Topic starter
24/06/2026 7:42 pm
TL;DR: Identity Security visibility remains fragmented across human and machine accounts, devices, applications, and local identity stores, according to Hydden, which positions identity attack surface management as an end-to-end way to discover and secure every identity everywhere. Traditional IAM, IGA, and PAM break down when organizations cannot continuously see how identities are used, where privilege sits, and whether compromise is already in motion.
Editorial analysis by NHI Mgmt Group, based on content published by Hydden: “Identity Attack Surface Management (IASM): Uniting Proactive and Reactive Identity Defense”.
Key questions
Q: Where does identity security visibility fail in practice?
A: It fails when identity data is split across cloud apps, endpoints, local stores and privileged admin portals, leaving no single control point with a complete view.
Q: Why do IAM, IGA and PAM miss hidden identity risk?
A: They miss it when they are run as separate control layers over a fragmented estate.
Q: How can teams tell whether identity attack surface management is working?
A: It is working when the number of high-risk identities falls, exposed credentials are retired faster, and reachable privileged paths shrink over time.
Practitioner guidance
- Map the full identity attack surface Inventory identities across cloud apps, on-premises systems, endpoint devices, edge infrastructure and local identity stores so that hidden ownership and privilege do not sit outside your governance scope.
- Shift reviews toward continuous discovery Use continuous discovery to update the identity estate between formal reviews, because point-in-time recertification will always lag a rapidly changing access graph.
- Correlate privilege with usage evidence Join account ownership, privilege state and recent activity so that unusual admin access or stale accounts are evaluated in context rather than as isolated events.
Bottom line: Identity security gaps are often an inventory problem first and a tooling problem second, because fragmented identity sources make complete governance impossible.
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25/06/2026 5:06 am
Identity attack surface management is a visibility discipline, not a branding exercise. The article is describing a control problem that sits upstream of IAM, IGA and PAM tooling choices. If the organisation cannot discover every identity and account path continuously, every downstream governance action starts from incomplete state. The practical conclusion is that identity security programmes need an inventory-and-monitoring foundation before they can claim control.
A few things that frame the scale:
- Organisations maintain an average of 6 distinct secrets manager instances, creating fragmentation that undermines centralised control, according to the State of Secrets in AppSec.
A question worth separating out:
Q: What is the difference between attack surface management and identity attack surface management?
A: Attack surface management looks broadly at exposed systems, while identity attack surface management focuses on the people, accounts, policies, and trust relationships that govern access. The second is narrower in scope but often more dangerous, because identity compromise can unlock the rest of the environment.
👉 Read our full editorial: Identity attack surface management reframes IAM visibility gaps