When duplicate tools create overlapping functionality, fragmented usage, or unnecessary access surfaces. Consolidation should follow a review of business ownership, entitlement impact, and contract exposure. If two apps do the same job, keeping both usually increases governance work without improving control.
Why This Matters for Security Teams
Duplicate SaaS apps are rarely just a budgeting issue. They expand the identity surface, split audit evidence across consoles, and make it harder to prove who can access what, especially when each app carries its own service accounts, OAuth grants, and admin roles. That matters because duplicate tools often persist long after the original business case has faded, turning “redundancy” into hidden operational risk. NHI Mgmt Group notes that 80% of identity breaches involved compromised non-human identities such as service accounts and API keys, which is why app sprawl should be treated as an identity problem as much as a procurement one. See the broader NHI context in the Ultimate Guide to NHIs and the control alignment in the NIST Cybersecurity Framework 2.0. In practice, many security teams discover duplicated SaaS only after a token, integration, or dormant tenant has already widened the access path.How It Works in Practice
Consolidation should start with a functional inventory, not a license count. Identify which teams rely on each app, what business process each one supports, and whether the two products are truly interchangeable or only partially overlapping. Then review the entitlement impact: admin roles, delegated access, API integrations, OAuth grants, and any service accounts or secrets tied to each tenant. The objective is to reduce duplicate access surfaces without breaking automation or reporting. A practical review usually includes:- Business ownership: who approved the app, who operates it, and who is accountable for its data.
- Identity footprint: users, groups, service accounts, API keys, and third-party connections.
- Data exposure: which records, exports, and retention settings exist in each tenant.
- Contract exposure: renewal dates, cancellation clauses, and any data portability constraints.
- Migration path: whether one app can absorb workflows without creating shadow IT elsewhere.
Common Variations and Edge Cases
Tighter SaaS consolidation often increases short-term disruption, requiring organisations to balance security gain against workflow continuity and contract penalties. That tradeoff is real, especially where two apps appear duplicated but actually support different compliance, regional, or departmental needs. Best practice is evolving here: there is no universal standard for when overlapping functionality is “enough” to justify retirement, so the decision should be evidence-based rather than purely architectural. Edge cases include cases where one app is customer-facing and the other is internal, where one tenant is tied to regulated records retention, or where an app exists primarily for a single integration that would be costly to rework. In those situations, consolidation may still be correct, but only after documenting compensating controls, migration dependencies, and decommissioning steps. The BeyondTrust API key breach is a reminder that even “helper” tools can create high-value access paths when they persist beyond their useful life. Organisations should keep both apps only when the incremental governance burden is justified by a clearly defensible business requirement, not convenience or inertia.Standards & Framework Alignment
This section maps relevant standards and security frameworks to the operational risks and controls described in this guidance.
OWASP Non-Human Identity Top 10 address the attack and risk surface, while NIST CSF 2.0 and NIST AI RMF set the governance and control requirements practitioners need to meet.
| Framework | Control / Reference | Relevance |
|---|---|---|
| OWASP Non-Human Identity Top 10 | NHI-03 | Duplicate SaaS increases unused and stale non-human access that must be retired. |
| NIST CSF 2.0 | PR.AC-4 | Consolidation depends on controlling and reviewing access across duplicate apps. |
| NIST AI RMF | GOVERN | Ownership and accountability are needed before retiring overlapping tools. |
Inventory app-linked secrets and revoke those no longer needed after consolidation.
Related resources from NHI Mgmt Group
Deepen Your Knowledge
NHIMG Editorial Note
Reviewed and updated by the NHIMG editorial team on June 12, 2026.
NHI Mgmt Group — the #1 independent authority on Non-Human Identity, IAM, and Agentic AI security. nhimg.org
Reviewed and updated by the NHIMG editorial team on June 12, 2026.
NHI Mgmt Group — the #1 independent authority on Non-Human Identity, IAM, and Agentic AI security. nhimg.org
