Identity security tool sprawl is driving platform consolidation

At a glance

What this is: This analysis of ESG research shows identity security teams are coping with tool sprawl, with average stacks of 11 tools and growing pressure to consolidate visibility across workforce, NHI, and AI agent access.

Why it matters: It matters because IAM, IGA, PAM, and NHI programmes cannot govern identities they cannot see, and consolidation only helps if it improves context rather than adding another silo.

By the numbers:

• Identity security teams use an average of 11 tools, which contributes to operational complexity, poor visibility, and identity silos.
• 70% of teams plan to expand usage of an existing tool to cover a new use case in the next 12-18 months.
• 62% of organizations plan to implement a net new tool to satisfy a use case.
• 91% of organizations surveyed consider identity security one of their top five priorities in the next 12-24 months.

Context

Identity security tool sprawl is the central governance problem here, not the number of features available. When organisations manage many disconnected identity tools, they lose the ability to see who or what is accessing resources across workforce accounts, non-human identities, and emerging AI agent access paths.

ESG’s research, as cited by Silverfort, shows a market reacting to that complexity by consolidating capabilities into broader identity security platforms. The practitioner question is whether consolidation actually reduces fragmentation and improves decision quality, or whether it simply moves the same visibility problem into a larger stack.

The article’s core claim is that identity security programmes are reaching a point where point solutions alone do not match the operating model anymore. That is typical of a maturing identity estate: the challenge shifts from adding controls to governing overlapping controls coherently.

Key questions

Q: How should security teams reduce identity sprawl without weakening governance?

A: Start by identifying where identity, access, and device controls are split across tools, then remove duplicate policy paths before consolidating. The goal is not only fewer platforms but a single, reliable source of truth for access state, lifecycle events, and policy enforcement. That is what makes governance scale without creating hidden exceptions.

Q: Why do non-human identities push organisations toward broader identity platforms?

A: NHIs such as service accounts and API keys increase the number of identities, credentials, and lifecycle events that must be governed. Point solutions often handle only one slice of that problem, so organisations move toward broader platforms to preserve visibility and policy coherence across human and machine access.

Q: What signs show that identity consolidation is fixing governance rather than just simplifying procurement?

A: The clearest signs are improved cross-domain visibility, fewer duplicate policy paths, and better explanation of who or what accessed a resource and why. If the platform still leaves teams unable to connect human, NHI, and agent activity, then the consolidation has not solved the governance problem.

Q: Should organisations use the same controls for humans, NHIs, and AI agents?

A: No. The control family may overlap, but the operating assumptions differ. Human identity controls focus on authentication and user context, while NHIs need lifecycle and credential governance, and AI agents require both NHI controls and runtime oversight for autonomous action. The correct model is shared governance with actor-specific enforcement.

Technical breakdown

Why identity tool sprawl breaks visibility

Identity security sprawl creates overlapping telemetry, duplicate policy paths, and inconsistent enforcement points. When one team handles MFA, another handles NHI security, and a third handles ITDR, the organisation often gets partial truth rather than a complete identity control plane. The result is not just inefficiency. It is a governance blind spot where access decisions, unusual activity, and entitlement drift can be seen differently depending on which tool is consulted. That makes correlation harder and weakens incident triage, recertification, and lifecycle governance across identity types.

Practical implication: teams should map where identity evidence is split across products before assuming they have a single view of access.

Why NHIs and AI agents accelerate platform consolidation

Non-human identities and AI agents stretch traditional IAM assumptions because they create more identities, more credential dependencies, and more machine-mediated actions than human-centric designs were built to handle. Service accounts, API keys, and agent-tied access often sit outside the governance habits built around employee authentication. That pushes teams toward consolidated platforms because the control problem is no longer just login management, it is continuous identity context across human and non-human actors. Silverfort’s article reflects that shift in buyer behaviour, not a change in the fundamental governance model.

Practical implication: extend identity governance scope to include machine and agent access paths before adding another point solution.

What consolidation changes in identity security architecture

Consolidation is useful only when it reduces fragmentation in control, not just in procurement. A unified identity security platform should improve visibility, context, and decisioning across environments such as cloud and on-premises, while still preserving policy specificity for different identity classes. The architectural risk is that teams buy breadth but lose depth, especially if the platform flattens distinct requirements for human authentication, NHI lifecycle control, and agent oversight into one generic workflow. Good consolidation aligns telemetry, policy, and response; bad consolidation merely centralises the sprawl.

Practical implication: evaluate consolidation candidates on whether they unify evidence and governance logic without obscuring identity-specific control requirements.

NHI Mgmt Group analysis

Tool sprawl has become an identity governance problem, not just a procurement problem. When teams average 11 tools across identity functions, they are not simply overbuying. They are creating fragmented evidence, duplicated policy, and inconsistent control outcomes across workforce, NHI, and agentic access paths. The practical consequence is that no one system has the full context needed to govern identity risk cleanly, so the programme becomes harder to certify, harder to audit, and harder to operate.

