Security Policy Errors

How to Identify Power Automate Flows and Power Apps Using WS-Trust

Bushra ParveenBushra Parveen Nov 2, 2026 869 views

Question details

The user needs to locate specific Power Automate flows and Power Apps relying on the deprecating WS-Trust authentication protocol.

How to Identify Power Automate Flows and Power Apps Using WS-Trust
Product
Microsoft Power Platform
Device & OS
not provided
Scenario
An organization received a Microsoft deprecation notice regarding WS-Trust and needs to proactively find dependent connections to alert developers before they stop functioning.
Observed behavior
Administrators must audit the environment to discover which internal apps and flows still use the deprecated authentication method so they can be updated to modern standards.
Before you start

Ensure you have Power Platform Administrator privileges or environment admin access to properly review all connections, custom connectors, and apps across your tenant.

Solution 1Recommended

Audit Power Platform Connections and Admin Center Tools

Use the Power Platform admin center and built-in inventory tools to track down connections relying on legacy authentication.

To properly mitigate the deprecation of WS-Trust, administrators must audit connections across all active environments. Depending on the size of your organization, this might require a combination of manual checks and automated inventory tools.

1
Access the Admin Center

Navigate to the Power Platform Admin Center (admin.powerplatform.microsoft.com) and sign in with your administrator credentials.

2
Review Data Connections

Go to the 'Data' section and carefully review the 'Connections' and 'Custom Connectors' lists across your affected environments.

3
Check Authentication Types

Inspect the authentication method for each active connector to determine if it relies on WS-Trust or legacy credentials rather than modern OAuth.

4
Trace Connection References

Once a legacy connection is identified, use the 'Connection References' tab to trace it back to the specific dependent Power Automate flows and Power Apps.

5
Utilize the CoE Starter Kit

If your organization has installed the Center of Excellence (CoE) Starter Kit, open its Power BI inventory dashboards to quickly filter and isolate apps by their connection types.

Audit Power Platform Connections and Admin Center Tools
Community Assistance: If you cannot pinpoint the exact dependencies, consider posting your tenant information, connector details, and notice info (excluding confidential data) on the Power Platform Community forums for expert guidance.
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Frequently Asked Questions

Why did I receive a Microsoft notice about WS-Trust?

Microsoft sends these notices to administrators when their tenant telemetry detects active Power Platform connections using WS-Trust, warning them to migrate to modern OAuth 2.0 authentication before the legacy protocol is disabled.

What happens if I do not update flows using WS-Trust?

Once the WS-Trust deprecation goes into full effect, any Power Automate flows or Power Apps attempting to authenticate using this protocol will fail, leading to broken business processes and data synchronization errors.

Can I use the CoE Starter Kit to find these connections?

Yes, the Center of Excellence (CoE) Starter Kit provides comprehensive inventory components. You can use its pre-built Power BI dashboards to filter and view all connections and clearly identify the specific apps or flows relying on them.

How do I securely seek help on community forums?

When posting on the Power Platform Community, ensure you share the exact deprecation notice text and connector types involved, but always redact your tenant ID, internal IP addresses, user credentials, and any proprietary business data.