How To Fix SRT_WSP835 - Security Token Service is not configured for basic authentication

SAP Error Message - Details

• Message type: E = Error

• Message class: SRT_WSP - Messages for SRT WSP

• Message number: 835

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

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SRT_WSP835 - Security Token Service is not configured for basic authentication ?

  The SAP error message SRT_WSP835 indicates that the Security Token Service (STS) is not configured to support basic authentication. This error typically arises in scenarios where a web service is trying to authenticate using basic authentication, but the STS is not set up to handle that type of authentication.
  Cause
  The primary cause of this error is that the STS configuration does not include support for basic authentication. This can happen if:
  
  The STS is not properly configured in the SAP system.
  The necessary authentication methods are not enabled or set up in the STS configuration.
  The web service client is attempting to use basic authentication, but the STS is configured for a different authentication method (e.g., WS-Security, SAML, etc.).
  
  Solution
  To resolve the SRT_WSP835 error, you can follow these steps:
  
  
  Check STS Configuration:
  
  Go to the SAP NetWeaver Administrator (NWA) or the relevant configuration tool.
  Navigate to the Security Token Service configuration.
  Ensure that basic authentication is enabled. You may need to add or modify the authentication methods supported by the STS.
  
  
  
  Modify Web Service Client Configuration:
  
  If the web service client is incorrectly configured to use basic authentication, you may need to adjust its settings to match the authentication methods supported by the STS.
  
  
  
  Review Security Policies:
  
  Check the security policies associated with the web service and the STS. Ensure that they are aligned and that the STS is configured to accept the type of tokens being requested.
  
  
  
  Consult Documentation:
  
  Refer to the SAP documentation for your specific version to understand how to configure the STS and the supported authentication methods.
  
  
  
  Testing:
  
  After making changes, test the web service call again to see if the error persists.
  
  
  
  Related Information
  
  SAP Notes: Check for any relevant SAP Notes that might provide additional guidance or patches related to STS configuration and authentication issues.
  Logs and Traces: Review the application logs and traces for more detailed error messages that can provide insights into what might be misconfigured.
  SAP Community: Engage with the SAP Community forums for discussions related to STS and authentication issues, as other users may have encountered similar problems.
  
  By following these steps, you should be able to resolve the SRT_WSP835 error and successfully configure the Security Token Service for basic authentication.