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SriV's avatar
SriV
Microsoft Employee
8 months ago
Solved

Connecting to AML Workspace from Fabric Notebook

Hi,   I am trying to authenticate to AML workspace from Fabric Notebook using DefaultAzureCredentials. While running the command, I am getting the below error saying failed to retrive token. I have...
  • Vinodh247's avatar
    8 months ago

    Yes, there is a limitation. Fabric notebooks run inside a sandboxed env that does not support managed identity based auth to external azure services such as azure ML. DefaultAzureCredential will not work because the fabric runtime does not expose a MI, even if you grant permissions on the ML workspace. That is why the token retrieval fails.

    Right now, the only reliable approach is to authenticate using a service principal (client id and secret or certificate). MSI from Fabric to AML is not supported at this time.