Identity security for utilities depends on visibility and automation

At a glance

What this is: This is a utility-focused identity security post arguing that visibility, automation, and audit trails are essential to manage access across cloud, hybrid, and legacy systems.

Why it matters: It matters because utilities need identity controls that can keep pace with contractors, leavers, regulatory obligations, and operational resilience requirements across human and non-human access paths.

By the numbers:

• 54% of utilities expect their operational technology to be attacked within the next year.
• 30% of all data breaches at utilities are caused by internal actors.

👉 Read SailPoint's identity security guidance for utilities

Context

Utilities now operate in a mixed environment of employees, contractors, cloud services, legacy systems, and operational technology, which makes identity governance more complex than a single perimeter model can handle. The core problem is access control at scale: when identity decisions stay manual, visibility drops and access changes lag behind operational reality.

That gap matters because utilities are balancing regulatory pressure, workforce churn, and a critical availability mandate at the same time. In practice, the question is not whether identities exist across the estate, but whether access can be seen, justified, and removed quickly enough to support compliance and resilience.

Key questions

Q: How should utilities automate access governance across cloud, hybrid, and legacy systems?

A: Utilities should connect access decisions to authoritative identity events, then enforce provisioning, review, and removal through a central governance workflow. The priority is not one more portal, but consistent lifecycle control across every system that can affect operations. That approach reduces manual lag, improves auditability, and gives security teams a single view of entitlement drift.

Q: Why do manual access processes create risk in critical infrastructure environments?

A: Manual processes create risk because access changes depend on human follow-up, which is slow and inconsistent when roles, contractors, and operational priorities change quickly. In critical infrastructure, that delay can leave leavers, contractors, or excess privileges active after the business need has ended. The result is avoidable exposure and weaker compliance evidence.

Q: How can security teams tell whether identity governance is working in a utility?

A: Look for evidence that access reviews are completed on schedule, stale access is removed quickly, and entitlement history is traceable across cloud, hybrid, and legacy systems. If teams cannot prove who approved access, when it changed, and when it was revoked, governance is incomplete. The signal is operational evidence, not policy documentation alone.

Q: What frameworks matter most for utility identity governance and compliance?

A: NERC CIP is central for utility compliance, and identity controls should also align with the NIST Cybersecurity Framework 2.0 for governance, access control, and continuous improvement. The practical test is whether the programme can demonstrate least-privilege access, prompt removal, and auditable decision trails across the full estate.

Technical breakdown

Why manual access management breaks down in utilities

Manual provisioning and deprovisioning do not scale well in environments with employees, contractors, and time-bound operational roles. Each access request becomes a human workflow, which slows onboarding and creates delay when someone leaves or a contract ends. In a utility, that delay matters because access often spans cloud applications, hybrid systems, and legacy platforms with different control planes. Identity security depends on knowing who has access, who should have access, and how that access is used. When those questions are answered by spreadsheets or ticket queues, the result is fragmented governance and weaker accountability.

Practical implication: replace manual access workflows with automated provisioning, review, and removal across all major identity paths.

How visibility across cloud, hybrid, and legacy access is built

Visibility in identity security means having a reliable view of digital identities, entitlements, and usage across every environment where work happens. For utilities, that includes cloud services, hybrid platforms, and proprietary or legacy systems that often sit outside modern IAM tooling assumptions. The challenge is not just authentication, but entitlement sprawl and unclear ownership. Policy controls, access certification, and audit trails create the evidence layer that lets security and compliance teams answer who has access, why they have it, and whether they still need it. Without that evidence, governance becomes reactive rather than continuous.

Practical implication: centralise entitlement visibility and audit evidence so access can be reviewed across all utility systems, not just modern apps.

Why access termination and audit trails are compliance controls

In regulated infrastructure, access termination is not an administrative task, it is a control. When employees leave or contractors reach the end of a work order, lingering access creates unnecessary exposure and weakens audit posture. Utilities also need demonstrable evidence for auditors, which is why policy enforcement and traceable review history matter as much as the permission itself. The article links identity security to NERC CIP compliance because access governance is part of proving operational discipline. Audit trails are the mechanism that shows decisions were made, applied, and reviewed consistently across the environment.

Practical implication: tie offboarding, contract expiry, and recertification to auditable controls instead of relying on ad hoc cleanup.

Threat narrative

Attacker objective: The objective is to gain or retain access long enough to disrupt utility operations, evade governance, or exploit critical systems and data.

1. Entry occurs through unmanaged or manually granted access that is slow to validate and easy to over-extend in a utility environment.
2. Escalation happens when excess entitlements, weak visibility, or delayed deprovisioning allow insiders or attackers to move beyond intended access.
3. Impact is operational and regulatory exposure, including service disruption risk, audit failure, and broader compromise of critical infrastructure availability.

Breaches seen in the wild

• Cisco DevHub NHI breach — IntelBroker exploited exposed Cisco credentials, API tokens and keys in DevHub.
• Codefinger AWS S3 ransomware attack — Codefinger used compromised AWS credentials to encrypt S3 buckets via SSE-C.

