Non-Human Identity Management: Mature or Just Getting Started?

Non-Human Identity (NHI) Management has found its way onto the strategic agenda of many organizations - and for good reason. With the number of non-human identities now exceeding human accounts by factors ranging from 40 to 80 or more, the question is no longer whether NHI needs attention, but whether existing controls, tools, and governance models are keeping pace. In most cases, they are not. 

Over the last few years, identity management discussions have expanded beyond traditional user directories and authentication flows. As cloud-native development, automation, and AI-driven workloads become the new default, the landscape of entities requiring identity, credential, and corresponding access has changed fundamentally. What has emerged is a fragmented ecosystem of specialized tools and partial solutions that manage individual components of the non-human identity lifecycle. What remains to be seen is whether this can evolve into a cohesive and scalable governance model. 

Identity != Secret != Access != Ownership

At the heart of the challenge lies a conceptual disconnect. Many existing implementations focus heavily on credential storage and rotation - an area well served by secrets management platforms and key vaults. However, managing a secret is not the same as managing an identity, and neither can be equated with managing entitlements or enforcing access policies. 

A non-human identity - whether it belongs to a machine, service account, containerized workload, or autonomous agent - must be understood as a composite, a graph of distinct yet interrelated elements: 

• Identity defines the actor - what or who is performing actions in a system. It provides the foundation for all subsequent controls. 
• Account represents that identity within a particular system or platform. It is the technical instantiation of the identity. 
• Secret is the credential (e.g., key, certificate, token) used to authenticate and authorize the account. 
• Access/Entitlement defines what the identity is allowed to do, typically governed by policies, roles, or privilege boundaries. 
• Ownership assigns accountability for the identity and its lifecycle to a responsible individual or function, enabling traceability, governance, and policy enforcement. 

Without a clear distinction between these building blocks, organizations risk deploying fragmented controls that lack oversight and resilience. Governance frameworks that treat NHI as merely a question of managing secrets will fall short. What is required is a systematic model that spans identity creation, entitlement assignment, credential issuance, context-aware access, and timely revocation - governed by policies and enforced by automation. 

Table 1: Core Elements of Non-Human Identity Governance 

Lifecycle and Entitlements: Still Gaps to Cover 

Despite the growing availability of supporting technologies, most solutions today address only isolated aspects of the identity lifecycle.  

• Certificate management platforms handle issuance and rotation.  
• Secrets management systems protect API keys and credentials.  
• Privileged Account Management (PAM) platforms control privileged access for select service accounts.  
• Cloud Infrastructure Entitlement Management (CIEM) solutions deliver much-needed visibility and policy enforcement in cloud-native environments. 

CIEM in particular has become indispensable for organizations operating at scale. These platforms offer granular insights into the entitlements assigned to workloads and machine identities, help enforce least-privilege principles, and support compliance with regulatory mandates. However, adoption remains inconsistent (as it does for PAM), and many organizations continue to rely on manual controls or hardcoded configurations that cannot be validated or audited at runtime. 

This inconsistent maturity leads to a fragmented control plane for NHI governance. Entitlements are either not managed at all or reside in isolated silos. Secrets are stored securely but disconnected from broader identity lifecycle processes. Ownership is assumed but rarely enforced. And while automation is technically feasible, it often lacks the context and integration required to operate reliably across tool boundaries. 

From Automation to Autonomy: The Governance Gap Widens 

The rise of Agentic AI further complicates the picture. Autonomous systems that can initiate actions, request credentials, and interact across services introduce a new category of identity that does not fit traditional models. These agents cannot be governed using static permission sets or role-based access policies alone. Instead, they require real-time observability, behavioral constraints, and dynamic policy enforcement mechanisms. 

Existing Identity and Access Management (IAM) systems are not designed to monitor or interpret the actions of autonomous actors. As such, they cannot provide the oversight required to ensure that agentic systems remain within operational boundaries, adhere to governance policies, or react appropriately when context or intent changes. 

This creates a widening gap between the capabilities of emerging systems and the maturity of identity governance practices in many enterprises. While the foundational tools - certificate lifecycle management, PAM, CIEM, secrets vaulting - are all available, their orchestration remains manual, siloed, and frequently reactive. 

Organizational Readiness: Still a Work in Progress 

Finally, the success of NHI management depends not only on technology but on organizational alignment. NHI governance touches multiple domains - security, infrastructure, development, operations - yet often lacks a dedicated owner. Without cross-functional alignment and clearly defined responsibilities, even the best tooling will struggle to achieve the desired outcomes. 

It is not enough to have the right platforms in place. Organizations must establish ownership for every identity, enforce lifecycle policies across the board, and implement processes that ensure traceability, least-privilege, and continuous compliance. This requires not only automation but also collaboration - something that is far more difficult to achieve than many product datasheets suggest. 

A Market in Formation 

What we are observing is not yet a mature market, but the early stages of one. While some segments such as Privileged Access Management (PAM) and Cloud Infrastructure Entitlement Management (CIEM) have reached a higher level of maturity and enterprise adoption, others - particularly those targeting the full lifecycle of non-human and autonomous identities - remain fragmented and underdeveloped. Solutions are emerging, frameworks are forming, and best practices are being tested under real-world conditions. But the journey from isolated credential management to a unified NHI governance model - one that spans identity, entitlement, secret, behavior, and accountability - is far from complete. 

Organizations that begin investing now - in both automation and cross-functional governance - will be better positioned to integrate non-human identities into a broader, scalable Identity Fabric. Those that delay may find themselves managing more identities than they can see, let alone control. And in a landscape increasingly shaped by machine-driven actions and decisions, visibility without control is a risk no enterprise can afford.

Learn More at Identity Fabric Impact Day

For a deeper exploration of Non-Human Identity (NHI) management and its role within modern identity architectures, consider attending Identity Fabric Impact Day. The event will bring together practitioners and experts to discuss current challenges, emerging patterns, and practical approaches to identity governance at scale.

To stay informed on developments in this space, including research and guidance on NHI and Identity Fabrics, you can also explore KuppingerCole Membership, which provides ongoing access to analysis, frameworks, and community insights.