TL;DR: P0 Security says cloud-native access governance is breaking down because legacy access models cannot consistently govern both human users and non-human identities across discovery, ownership, risk posture, and lifecycle management. Least privilege only holds when inventories, ownership, and rotation workflows cover service accounts, outdated keys, and overprivileged access together.
Editorial analysis by NHI Mgmt Group, based on content published by P0 Security: “Strengthening Access Governance for Human and Machine Identities”.
By the numbers:
- The global average cost of a data breach in 2024 was $4.9 million, a 10% increase over last year.
Key questions
Q: What breaks when human and machine identities are managed in separate programmes?
A: Ownership, visibility, and response paths fragment.
Q: Why do overprivileged service accounts create such persistent cloud risk?
A: Overprivileged service accounts create persistent risk because they combine standing access, weak ownership, and broad lateral movement potential.
Q: How can teams tell whether access governance is actually working?
A: Look for short revocation times, low rates of stale entitlements, and repeatable access review outcomes across systems.
Practitioner guidance
- Build a unified identity inventory Create one inventory for users, service accounts, keys, tokens, and certificates, with explicit ownership and system context for each identity.
- Assign accountable owners to every NHI Tie each service account or machine credential to a named owner responsible for rotation, offboarding, and exception handling.
- Review overprivileged access by task scope Compare current entitlements to actual workloads and workflows, then remove access that persists beyond the task or system boundary.
Bottom line: Access governance now has to cover users and machine identities in one model, because separate control paths leave gaps that attackers can exploit.
What's in the full article
P0 Security's full article covers the operational detail this post intentionally leaves for the source:
- Best-practice guidance on discovery and ownership for humans and NHIs across cloud estates
- A short set of governance recommendations for service owners handling rotation, onboarding, and offboarding
- The article’s own framing of access governance, least privilege, and cloud-native identity risk
- Practical context for why Cybersecurity Awareness Month is used as the timing for these recommendations
👉 Read P0 Security's article on strengthening access governance for human and machine identities →
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Access governance has become a cross-identity discipline, not a user-only control problem. The article is pointing at a structural change in cloud estates: the same business environment now contains humans, service accounts, keys, and tokens that all require governed access. Separate policy stacks create blind spots because ownership, revocation, and review do not line up across identity types. Practitioners should treat access governance as one lifecycle problem across all identity classes.
A few things that frame the scale:
- NHIs outnumber human identities by 25x to 50x in modern enterprises, according to the Ultimate Guide to NHIs.
- 43% of security professionals are concerned about AI systems learning and reproducing sensitive information patterns from codebases, according to the State of Secrets in AppSec.
A question worth separating out:
Q: When should organisations replace standing privilege with just-in-time access?
A: Organisations should replace standing privilege with just-in-time access whenever elevated access is not required continuously. JIT reduces the time window in which credentials can be abused, especially for admin tasks, break-glass use, and sensitive automation. It works best when paired with approval, expiry, and logging so temporary access does not become another form of standing privilege.
👉 Read our full editorial: Access governance for human and machine identities is breaking down