Non-human identity growth is forcing identity teams to treat machine access as part of the core programme. The article reflects a market reality where service accounts and API keys are no longer edge cases. Once NHIs are governed through the same portfolio as human access, the decisive question becomes whether the platform can preserve identity-specific controls without turning everything into a generic access layer. Practitioners should read that as a scope expansion signal, not a tool-selection trend.

AI agent security is pushing identity programmes toward a new category boundary. The article notes concern about human oversight and adversary control of agents, which means the governance model cannot assume every actor is either human or classic NHI. That creates a distinct policy challenge around tying agent activity to human accountability while preserving machine-speed enforcement. The implication is that IAM and NHI teams will need shared governance models for a third identity class, not just more integrations.

Consolidation will only solve the problem if it collapses visibility gaps, not if it merely relocates them. A platform strategy can reduce operational complexity, but only when telemetry, entitlement context, and response workflows are stitched together across environments. Otherwise, organisations risk replacing many local silos with one broad silo. Practitioners should test consolidation against observable governance outcomes, not vendor breadth claims.

Identity security is moving from point capability planning to portfolio governance. The strongest signal in the research is that leaders are prioritising identity security while simultaneously expanding their toolsets. That combination tells us the market is still in transition: teams need one control narrative across humans, NHIs, and AI agents, but many have not yet rationalised the architecture to support it. The practitioner takeaway is to govern the portfolio as a system, not as a set of disconnected purchases.

From our research library:

• Only 5.7% of organisations have full visibility into their service accounts, according to the Ultimate Guide to NHIs.
• NHIs outnumber human identities by 25x to 50x in modern enterprises, according to the Ultimate Guide to NHIs.
• Read next: Identity Convergence Guide

What this signals

Identity security consolidation is now being driven by control-plane fatigue. When teams run dozens of overlapping capabilities across MFA, NHI security, and ITDR, the limiting factor becomes governance coherence rather than feature coverage. That is why portfolio rationalisation is emerging as an identity programme decision, not just a technology refresh.

Visibility across humans, NHIs, and AI agents is becoming the new baseline requirement. Once an organisation cannot explain who or what is accessing systems in one control view, every downstream function, from recertification to incident response, becomes less reliable. Consolidation is only meaningful if it restores that baseline without hiding actor-specific risk.

For practitioners

• Map identity control fragmentation Inventory where MFA, NHI security, ITDR, and related functions are split across separate products, then trace which logs and policy decisions each one owns. Use the map to identify gaps in visibility and duplicated enforcement before any consolidation decision.
• Extend governance to NHIs and agents Treat service accounts, API keys, and AI agents as first-class identity subjects in access reviews, policy scoping, and monitoring design. The article’s signal is that human-only identity planning no longer matches the real access estate.
• Test consolidation for context, not count Evaluate platforms on whether they preserve identity-specific context across human, machine, and agent access rather than merely reducing the number of screens. Ask whether the consolidated stack can explain who acted, what was accessed, and under which policy path.
• Align tool rationalisation to business priorities Tie consolidation work to the identity security outcomes the organisation already ranks highest, such as visibility, control coverage, and cost efficiency. That keeps the programme focused on governance impact instead of product inventory.

Key takeaways

• Identity security sprawl is now a governance issue because fragmented tools weaken the organisation’s ability to see and correlate access across different identity types.
• The research points to a market moving toward consolidation, but the real test is whether a unified platform improves context across humans, NHIs, and AI agents.
• Practitioners should judge consolidation by the quality of visibility, policy coherence, and lifecycle coverage it delivers, not by how many products it replaces.

Key terms

• Identity Tool Sprawl: Identity tool sprawl is the accumulation of overlapping identity, access, vaulting, and monitoring tools that do not share a single control model. The result is fragmented context, duplicated administration, and gaps where privileged access can persist without clear ownership or timely revocation.
• Identity Security Platformisation: The consolidation of identity capabilities such as IAM, PAM, secrets, and NHI functions into a single operating model. It can simplify procurement and visibility, but it also risks blurring control ownership unless enforcement, evidence, and lifecycle responsibilities remain separate and testable.
• Non-Human Identity (NHI): A digital identity assigned to a non-human entity such as a software application, service account, API key, bot, machine, or AI agent that enables it to authenticate and interact with systems without direct human involvement. NHIs now outnumber human identities in most enterprises by 25 to 50 times.
• Identity context: The entitlement, ownership, and purpose information that explains why an action occurred and whether it was expected. For security operations, identity context turns raw alerts into decisions by showing which human or non-human identity acted and what it was allowed to do.

Deepen your knowledge

NHI governance, agentic AI identity, and machine identity security 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.