What should teams do when Workday access requests are not tied to clear business need?

Why This Matters for Security Teams

When Workday access is granted without a clear business purpose, the problem is not just overprovisioning. It undermines accountability, makes approvals hard to defend during audit, and increases the chance that privileged HR data or workflow actions are exposed to people who do not need them. In practice, the weak point is usually not the request form itself, but the absence of a consistently enforced decision standard. A business-need check gives security and HR shared criteria for approving access, instead of relying on informal manager preference. That matters because Workday often sits at the centre of employee records, compensation, organisational structure, and downstream integrations. If access is granted without a documented reason, teams also lose the ability to prove why a user had a given entitlement at a given time. The CIS Controls v8 emphasise account management, access control, and audit logging, which aligns closely with this kind of request discipline. In practice, many teams only discover the gap after an exception has already become a standing entitlement.

How It Works in Practice

The cleanest approach is to treat every Workday request as an access decision, not a convenience request. That means the request must identify the role, duty, project, or operational task that justifies access, and the approver must be able to compare that justification against policy. If the reason cannot be tied to an approved business function, the request should be rejected or returned for clarification. A workable process usually has four parts:

• Request intake that forces the requester to select a business purpose, not just a system name.
• Approval routing that sends the request to the right manager, data owner, or system owner based on the access type.
• Policy checks for segregation of duties, especially where Workday permissions could affect payroll, HR records, or approvals.
• Logging and retention so the grant, denial, and any later changes are all traceable.

Where access is role-based, teams should map each entitlement to a defined role bundle rather than approving one-off permissions by habit. Where access is exceptional, the exception should carry an expiry date and a review point. The NIST SP 800-53 Rev 5 Security and Privacy Controls is useful here because it reinforces access control, auditability, and configuration discipline. These controls tend to break down when approvals are routed through email or chat because the business reason is never captured in a durable system record.

Common Variations and Edge Cases

Tighter access review often increases friction, so teams need to balance speed against the risk of accidental entitlement sprawl. For standard employee or manager functions, current guidance suggests using predefined roles and a lightweight approval path. For sensitive HR, compensation, or termination workflows, the bar should be higher because the downstream impact of misuse is larger. A few edge cases matter:

• Emergency access should still be documented, then reviewed after the fact.
• Temporary project access should expire automatically instead of being left to manual cleanup.
• Shared or delegated access should be rare and explicitly time-bound, because ownership becomes unclear fast.
• Cross-functional access requests need extra scrutiny when the requester is not the data owner or control owner.

The strongest control is not a longer approval chain, but a clearer decision rule. Teams should ask whether the requester needs the specific Workday function to perform an assigned duty right now. If the answer is vague, the request should not be approved as-is. The OWASP Non-Human Identity Top 10 is also relevant when automation, integrations, or service accounts request access, because the same business-need standard should govern machine-driven access as well.

Risk and Threat Considerations

When Workday access is not tied to a clear business need, the main risks are excessive privilege, weak accountability, and poor audit defensibility. That can expose sensitive HR and employee data, enable inappropriate workflow changes, and make it difficult to prove that access was justified at the time it was granted. Failure mechanism: The control fails when requests are approved on title, habit, or convenience instead of a documented duty. Over time, those approvals accumulate into standing access that no one actively owns, especially when job roles change faster than access reviews. If integration accounts or delegated access are involved, the same weakness can silently widen the blast radius. Impact: Unnecessary access can lead to privacy exposure, unauthorised changes to employee records, segregation of duties conflicts, and audit findings that are hard to remediate quickly. It also increases the chance that a compromised account, or an insider with legitimate login access, can reach more Workday functionality than intended.

Practitioner Guidance

What to prioritise: Require the business purpose to be captured at request time, not after approval. If the justification cannot be mapped to a role, duty, or time-bound exception, treat the request as incomplete.

What to verify: Check that the approver is actually empowered to approve the access, and that the requested entitlement does not conflict with segregation of duties rules. For recurring access, verify that the role still exists and that the user still needs it.

Decision rule: If the request cannot survive a simple audit question, "Why did this person need this access on that date?", do not approve it. If access is operationally necessary but unclear, grant the minimum scope with an expiry and a scheduled review.

Practitioner takeaway: The goal is not to make Workday access slow, it is to make every grant explainable, bounded, and reviewable before it becomes a standing entitlement.

Related resources from NHI Mgmt Group

• How should security teams run access reviews for non-human identities?
• How should security teams govern non-human identities that have persistent access?
• How should security teams make NHI best practices usable across the business?
• How should security teams govern API keys used for generative AI access?