Accountability usually sits with the system owner, the identity team, and the application owner together, because each controls part of the secret lifecycle. IAM defines the lifecycle event, PAM governs privileged secrets, and NHI operations handle the runtime credential. If no owner can revoke it quickly, the control is incomplete.
Why This Matters for Security Teams
Secret rotation fails when accountability is split but not operationalised. IAM may define the policy trigger, PAM may own privileged credentials, and NHI operations may hold the runtime token, yet none of those groups can safely assume the others will revoke or replace it in time. That gap turns a routine maintenance task into an exposure window, especially where secrets are duplicated across tickets, chat, code, and vaults. NHI Management Group’s Guide to the Secret Sprawl Challenge and 2025 State of NHIs and Secrets in Cybersecurity show how quickly a single secret can become many unmanaged copies. OWASP’s OWASP Non-Human Identity Top 10 also treats weak lifecycle control as a core risk, not a side issue.
The practical mistake is treating rotation as a scheduled event rather than a coordinated control spanning issuance, use, revocation, and verification. In practice, many security teams encounter stale access only after a token has already been reused in a new system, rather than through intentional lifecycle governance.
How It Works in Practice
Clear ownership usually needs a three-part model. The application owner confirms which secret is in use and whether rotation will break dependencies. The identity team owns policy, approval gates, and lifecycle standards. The platform or NHI operations team executes the actual replacement, validates propagation, and confirms old credentials are dead. For privileged access, PAM should enforce the controlled handoff; for machine and workload identities, the runtime team should manage issuance and revocation. The objective is not just to rotate, but to prove the old secret can no longer authenticate.
Current guidance suggests that rotation should be tied to a change event, compromise signal, offboarding action, or expiry policy, rather than a calendar alone. For secrets that support automation, short-lived credentials are often safer than long-lived static values. NHIMG’s NHI Lifecycle Management Guide and Guide to NHI Rotation Challenges are useful references for mapping that lifecycle end to end, while the OWASP guidance reinforces that lifecycle ownership must be explicit rather than implied. A workable process usually includes:
- one named owner for each secret class
- an approval path for rotation and emergency revocation
- dependency mapping so downstream services are updated first
- verification that old credentials are invalid after the change
Where secrets are shared across teams or reused across environments, ownership becomes blurry and rotation tends to stall.
Common Variations and Edge Cases
Tighter rotation often increases operational overhead, requiring organisations to balance faster revocation against system fragility. That tradeoff is most visible in legacy applications, vendor integrations, and shared service accounts, where one failed update can cause outages. Best practice is evolving, but there is no universal standard for this yet: some organisations assign primary accountability to the application owner, while others centralise it in IAM or PAM and require local execution support. The important point is that someone must be able to revoke the credential immediately and prove it was replaced.
Edge cases also appear with embedded secrets, CI/CD pipelines, and non-interactive workloads that cannot tolerate manual intervention. In those environments, JIT issuance and dynamic secret reduce the blast radius, but only if the runtime system can refresh them without human delay. The Ultimate Guide to NHIs — Static vs Dynamic Secrets helps distinguish when static credentials are still being used as a convenience rather than a necessity. The same applies to vendor-managed service accounts: if the supplier controls the secret but your team owns the risk, accountability must be written into the operating model, not assumed in the contract. In tightly coupled environments, this guidance breaks down when no single team can update every dependent system before the old secret expires.
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 address the attack and risk surface, while NIST CSF 2.0 and NIST AI RMF set the governance and control requirements practitioners need to meet.
| Framework | Control / Reference | Relevance |
|---|---|---|
| OWASP Non-Human Identity Top 10 | NHI-03 | Secret rotation and revocation are core NHI lifecycle controls. |
| NIST CSF 2.0 | PR.AC-1 | Accountability for access lifecycle fits identity and access control governance. |
| NIST AI RMF | Autonomous workload governance needs clear accountability and lifecycle control. |
Define accountable owners for issuance, rotation, and revocation of machine and agent credentials.
