TL;DR: Identity-based vulnerabilities account for 4 in 5 publicly known breaches, and Oasis Security argues that the rapid expansion of non-human identities is forcing IAM teams to rethink monitoring, lifecycle control, and governance across service accounts and APIs. Legacy human-centric identity models no longer cover the operational reality of machine identities.
Editorial analysis by NHI Mgmt Group, based on content published by Oasis Security: “How NHIs Are Reshaping The Responsibilities of Identity Security Professionals”.
Key questions
Q: How should teams govern non-human identities in AI-heavy environments?
A: Teams should govern non-human identities the same way they govern other privileged assets: assign ownership, minimise scope, rotate credentials regularly, and monitor for abnormal use.
Q: Why do service accounts and API keys create more risk than many human accounts?
A: Service accounts and API keys create more risk because they are often long-lived, overprivileged, and invisible to human-centric controls.
Q: What breaks when organisations rely on manual processes for NHI governance?
A: Manual governance breaks down because scale and change outpace human review.
Practitioner guidance
- Map the full NHI estate Inventory service accounts, API credentials, tokens, and other machine identities across cloud, apps, and automation platforms.
- Automate credential lifecycle events Replace manual provisioning, rotation, and de-provisioning with policy-based workflows for machine identities.
- Re-scope privileged machine access Review where NHIs hold elevated permissions and reduce access to the smallest workable set for each workload.
Bottom line: Non-human identities are forcing IAM teams to govern machine accounts, credentials, and workflows as first-class identities rather than edge cases.
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NHIs force IAM teams to govern execution identities, not just people. The article shows that service accounts and APIs now sit at the centre of identity work, which means the operating model has expanded beyond workforce access. That shift matters because NHIs are often persistent, automated, and shared across systems, so the identity problem is no longer bounded by human login patterns. Practitioners should treat machine identity governance as part of core IAM, not a side workload.
A question worth separating out:
Q: How do security teams know if NHI controls are actually working?
A: Look for complete inventory coverage, clear ownership, enforced rotation, and evidence that unused credentials are removed on time. If secrets remain active after changes to applications, vendors, or pipelines, the control is not working. Monitoring should also show whether machine access stays within the expected workload scope.
👉 Read our full editorial: How NHIs are reshaping identity security responsibilities