TL;DR: Least privilege is widely understood but hard to operationalise because access accumulates through role changes, exceptions, shared credentials and machine workflows, according to SSH Communications Security. The real control problem is not policy intent but eliminating standing privilege so access expires by default, not by review cycle.
Editorial analysis by NHI Mgmt Group, based on content published by SSH Communications Security: “Defining Least Privilege for PAM: Give Users What They Need—and Nothing More”.
Key questions
Q: What breaks when least privilege is missing?
A: When least privilege is missing, a single compromised identity can reach far more systems and data than the task requires.
Q: Why do shared administrator credentials create audit and security risk?
A: Shared credentials remove individual accountability, so investigators cannot tie actions to one person or one business purpose.
Q: How do security teams know whether least privilege is actually working?
A: Least privilege is working when identities have narrowly scoped permissions, unused credentials are removed or quarantined, and repeated access reviews consistently shrink entitlements.
Practitioner guidance
- Map every standing privilege path Inventory permanent administrator accounts, shared passwords, static SSH keys and broad access groups, then identify which ones survive after the original business need has ended.
- Convert recurring admin tasks to JIT workflows Route approved maintenance, deployment and troubleshooting access through time-bound requests so privilege exists only for the task window.
- Separate role scope from task scope Review privileged roles to ensure they limit systems, accounts, commands and applications, rather than simply renaming a highly privileged account.
Bottom line: Least privilege fails when access is still present after the task that justified it has ended.
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Standing privilege is the control failure that makes least privilege look weaker than it is. The article is not describing a flaw in the principle, but a failure to make access end when the task ends. Permanent accounts, shared credentials and broad roles convert a policy objective into an inventory problem. The practitioner lesson is that access duration must be treated as a first-class governance variable.
A few things that frame the scale:
- Only 5.7% of organisations have full visibility into their service accounts, according to the Ultimate Guide to NHIs.
- 92% of cloud identities are over-permissioned and 62% are dormant.
A question worth separating out:
Q: What should IAM and PAM teams do when access reviews keep finding exceptions?
A: Treat repeated exceptions as a design problem, not an audit nuisance. If the same access keeps reappearing, the role is too broad, the workflow is too slow, or the entitlement model does not match how work actually happens. Fix the access pattern, not just the review outcome.
👉 Read our full editorial: Least privilege fails when standing access becomes permanent