How To Fix 56596 - Security level for encrypted storage: decryption is not possible

SAP Error Message - Details

• Message type: E = Error

• Message class: 56 - HR TRAVEL: Messages for Trip Costs Dialog

• Message number: 596

• Message text: Security level for encrypted storage: decryption is not possible

What causes this issue?

The security level for encrypted storage is set in the <LS>Settings for
Payment Card Security</> table (TCCSEC).

System Response

The system cannot decrypt the credit card numbers.

How to fix this error?

Adjust the settings in table TCCSEC.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 56596 - Security level for encrypted storage: decryption is not possible ?

  The SAP error message 56596, which states "Security level for encrypted storage: decryption is not possible," typically indicates an issue related to the encryption and decryption of data within the SAP system. This error can arise due to several reasons, including configuration issues, missing keys, or problems with the encryption settings.
  Causes:
  
  Missing or Incorrect Encryption Keys: The encryption keys required for decrypting the data may be missing or incorrectly configured.
  Configuration Issues: The settings for the encryption and decryption processes may not be properly configured in the SAP system.
  Security Level Mismatch: The security level set for encrypted storage may not match the level required for decryption.
  Database Issues: There may be issues with the database that prevent access to the encrypted data.
  User Authorization: The user attempting to perform the decryption may not have the necessary authorizations.
  
  Solutions:
  
  Check Encryption Keys: Ensure that the encryption keys are present and correctly configured. You may need to regenerate or restore the keys if they are missing.
  Review Configuration Settings: Verify the configuration settings for encryption and decryption in the SAP system. This includes checking the parameters related to the security level.
  Adjust Security Levels: If there is a mismatch in security levels, adjust the settings to ensure they are compatible for both encryption and decryption processes.
  Database Integrity Check: Perform a check on the database to ensure that it is functioning correctly and that there are no issues preventing access to the encrypted data.
  User Authorization Review: Check the authorizations of the user attempting to perform the decryption. Ensure that they have the necessary permissions to access the encrypted data.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error. SAP frequently updates its knowledge base with solutions to common issues.
  Documentation: Review the SAP documentation related to encryption and security settings to ensure compliance with best practices.
  Support: If the issue persists, consider reaching out to SAP support for assistance. They can provide more detailed guidance based on your specific system configuration and version.
  
  Preventive Measures:
  
  Regularly back up encryption keys and configuration settings.
  Monitor and audit user access and authorizations related to sensitive data.
  Keep the SAP system and its components updated to the latest versions to avoid known issues.
  
  By following these steps, you should be able to diagnose and resolve the error message 56596 in your SAP system.