An alternative term for non-human identity used in some regulatory and governance frameworks — referring to any entity that is not a human user but holds digital identity and access rights.
Expanded Definition
Non-Person Entity, or NPE, is a governance term used in some regulatory and enterprise frameworks for any digital identity that is not tied to a human user. In practice, it overlaps heavily with NHI, but usage in the industry is still evolving and definitions vary across vendors.
The term usually covers service accounts, workloads, APIs, bots, certificates, and autonomous agents when they authenticate, receive permissions, or act on behalf of a business process. The key distinction is not whether the entity is software, but whether it can be granted access, assume a role, or hold secrets. That makes NPE a useful umbrella for identity inventory and access governance, while NHI remains the more precise security term in most operational contexts. For broader identity and access expectations, organisations often anchor policy to NIST Cybersecurity Framework 2.0 and then map the implementation details to workload and non-human access patterns.
The most common misapplication is treating NPE as a synonym for a device or endpoint, which occurs when teams ignore credentialed software identities that can still request, inherit, or persist privileged access.
Examples and Use Cases
Implementing NPE governance rigorously often introduces inventory and lifecycle overhead, requiring organisations to weigh operational speed against tighter visibility and revocation discipline.
- A CI/CD service account signs deployment artifacts and must be tracked as an NPE with bounded permissions, secret rotation, and ownership.
- An API client authenticates to a partner platform using a token, so its access, expiry, and revocation workflow should be managed alongside other NHIs in the Ultimate Guide to NHIs.
- An autonomous agent uses tool access to open tickets or trigger workflows, which makes it an NPE that needs explicit policy, logging, and containment aligned to NIST Cybersecurity Framework 2.0.
- A certificate issued to a workload is treated as an NPE when it establishes trust for machine-to-machine communication and must be rotated before expiry.
- A scheduled job account is a classic NPE example because it often outlives the original application change and accumulates excess permissions over time.
In mature programmes, NPE classification helps teams separate human identity controls from machine identity controls, which makes reviews, offboarding, and exception handling faster and more consistent.
Why It Matters in NHI Security
NPE matters because many of the highest-risk identity failures happen outside the human user lifecycle. If an organisation cannot name, classify, and govern its non-person entities, it will miss standing privileges, forgotten credentials, and orphaned automation paths. The NHI Mgmt Group’s Ultimate Guide to NHIs reports that 97% of NHIs carry excessive privileges, showing how quickly machine identities can become over-permissioned when they are treated as temporary technical artifacts instead of governed identities.
This is especially relevant to zero trust and resilience work, because NPEs often sit at the centre of service-to-service trust chains. If the identity is not owned, rotated, and reviewed, a compromise can spread across APIs, pipelines, and cloud workloads. That is why NIST’s zero trust and broader control guidance is often used as the policy backbone, even when the organisation uses NPE as its internal label rather than NHI. Practitioners usually encounter the urgency of NPE governance only after a leaked key, exposed pipeline secret, or suspicious workload has already been used to move laterally, at which point the term becomes operationally unavoidable to address.
Standards & Framework Alignment
This section maps relevant standards and security frameworks to the operational risks and controls described in this guidance.
OWASP Non-Human Identity Top 10 address the attack and risk surface, while NIST CSF 2.0 and NIST Zero Trust (SP 800-207) set the governance and control requirements practitioners need to meet.
| Framework | Control / Reference | Relevance |
|---|---|---|
| OWASP Non-Human Identity Top 10 | NHI-01 | Covers identity inventory and classification for non-human identities. |
| NIST CSF 2.0 | PR.AA | Addresses identity and access control for users and non-person entities. |
| NIST Zero Trust (SP 800-207) | Zero trust requires explicit verification for every workload and machine identity. |
Inventory every NPE, assign an owner, and enforce lifecycle controls from creation to offboarding.
