TL;DR: The governed portion can appear steady while the real identity estate keeps expanding, according to Klyro. For practitioners, coverage has to follow live discovery and lifecycle change or it will overstate governance.
Editorial analysis by NHI Mgmt Group, based on content published by Klyro: “Your IGA Coverage Number Has a Denominator Problem”.
Key questions
Q: Why do service accounts and workloads become overprivileged over time?
A: They usually inherit access for a launch or integration and then keep it long after the original purpose changes.
Q: What is the difference between a static inventory and live discovery?
A: A static inventory is a point-in-time list of identities, accounts or assets captured manually or from a scheduled export.
Q: How should teams keep IGA coverage accurate as identities change?
A: Teams keep IGA coverage accurate by continuously discovering service accounts, API keys, tokens, certificates and workloads, then reconciling that live state against the identity catalogue.
Practitioner guidance
- Audit the denominator definition Rebuild coverage reporting so the application and identity denominator is refreshed from live sources, not a one-time discovery baseline.
- Count machine identities in the same estate Stop separating non-human identities into a side report and include service accounts, tokens, and integrations in the primary governed population.
- Assign a named owner to every credential Require a human accountable for the continued existence, scope, and rotation of each non-human identity before it is considered governed.
Bottom line: Static IGA coverage can look healthy while the real identity estate expands beyond the denominator used in reporting.
Glossary terms: Coverage Metric, Shadow AI, Non-Human Identity (NHI), Machine Identity
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Static coverage ratios create governance drift: A denominator set during an early discovery exercise stops representing the estate as soon as Shadow AI starts creating identities outside that process. The program may still govern the known population well, but the reported coverage no longer describes the real one. The practitioner consequence is simple: a coverage metric that cannot fall cannot be trusted as a control signal.
A few things that frame the scale:
- Nearly 60% of IT leaders cite restrictive cost and complexity as a weakness of legacy identity governance, according to the 2025 State of Identity Governance Report.
A question worth separating out:
Q: How should teams assign ownership to non-human identities?
A: Teams should assign one accountable owner and one technical steward to every non-human identity, then require both to be recorded before production access is approved. Ownership should be tied to the identity lifecycle, including review, rotation, and retirement, so accountability survives staffing changes and application handoffs.
👉 Read our full editorial: Static IGA coverage numbers fail when identities change continuously