Teams should start with the identities most likely to create uncontrolled privilege: orphaned accounts, stale service accounts, and accounts with broad access that no longer have a clear owner. Cleaning those first reduces the chance that PAM simply wraps governance around a dirty identity estate. The order matters because privileged controls are only as good as the accounts they govern.
Why identity cleanup has to come before PAM expansion
PAM is strongest when it governs a clean, current identity estate. If teams expand privileged controls before fixing stale accounts, orphaned service identities, or unclear ownership, PAM can end up protecting the wrong accounts, or worse, leaving hidden privilege paths intact. The real sequence is inventory, ownership, access reduction, then privileged control.
When the underlying estate is messy, PAM often becomes an overlay rather than a boundary. That means the organisation may record sessions and approve elevation for accounts that should have been removed, de-scoped, or re-owned long before any privileged workflow was added.
A useful way to think about the order is to prioritise the identities most likely to carry silent privilege. Service Account Security Guide is a good fit for the class of accounts that are often missed during PAM rollouts because they are embedded in applications, integrations, and automation rather than visible user workflows.
Which identities should be cleaned first?
The first pass should focus on identities that are both hard to notice and easy to abuse. Orphaned accounts, stale service accounts, shared administrative accounts, and accounts with broad access but no clear owner are the highest-value cleanup targets because they create privilege without accountability. Those are the accounts most likely to outlive the process that created them.
Ownership matters as much as entitlement. If a team cannot say who owns an account, what it is used for, and whether it is still required, that account is already outside effective governance. In practice, these are the identities that should be reviewed before new PAM workflows are extended to lower-risk populations.
PAM programmes also stumble when they inherit excessive permissions that were never right-sized. Cloud PAM and CIEM Guide is relevant here because it connects effective permissions, escalation paths, and right-sizing, which is exactly the problem teams face when they try to layer privileged controls over existing overprivilege.
For teams modernising both human and non-human estates, Just-in-Time Access and Zero Standing Privilege Guide supports the broader idea that standing privilege should be reduced before elevation workflows are expanded. PAM works better when it grants temporary privilege to a validated identity than when it tries to preserve permanent access and simply monitor it more closely.
What good sequencing looks like in a PAM rollout
A sensible sequence is to clean, classify, and reduce before you automate elevation. Start with discovery and ownership assignment, then remove accounts that no longer have a business purpose, then shrink broad access where usage does not justify it, and only then move to tighter privileged workflows such as vaulting, approval, and session oversight. That sequencing reduces the chance of codifying bad access into a polished control.
Teams should also separate “still needed” from “still privileged.” Some accounts are legitimate but do not need broad standing access; others are actively dangerous because they have accumulated permissions over time. PAM should be introduced differently for those two populations. Privileged Access Management Guide is useful once the estate has been rationalised, because it frames vaulting, JIT, session management, and zero standing privilege as controls that depend on prior hygiene.
For many teams, the hardest part is resisting the urge to make PAM the cleanup tool. It is not. PAM can help expose privilege, but it does not by itself prove that an account should still exist, should still be owned by the same team, or should still have the same access profile.
Standards & Framework Alignment
This section maps relevant standards and security frameworks to the operational risks and controls described in this guidance.
CIS Controls v8 and NIST SP 800-53 Rev 5 set the technical controls, while ISO/IEC 27001:2022 defines the regulatory obligations.
| Framework | Control / Reference | Relevance |
|---|---|---|
| CIS Controls v8 | CIS-5 — Account Management | Covers account inventory, ownership, and removal of stale or orphaned accounts before PAM expansion. |
| Recommendation — Inventory accounts, remove stale entries, and enforce ownership before adding privileged workflows. | ||
| NIST SP 800-53 Rev 5 | IA-5 — Authenticator Management | Applies because cleanup often requires rotating or retiring credentials tied to old accounts before PAM can govern them. |
| AC-6 — Least Privilege | Directly supports reducing broad access so PAM governs only necessary privilege. | |
| Recommendation — Retire or rotate credentials for decommissioned accounts before placing them under PAM control. Right-size entitlements first, then apply privileged access controls to the remaining access paths. | ||
| ISO/IEC 27001:2022 | A.5.15 — Access control | Supports access governance by ensuring identities are cleaned and scoped before privileged controls are layered on. |
| A.8.2 — Privileged access rights | Directly addresses privileged rights that should be rationalised after identity cleanup. | |
| Recommendation — Review access necessity and ownership before extending privileged control coverage. Reduce and validate privileged rights only after the affected identities are cleaned up. | ||
Practitioner Guidance
What to verify: Before expanding PAM, verify that each target account has a named owner, a current business purpose, and a documented reason for any standing privilege. If any of those three are missing, treat the account as a cleanup candidate rather than a PAM candidate.
What to prioritise: Prioritise accounts with broad access, long-lived credentials, or unclear lineage first, because those create the biggest blast radius if PAM is applied on top of them without remediation.
Decision rule: If an account is orphaned, stale, or shared across functions, remove or re-home it before adding privileged workflow around it. If it is legitimate but elevated, move it into a tighter privileged pattern after confirming least-privilege scope.
Practitioner takeaway: PAM should formalise privilege that is already justified, not preserve privilege that nobody can explain.
Related resources from NHI Mgmt Group
- How should security teams prioritise NHI remediation in cloud environments?
- When should security teams prioritise PAM over broader identity governance?
- What should identity teams ask before approving AI platform expansion?
- What should identity teams prioritise before adding quantum-related controls?