How To Fix HRPAYDEB2A105 - There are various key lengths in the certificate list.

SAP Error Message - Details

• Message type: E = Error

• Message class: HRPAYDEB2A - Business to Administration: Germany

• Message number: 105

• Message text: There are various key lengths in the certificate list.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message HRPAYDEB2A105 - There are various key lengths in the certificate list. ?

  The SAP error message HRPAYDEB2A105 indicates that there are various key lengths in the certificate list, which typically arises in the context of secure communications, such as when using SSL/TLS for secure connections. This error can occur when the system is trying to establish a secure connection but finds that the certificates being used have inconsistent key lengths, which can lead to security vulnerabilities or compatibility issues.
  Cause:
  
  Inconsistent Key Lengths: The certificates in the certificate list may have different key lengths (e.g., some may use 2048-bit keys while others use 1024-bit keys).
  Certificate Configuration: The configuration of the certificates in the SAP system may not be aligned, leading to this inconsistency.
  Outdated Certificates: Some certificates may be outdated or not compliant with current security standards, which can lead to this error.
  
  Solution:
  
  Review Certificate List: Check the list of certificates being used in the SAP system. Ensure that all certificates have the same key length.
  Update Certificates: If you find certificates with varying key lengths, consider updating them to ensure they all use a consistent key length (preferably 2048 bits or higher).
  Reconfigure SSL/TLS Settings: If necessary, reconfigure the SSL/TLS settings in the SAP system to ensure that it only uses certificates with the desired key length.
  Consult Documentation: Refer to SAP documentation or your organization's security policies for guidance on the required key lengths and certificate configurations.
  Test the Configuration: After making changes, test the configuration to ensure that the error is resolved and that secure connections can be established without issues.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide guidance on managing certificates in your SAP environment.
  Security Best Practices: Familiarize yourself with security best practices regarding SSL/TLS and certificate management to prevent similar issues in the future.
  System Logs: Review system logs for additional context or related errors that may help in diagnosing the issue further.
  
  If the problem persists after following these steps, it may be beneficial to consult with your SAP Basis team or reach out to SAP support for further assistance.