TL;DR: IGA governs identity lifecycle, access requests, role management, certification, and audit reporting across the enterprise, while PAM narrows to privileged accounts with vaulting, session monitoring, and just-in-time access, according to StrongDM. The distinction matters because NHIs and elevated access now create separate governance problems, not one shared control layer.
Editorial analysis by NHI Mgmt Group, based on content published by StrongDM: “IGA vs. PAM: What’s the Difference?”.
Key questions
Q: Where does IGA fail when teams expect it to control privileged access on its own?
A: IGA fails when organisations treat certification and role governance as if they also contain live elevated activity.
Q: Why do privileged accounts need separate controls from standard access?
A: Privileged accounts can change configuration, read sensitive data, or move across systems faster than ordinary accounts.
Q: How can IAM teams decide whether an access issue belongs in IGA or PAM?
A: Use IGA when the question is entitlement ownership, role design, lifecycle management, or audit evidence across the identity population.
Practitioner guidance
- Define the IGA ownership boundary Map which identity decisions belong to enterprise governance, including provisioning, certification, role design, and audit reporting, and which decisions belong to privileged access control.
- Segregate privileged session controls Require vaulting, session recording, and just-in-time issuance for privileged accounts instead of allowing the same review cycle used for standard user access.
- Review standing privileged access separately Pull all elevated accounts out of generic access review workflows and assess them against privilege scope, session duration, and revocation latency.
Bottom line: IGA and PAM address different parts of the identity problem, so treating them as interchangeable weakens governance and control.
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IGA and PAM are no longer a single governance problem. IGA manages entitlement decisions at scale, but PAM governs the live use of elevated access. That distinction matters because organisations that collapse the two into one control layer usually underinvest in privileged session containment. The practical conclusion is that governance scope and execution control must be separated in the identity architecture.
A few things that frame the scale:
- 97% of NHIs carry excessive privileges, increasing unauthorised access and broadening the attack surface, according to the Ultimate Guide to NHIs.
A question worth separating out:
Q: Why does zero standing privilege reduce risk in privileged access management?
A: Zero standing privilege reduces risk because it removes always on access that attackers can reuse or abuse. When credentials exist only on demand, there is less opportunity for lateral movement, privilege accumulation, and unnoticed misuse. It also forces teams to validate each request, which improves control over remote sessions and makes privileged activity easier to govern.
👉 Read our full editorial: IGA vs. PAM in modern IAM: where governance and control diverge