Why does NHI growth make identity consolidation more urgent?

Why This Matters for Security Teams

identity consolidation becomes urgent because NHI growth turns access governance into a scale problem, not a niche admin task. Service accounts, API keys, tokens, and certificates create parallel identity paths that often sit outside workforce IAM and drift into separate tooling. As Ultimate Guide to NHIs — Key Research and Survey Results shows, NHIs outnumber human identities by 25x to 50x in modern enterprises, while only 5.7% of organisations have full visibility into their service accounts.

That gap matters because fragmented ownership leads to blind spots in rotation, offboarding, privilege review, and incident response. When one team manages secrets in a vault, another tracks cloud roles, and a third owns CI/CD tokens, no single control plane can answer a basic question: what identity can still reach what system, right now? The NIST Cybersecurity Framework 2.0 is helpful here because it frames identity as an operational risk domain, not just an authentication problem. In practice, many security teams discover this only after a leaked token, stale service account, or overprivileged integration has already widened the blast radius.

How It Works in Practice

Consolidation is not about forcing every NHI into one product. It is about creating a unified governance layer that can inventory identities, map ownership, and apply consistent lifecycle controls across workloads. The strongest programs treat NHIs as first-class identities, with visibility into where each secret lives, which workload uses it, what privileges it carries, and when it must be rotated or revoked. That is the operational lesson behind the Ultimate Guide to NHIs.

Current guidance suggests a few practical moves:

• Centralise discovery across cloud IAM, vaults, CI/CD, secrets stores, and code repositories.
• Assign an owner to every NHI and require a business or system purpose for each one.
• Enforce short-lived credentials where possible, with rotation and revocation tied to system events.
• Correlate NHI entitlements with workload identity and human administrative access so drift is visible.
• Use policy-as-code to evaluate access at request time, rather than relying only on static role definitions.

This is where identity consolidation intersects with Zero Trust: the point is to reduce the number of disconnected trust decisions, not just the number of tools. Frameworks such as NIST CSF 2.0 and emerging NHI controls both push toward inventory, protection, detection, and response as one operating model. Security teams also need to look at the highest-risk cases first, especially exposed secrets, inactive accounts, and third-party integrations that bypass normal review. These controls tend to break down when identity ownership is split across platform, app, and DevOps teams because no single group can see the full dependency chain.

Common Variations and Edge Cases

Tighter consolidation often increases operational overhead, requiring organisations to balance governance depth against delivery speed. That tradeoff is especially visible in cloud-native environments, where every pipeline, container, and integration may need its own identity and its own release cadence. There is no universal standard for this yet, but current guidance suggests prioritising the identities that can move data, deploy code, or reach production systems.

Some environments also need a hybrid model rather than full centralisation. For example, regulated workloads may require stricter control planes, while experimental AI or automation stacks may need faster credential issuance with tighter TTLs. The important point is consistency of policy, not identical tooling everywhere. Consolidation is also harder when third-party access is heavy, because external NHIs can be provisioned and revoked on schedules that do not match internal change control. In those cases, consolidation should focus on shared inventory, shared risk scoring, and shared revocation standards first. As NHIMG research shows, third-party exposure is widespread, so scattered governance quickly becomes an audit and breach problem rather than just an efficiency issue.

Related resources from NHI Mgmt Group

• How should security teams make NHI best practices usable across the business?
• Who is accountable when identity security controls fail across IAM, PAM, and NHI programmes?
• How can IAM leaders make identity data useful for the business?
• When does a shared identity platform become useful for NHI governance?