Read our 52 NHI Breaches Analysis report for a comprehensive view of breaches impacting Non-Human Identities including AI Agents.

NHI Mgmt Group analysis

Identity visibility is the control plane utilities need before automation can be effective. Utilities cannot govern what they cannot see, and the article correctly frames visibility as a prerequisite for access control across cloud, hybrid, and legacy systems. In infrastructure sectors, hidden entitlements create governance blind spots that outlast any one application or workflow. The practitioner conclusion is simple: identity programmes fail first at inventory, then at enforcement.

Manual access governance creates compliance drift faster than utility teams can close it. When onboarding, offboarding, and contract expiry depend on people moving tickets rather than systems enforcing policy, access outlives its business need. That is not just an efficiency problem, it is an auditability problem because the organisation cannot prove timely removal or review. The practitioner conclusion is that access lifecycle discipline must be automated, not episodic.

Utility identity security depends on proving access decisions, not just making them. Policy controls and audit trails matter because they convert access governance into evidence that regulators and auditors can verify. This is especially important where operational continuity and compliance are linked, as with NERC CIP-aligned environments. The practitioner conclusion is that identity governance should be treated as an evidence-producing control, not an administrative convenience.

Critical infrastructure identity programmes need one governance model across human, contractor, and machine-adjacent access. Utilities increasingly run on mixed estates, and the same entitlement logic cannot be split across isolated tools and teams without creating gaps. The sector does not need more fragmented identity processes; it needs one policy model that follows the identity wherever work occurs. The practitioner conclusion is to align governance around the access relationship, not the system boundary.

From our research:

• Only 5.7% of organisations have full visibility into their service accounts, according to Ultimate Guide to NHIs.
• 97% of NHIs carry excessive privileges, which broadens the attack surface and makes entitlement review a governance issue rather than a clean-up task.
• For the lifecycle angle, see Ultimate Guide to NHIs , Lifecycle Processes for Managing NHIs for how provisioning, rotation, and offboarding fit together.

What this signals

Identity programmes in utility environments will be judged less by policy coverage and more by how quickly they can remove risk when roles change. The operational signal to watch is whether access termination happens automatically at contract end, mover events, and leaver events, or whether teams still depend on cleanup. Utilities that cannot close that gap should expect audit friction and residual exposure to persist.

Stale entitlement detection is becoming a core resilience metric. Utilities should measure how many privileges remain after business need has ended, especially in hybrid estates where legacy systems are easy to overlook. Teams can use the Ultimate Guide to NHIs as a reference point for lifecycle discipline and compare current practice against the control expectations in the NIST Cybersecurity Framework 2.0.

For practitioners

• Map every identity path that can touch utility operations Inventory employee, contractor, service, and privileged access across cloud, hybrid, and legacy systems, then assign each path to an accountable owner. The goal is to eliminate hidden entitlements before you automate reviews.
• Automate joiner-mover-leaver workflows for time-bound access Trigger provisioning, recertification, and removal from authoritative HR and vendor events so access changes happen when roles change, not after a manual cleanup cycle. Tie contract expiry to enforced deprovisioning.
• Build audit-ready access evidence into the identity platform Retain policy decisions, approval history, and entitlement changes in a form that can be exported for compliance review. Utilities need to show not just that access exists, but why it was granted and when it was removed.
• Use access reviews to find stale privileges in critical systems Prioritise privileged accounts, orphaned contractor access, and entitlements attached to legacy applications that are easy to overlook. Review cycles should focus on business necessity and operational ownership, not just technical presence.

Key takeaways

• Utilities cannot rely on manual identity processes if they need fast, auditable access control across critical environments.
• The article shows that visibility, lifecycle automation, and audit trails are the controls that turn identity governance into operational resilience.
• For practitioners, the immediate task is to connect access decisions to authoritative events and remove stale privileges before they become a compliance or availability issue.

Key terms

• Identity Visibility: Identity visibility is the ability to see who or what has access, what they can reach, and how that access is being used. In utilities, it must extend across cloud, hybrid, legacy, and operational environments so governance teams can verify entitlement ownership and detect unnecessary access.
• Access Recertification: Access recertification is the recurring review of entitlements to confirm they are still needed and still appropriate. For utilities, it is a governance control that proves access decisions remain current when roles change, contractors rotate, or operational needs shift.
• Joiner-Mover-Leaver: Joiner-mover-leaver is the lifecycle process for granting, adjusting, and removing access when a person's role changes. In utility environments, it becomes a control discipline that must handle employees, contractors, and any privileged access tied to time-bound work.

Deepen your knowledge

NHI governance, agentic AI identity, and machine identity lifecycle are core topics in our NHI Foundation Level course, the industry's only accredited NHI security programme. If you are responsible for identity security strategy or NHI governance in your organisation, it is worth exploring.

This post draws on content published by SailPoint: Three Ways Identity Security Protects Critical Infrastructure for Utilities. Read the original.