Passwordless authentication still fails on credential sprawl

At a glance

What this is: This is a blog analysis of why passwordless authentication stalls in practice, with the key finding that credential sprawl, weak offboarding, and fragmented IAM tooling undermine adoption.

Why it matters: It matters because the same governance gaps that slow passwordless also weaken NHI and broader identity programmes, especially where lifecycle control, recovery, and deprovisioning are fragmented.

By the numbers:

• Employees frequently have more than 190 different passwords to log into the applications and systems they use every day.
• Studies show that 10% or more of employees can access their former employer’s data after leaving.
• 92% agree governing AI agents is critical to enterprise security, yet only 44% have implemented any policies to do so.

👉 Read Axiad's blog on the challenges of moving to passwordless authentication

Context

Passwordless authentication is meant to reduce dependence on reusable passwords, but the operational problem sits deeper in the identity stack: credentials still have to be issued, renewed, recovered, and revoked across many systems. When those processes are fragmented, passwordless becomes a different front end on top of the same underlying governance weakness.

For IAM teams, the issue is not only user convenience. It is lifecycle control across human, machine, and non-human identities, because the same fragmentation that slows user authentication also creates exposure when access is not consistently deprovisioned or centrally managed.

Key questions

Q: How should security teams reduce credential sprawl in passwordless programmes?

A: They should consolidate issuance, renewal, reset, and revocation into a single governance path wherever possible. Passwordless works best when it reduces the number of places identity state is managed, not when it adds another tool on top of fragmented IAM. The goal is consistent lifecycle control, not just fewer passwords.

Q: Why does passwordless authentication still need strong deprovisioning?

A: Because passwordless changes the login factor, not the need to remove access when it is no longer valid. If deprovisioning is slow or incomplete, former users can retain access after departure, which creates exposure even when authentication is modernised. Offboarding remains the control that closes the door.

Q: What do organisations get wrong about passwordless authentication?

A: They often assume the authentication method is the main security improvement. In practice, the larger risk sits in the surrounding governance, especially credential renewal, recovery, and offboarding across multiple systems. Without that control layer, passwordless can leave the same fragmentation in place under a newer interface.

Q: How do teams know whether passwordless is actually improving identity security?

A: Look for fewer identity silos, faster revocation, and fewer recovery paths that depend on manual intervention. If users still need to touch multiple systems to renew or recover access, the programme has not simplified governance enough. Effective passwordless should reduce operational complexity as well as password use.

Technical breakdown

Credentials management across fragmented IAM systems

Passwordless authentication does not remove the need for credentials management. It changes the control plane. FIDO, OTP, and similar mechanisms still need provisioning, policy, recovery, and renewal workflows that fit into existing IAM infrastructure. When credentials are spread across multiple platforms, each renewal or reset path becomes a separate operational dependency. That increases help desk load, creates inconsistent security enforcement, and leaves gaps between identity sources. The practical issue is not the authentication factor itself, but whether the organisation can maintain one coherent control point for issuance and lifecycle actions.

Practical implication: Centralise credential lifecycle handling so passwordless does not become another fragmented identity workflow.

Offboarding and deprovisioning as the real risk window

The article’s most material security point is offboarding. If credentials are slow to remove or never removed, former users can retain access long after employment ends. That is not just an administrative error, because residual access can expose data, systems, and records that were never intended to remain reachable. Passwordless does not solve that problem by itself. In fact, if credential governance is weak, a more seamless authentication experience can obscure the fact that dormant access still exists. Strong identity governance is measured by revocation discipline, not only login convenience.

Practical implication: Treat leaver deprovisioning as a control test, not an HR afterthought.

Passwordless orchestration and single-platform renewal

The blog uses the idea of passwordless orchestration to describe a consolidated approach to authentication and credential upkeep. In operational terms, that means one place to manage issuance, renewal, reset, and policy enforcement across users and devices. The architectural value is consistency: fewer handoffs, fewer incompatible systems, and fewer places where recovery processes diverge. For practitioners, the key question is whether a passwordless stack simplifies governance or simply relocates it into another set of tools. If the latter, the same control failures reappear under a new interface.

Practical implication: Assess whether your passwordless design unifies renewal and reset controls across the full identity estate.

Threat narrative

Attacker objective: The objective is to retain access to former employer data after offboarding and use that access before it is removed.

1. Entry occurs when credentials are distributed across several systems and access remains reachable after a user departs.
2. Escalation occurs when overworked IT teams do not fully decommission former access, leaving accounts active beyond employment.
3. Impact occurs when ex-employees can still reach sensitive data, including customer information, internal material, and documents used after departure.

Breaches seen in the wild

• MongoBleed breach — MongoBleed exposed secrets across 87K MongoDB servers.
• IOS app secrets leakage report — iOS apps leaking hardcoded secrets and credentials endangering user privacy.

