How To Fix SRT_WSP2358 - Symmetric encryption key usage is not supported in this SAP instance

SAP Error Message - Details

• Message type: E = Error

• Message class: SRT_WSP2 - Messages for SRT WSP

• Message number: 358

• Message text: Symmetric encryption key usage is not supported in this SAP instance

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SRT_WSP2358 - Symmetric encryption key usage is not supported in this SAP instance ?

  The SAP error message SRT_WSP2358 indicates that symmetric encryption key usage is not supported in the current SAP instance. This error typically arises in the context of web service communication, particularly when using the SAP Web Services Runtime (WSR) for secure communication.
  Cause:
  The error can occur due to several reasons:
  
  Configuration Issues: The instance may not be configured to support symmetric encryption. This could be due to missing or incorrect settings in the SAP NetWeaver Application Server.
  Encryption Settings: The system may be set to use asymmetric encryption only, and the request is attempting to use symmetric encryption.
  Version Compatibility: The version of the SAP system may not support the required encryption methods.
  Security Policies: Security policies or profiles may restrict the use of symmetric encryption.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Check Configuration:
  
  Ensure that the SAP instance is configured to support symmetric encryption. This can be done by checking the relevant settings in the SAP NetWeaver Administrator (NWA) or the transaction code SOAMANAGER.
  Navigate to the "Web Service Configuration" and verify the security settings.
  
  
  
  Adjust Security Settings:
  
  If symmetric encryption is required, adjust the security settings to allow for symmetric encryption. This may involve modifying the web service configuration to enable symmetric key usage.
  
  
  
  Review Security Policies:
  
  Check if there are any security policies in place that restrict the use of symmetric encryption. If so, you may need to modify these policies to allow symmetric encryption.
  
  
  
  Update SAP System:
  
  Ensure that your SAP system is up to date with the latest patches and updates. Sometimes, newer versions or patches may include support for additional encryption methods.
  
  
  
  Consult Documentation:
  
  Refer to the official SAP documentation for your specific version to understand the supported encryption methods and how to configure them.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the configuration and settings, consider reaching out to SAP Support for further assistance. They can provide guidance based on your specific system setup and requirements.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Security Configuration: Familiarize yourself with the security configuration options available in SAP, especially those related to web services and encryption.
  Web Service Runtime: Understanding the SAP Web Services Runtime and its configuration can help in diagnosing and resolving issues related to web service communication.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.