, fail to revoke dormant pathways, and discover compromise only after the identity has already moved laterally or used legitimate access to reach sensitive data and administration surfaces.
Standards & Framework Alignment
This section maps relevant standards and security frameworks to the operational risks and controls described in this guidance.
OWASP Non-Human Identity Top 10 addresses the attack and risk surface, while NIST SP 800-53 Rev 5 and NIST Zero Trust (SP 800-207) set the governance and control requirements practitioners need to meet.
| Framework | Control / Reference | Relevance |
|---|---|---|
| NIST SP 800-53 Rev 5 | AU-6 — Audit Record Review, Analysis, and Reporting | Runtime truth requires correlating access activity and reviewable evidence. |
| AC-2 — Account Management | Identity governance must reconcile account state, ownership, and lifecycle with actual use. | |
| IA-5 — Authenticator Management | Policy-runtime gaps often persist through stale or reused credentials and tokens. | |
| Recommendation — Correlate identity events and investigate access that diverges from policy intent. Review and disable accounts whose live access no longer matches approved need. Rotate, revoke, and track authenticators so active access matches current authorization. | ||
| NIST Zero Trust (SP 800-207) | 3.1 — Default Zero Trust Logical Components and Deployment Models | Zero trust depends on continuous verification of access, not static entitlement assumptions. |
| Recommendation — Base access decisions on current context and observed signals rather than standing trust. | ||
| OWASP Non-Human Identity Top 10 | NHI-01 — Improper Offboarding | Stale identities and access paths persist when lifecycle events are not reflected at runtime. |
| Recommendation — Remove access paths immediately when an identity’s business need ends. | ||
Practitioner Guidance
What to verify: Verify that your review process compares entitlement records with observed session and access-path data, not with the last approved role assignment alone. If those two views disagree, treat the runtime view as the starting point for investigation and the entitlement view as the hypothesis to test.
Decision rule: If an identity can still authenticate and reach a resource after its documented business need has ended, prioritise revocation, session invalidation, and ownership correction before debating whether the access was “technically allowed.”
Common mistake: Teams often recertify the catalog and call the control effective even when runtime usage shows a different privilege shape. That creates false confidence because governance becomes a paperwork exercise instead of a control feedback loop.
Practitioner takeaway: Effective identity governance is measured by whether policy, entitlement, and runtime behaviour converge enough to explain real access, not by whether the policy document looks complete.