How To Fix SRT_WSP840 - Security Token Service is not configured for wsse x509 authentication

SAP Error Message - Details

• Message type: E = Error

• Message class: SRT_WSP - Messages for SRT WSP

• Message number: 840

• Message text: Security Token Service is not configured for wsse x509 authentication

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SRT_WSP840 - Security Token Service is not configured for wsse x509 authentication ?

  The SAP error message SRT_WSP840 indicates that the Security Token Service (STS) is not configured to support WS-Security with X.509 certificate authentication. This error typically arises in scenarios where a web service is trying to authenticate using X.509 certificates, but the necessary configurations are missing or incorrect.
  Cause
  The primary causes of this error include:
  
  Missing STS Configuration: The Security Token Service (STS) is not properly configured to handle WS-Security with X.509 certificates.
  Incorrect Service Endpoint: The endpoint being accessed may not be correctly set up to use the STS for X.509 authentication.
  Certificate Issues: The X.509 certificate being used may not be valid, or the trust relationship between the systems may not be established.
  Authorization Issues: The user or service account may not have the necessary permissions to access the STS.
  
  Solution
  To resolve the SRT_WSP840 error, follow these steps:
  
  
  Configure the Security Token Service:
  
  Go to the SAP NetWeaver Administrator (NWA) or the relevant configuration tool.
  Navigate to the Security Token Service configuration.
  Ensure that the STS is configured to support WS-Security with X.509 certificates. This may involve enabling specific authentication methods or configuring the certificate settings.
  
  
  
  Check the Service Endpoint:
  
  Verify that the endpoint URL being used for the web service is correct and points to the appropriate STS.
  Ensure that the service is set up to use the correct authentication method.
  
  
  
  Validate the X.509 Certificate:
  
  Check the validity of the X.509 certificate being used for authentication.
  Ensure that the certificate is trusted by the system. This may involve importing the certificate into the appropriate trust store.
  
  
  
  Review User Permissions:
  
  Ensure that the user or service account has the necessary permissions to access the STS and perform the required operations.
  
  
  
  Check Logs for Additional Information:
  
  Review the application and security logs for any additional error messages or warnings that may provide more context about the issue.
  
  
  
  Consult Documentation:
  
  Refer to the SAP documentation for detailed steps on configuring the STS and WS-Security settings.
  
  
  
  Related Information
  
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to STS and WS-Security configurations.
  SAP Community: Engage with the SAP Community forums for insights and solutions from other users who may have encountered similar issues.
  Web Services Configuration: Familiarize yourself with the configuration of web services in SAP, particularly regarding security settings and authentication methods.
  
  By following these steps, you should be able to resolve the SRT_WSP840 error and successfully configure the STS for WS-Security with X.509 authentication.