Microsoft's tutorial maps the uid claim to the source attribute user.onpremisessamaccountname.

Checked 2026-09-25

Vendor
Microsoft
Product
Microsoft Entra ID
Subsystem
saml-sso
Deployment
multi-tenant
Region
not restricted
Release range
current as of 2026-09-25
Checked
2026-09-25

Sources

Cite this note

APA

WarmTransfer. (2026, September 25). Setting up SAML SSO for Unified CM: source note cucm-saml-sso-setup-entra-uid-source. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-saml-sso-setup-entra-uid-source

BibTeX

@misc{warmtransfer-claim-cucm-saml-sso-setup-entra-uid-source,
  title  = {Setting up SAML SSO for Unified CM: source note cucm-saml-sso-setup-entra-uid-source},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/cucm-saml-sso-setup-entra-uid-source},
  note   = {Source note cucm-saml-sso-setup-entra-uid-source, checked 2026-09-25}
}

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