403 Forbidden error while Accessing SAML Applications

Document ID : KB000007886
Last Modified Date : 14/02/2018
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We are getting below errors while trying to access the SAML application URLs for an IDP initiated transaction. The error displayed on the browser is a 403 Forbidden error:

[31839/3992509296][Tue Jul 25 2017 13:03:16][AssertionGenerator.java][ERROR][sm-FedServer-00130] postProcess() returns fatal error. <Response ID="_9068337c7b67a02d32f299d8358f112a23dc" IssueInstant="2017-07-25T13:03:16Z" Version="2.0" xmlns="urn:oasis:names:tc:SAML:2.0:protocol">

<ns1:Issuer Format="urn:oasis:names:tc:SAML:2.0:nameid-format:entity" xmlns:ns1="urn:oasis:names:tc:SAML:2.0:assertion">http://www.abc.com/wps/portal</ns1:Issuer>


<StatusCode Value="urn:oasis:names:tc:SAML:2.0:status:Responder"/>

<StatusMessage>Error Signing Assertion.</StatusMessage>




Policy Server : 12.52.x on RedHat 6 64 bit Web Agent and Web Agent Option Pack : 12.52.x on RedHat 6 64 bit

The keys that was used to sign the assertion were corrupted.


Importing new functional private keys into CDS (Certificate Data Store) resolved the issue.

Instructions can be found here :


Import Trusted Certificates and Key Certificate Pairs