SAML AuthenRequest fails with error ACS URL in unsigned request could not be verified at NAM IDP server after upgrade to 4.5.3

  • 7024995
  • 29-Jan-2021
  • 29-Jan-2021

Environment

  • Access Manager 4.5.3

Situation

  • NAM IDP has been configured as SAML2 Identity Provider

  • 3rd Party SAML2 Service Provider:

    • using SAML2 Redirect Binding for Authentication Requests



    • creating dynamic AssertionConsumerServiceURL



    • metadata includes:



    • SHA256 Signed Authentication Request