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SAP Knowledge Base Article - PreviewSymptom
During authentication using EntraID (formally Azure AD) with IAS it fails and error:
"Signature validation of SAML2Assertion failed. Signature validation of SAML2Assertion failed. Caused by: Signature not <_SIGNATURE> "
appears in the troubleshooting logs.
Image/data in this KBA is from SAP internal systems, sample data, or demo systems. Any resemblance to real data is purely coincidental.
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Environment
Identity Authentication 1.0
Product
SAP Cloud Identity Services all versions
Keywords
IAS, EntraID, Signature validation of SAML2Assertion failed, Corporate IdP certificate , KBA , BC-IAM-IDS , Identity Authentication Service , Problem
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