[MSI V2] - Adds Authentication Operation to MSI v2 mTLS flows #5533
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src/client/Microsoft.Identity.Client/Internal/Requests/ManagedIdentityAuthRequest.cs
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src/client/Microsoft.Identity.Client/Internal/Requests/ManagedIdentityAuthRequest.cs
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src/client/Microsoft.Identity.Client/ManagedIdentity/AbstractManagedIdentity.cs
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src/client/Microsoft.Identity.Client/ManagedIdentity/ManagedIdentityClient.cs
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src/client/Microsoft.Identity.Client/Internal/Requests/AuthenticationRequestParameters.cs
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...t/Microsoft.Identity.Client/ApiConfig/Parameters/AcquireTokenForManagedIdentityParameters.cs
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src/client/Microsoft.Identity.Client/ManagedIdentity/ManagedIdentityClient.cs
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src/client/Microsoft.Identity.Client/ManagedIdentity/ManagedIdentityClient.cs
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src/client/Microsoft.Identity.Client/ManagedIdentity/ManagedIdentityClient.cs
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src/client/Microsoft.Identity.Client/Internal/Requests/ManagedIdentityAuthRequest.cs
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src/client/Microsoft.Identity.Client/ManagedIdentity/ManagedIdentityClient.cs
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Fixes -
Changes proposed in this request
• Purpose: Persist and reuse mTLS binding certificate to enable cache lookups under mtls_pop scheme.
• Non-goals: Certificate rotation strategy, multi-cert pool, persistence across processes.
• Follow-up items: (a) Coalescing concurrent first-mint, (b) Attaching binding cert to result (if not in this PR), (c) Tests enabling previously skipped assertions.
• Risk assessment: Low; internal-only; no behavior change for bearer path.
Testing
unit tests
Performance impact
none
Documentation