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

NHI Mgmt Group analysis

Passwordless fails when organisations treat authentication as a front-end change instead of a lifecycle control problem. The article shows that the hard part is still credential issuance, renewal, and revocation across a fragmented IAM estate. That means the governance failure is not the login method, but the inability to keep identity state aligned across systems. Practitioners should read passwordless as a lifecycle and control-plane problem, not a UI change.

Standing credential exposure remains the hidden cost when offboarding is weak. A passwordless programme does not close the risk if former users can retain access after departure. The article’s own offboarding example shows how access can outlive employment when deprovisioning lags or is incomplete. The implication for teams is straightforward: revocation discipline is the real measure of identity maturity.

Credential sprawl debt: multiple authentication systems create operational drag that makes secure renewal and recovery harder to govern. The article describes more than 190 passwords per employee as a symptom of identity fragmentation, not merely user inconvenience. That fragmentation is what turns renewal, reset, and policy enforcement into inconsistent local processes. Practitioners should treat consolidation as a governance requirement, not just a usability improvement.

Passwordless orchestration only works when one control point governs all users, machines, and devices. The article argues for a single platform because identity security breaks down when authentication paths and lifecycle actions are scattered across tools. That aligns with Zero Trust thinking: continuous identity assurance depends on consistent policy enforcement across the full estate. The practitioner takeaway is to evaluate whether the programme actually unifies control or simply adds another layer of tooling.

Human IAM lessons still matter for NHI governance because the same lifecycle failure patterns recur. The article is about people, but the structural lesson extends to service accounts, API keys, and certificates: if deprovisioning is slow, access survives beyond its intended purpose. That is why identity programmes should stop treating user and non-human lifecycle control as separate disciplines. Practitioners should align revocation, renewal, and recovery controls across all identity types.

From our research:

• 92% agree governing AI agents is critical to enterprise security, yet only 44% have implemented any policies to do so, according to AI Agents: The New Attack Surface report.
• Only 52% of companies can track and audit the data their AI agents access, leaving 48% with a complete blind spot for compliance and breach investigation.
• Passwordless and agent governance intersect in the same control problem, which is why OWASP NHI Top 10 remains useful when identity becomes dynamic and policy-boundaries matter more than login method.

What this signals

The next phase of identity work is not another authentication factor. It is the reduction of lifecycle fragmentation across users, workloads, and increasingly autonomous systems, because security fails when renewal, recovery, and revocation live in separate places.

Credential sprawl debt: when one employee needs access across many systems, every extra credential path increases the chance that offboarding, reset, or renewal will be missed. That same pattern now informs how teams think about AI and machine identities as well.

Teams should expect passwordless programmes to be judged less by adoption rates and more by whether they actually reduce the number of control points. If they do not, the operational burden simply moves rather than disappears.

For practitioners

• Map every credential source to one lifecycle owner Inventory where passwords, tokens, certificates, and recovery methods are issued, renewed, and revoked. Tie each source to a named owner so fragmented accountability does not hide stale access or orphaned credentials.
• Test offboarding for complete access removal Run leaver scenarios that verify access is removed across all systems, including secondary platforms and recovery channels. Confirm that deprovisioning closes every path rather than only the primary login.
• Consolidate renewal and reset workflows Reduce the number of separate places where end users and administrators can renew or recover credentials. One control point makes it easier to enforce policy consistently and spot gaps in the process.
• Measure credential sprawl as a security indicator Track how many active passwords, recovery methods, and parallel identity systems each user or workload depends on. High counts are a warning sign that governance is distributed and harder to audit.

Key takeaways

• Passwordless authentication does not remove identity risk if credential management stays fragmented across systems.
• Offboarding is the decisive control, because stale access after departure creates real exposure even when login methods modernise.
• The operational test for passwordless is whether it reduces lifecycle complexity, not whether it eliminates passwords alone.

Key terms

• Passwordless Orchestration: A coordinated way to manage authentication without relying on reusable passwords. The term covers issuance, renewal, recovery, and revocation across a single control path so security and user experience improve together instead of trading off against each other.
• Credential Sprawl: The accumulation of multiple credential stores, recovery paths, and authentication methods across an organisation. It becomes a governance problem when identity state is scattered, because renewal, reset, and offboarding are then handled inconsistently and are harder to audit.
• Deprovisioning: The process of removing access when an identity no longer needs it. In practice, it is a lifecycle control, not an administrative afterthought, because incomplete deprovisioning leaves stale access paths open after role changes or departure.
• Identity Lifecycle Control: The set of processes that govern how access is issued, changed, renewed, and removed over time. It applies to people, machines, and non-human identities, and it is only effective when every identity source is covered by the same governance logic.

Deepen your knowledge

Passwordless authentication and credential lifecycle governance are core topics in our NHI Foundation Level course, the industry's only accredited NHI security programme. If your programme is trying to simplify access without losing control, this is a relevant place to build the governance baseline.

This post draws on content published by Axiad: Authentication Moving to Passwordless Authentication, Part 2. Read the original.