What happens when auditors test segregation of duties controls and find violations?

What auditors are actually proving when SoD violations appear

When auditors find segregation of duties violations, the finding is usually less about one bad role assignment and more about whether the control environment can still prevent the same person from initiating, approving, and executing sensitive activity. That is why the issue often expands into remediation, retesting, and management review, rather than ending with a simple exception note.

A violation also forces the organisation to prove whether the conflict is isolated, tolerated with a valid compensating control, or widespread enough to indicate a broader design flaw. For that reason, segregation of duties findings often sit alongside access review evidence, role design evidence, and transaction-level monitoring.

In practice, auditors are testing whether the control is designed to prevent conflicting authority, and whether the evidence shows that the conflict was detected, documented, and governed in a consistent way.

Why the finding creates governance pressure

A segregation of duties violation creates pressure because it weakens the organisation’s ability to demonstrate that high-risk actions are divided across people, roles, or workflows. If the same access path can create and approve a sensitive transaction, the control intent is no longer clearly enforced, even if no abuse has been detected yet.

That pressure usually shows up in management action plans, executive reporting, and follow-up testing. Auditors will often want to see whether the conflict was remediated by role redesign, whether temporary exceptions were time-bound, and whether ownership for the access model is explicit enough to prevent recurrence.

Where the control environment is mature, the finding becomes a governance signal, not just a defect. It tells leadership that access architecture, approval design, and monitoring need to work together rather than being treated as separate assurance activities.

What remediation normally has to cover

Remediation usually starts with identifying the exact conflicting entitlement or workflow path, then deciding whether to remove access, split responsibilities, or apply a compensating control that is strong enough to satisfy audit scrutiny. The organisation should also verify whether the same conflict exists in similar roles, shared accounts, emergency access, or inherited permissions.

Because these findings often reveal pattern risk, the fix should not stop at the named user or role. Teams normally need to review the related role model, provisioning logic, and access recertification process so the same violation does not reappear in the next audit cycle.

One useful way to frame the work is to treat the violation as an access-governance defect, not a one-off personnel issue. If the role structure or approval path makes the conflict easy to recreate, the remediation is incomplete.

Risk and Threat Considerations

Segregation of duties violations matter because they can mask concentration of control, fraud opportunity, or unreviewed transaction power. Even where no malicious activity is found, the organisation may have a hidden path where a single identity can both create exposure and approve it, which weakens assurance over sensitive processes.

Failure mechanism: Conflicting permissions, weak workflow separation, or tolerated exceptions allow one person or role to exercise incompatible authority without timely detection.

Impact: The organisation faces higher fraud risk, weaker audit assurance, possible control failure in regulated processes, and a greater likelihood of repeated findings if the underlying role model is not corrected.

Practitioner Guidance

What to verify: Confirm whether the violation is a genuine access conflict, a temporary business exception, or a compensating-control case that can be defended with evidence. Auditors will care less about the label and more about whether the control actually prevents the risky sequence of actions.

Decision rule: If the same identity can both initiate and approve a sensitive transaction, treat it as a control design issue first and an access cleanup issue second. If the exception is deliberate, document the approval path, expiry, and monitoring evidence before relying on it.

What good looks like: The organisation can show a clean mapping between duties, approved exceptions, and monitoring evidence, with recurring conflicts removed from role design rather than repeatedly justified after the fact.

Practitioner takeaway: An SoD violation is rarely just a failed checkbox, it is proof that access design, transaction approval, and monitoring are not aligned tightly enough to withstand audit scrutiny.

Related resources from NHI Mgmt Group

• How should organisations improve SAP access governance when native segregation-of-duties controls only show technical violations?
• What is the difference between human IAM controls and NHI governance?
• When should organizations review access controls?
• Why do Oracle segregation of duties controls create so much review noise?