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<ApplicationDefaults entityID="https://[your hostname]" <!-- should match the entityID in sp-metadata.xml -->
  signing="true"

    REMOTE_USER="userId"
  attributePrefix="AJP_"
>

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The following specifies the entityID of the IdP to use for authentication. Get it from your idP admin(s)the idP metadata. We also specify that we speak only SAML2 protocol.

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