How To Fix SAML2063 - Decryption of element &1 of message &2 failed

SAP Error Message - Details

• Message type: E = Error

• Message class: SAML2 - SAML2 Nachrichten

• Message number: 063

• Message text: Decryption of element &1 of message &2 failed

Self-Explanatory Message

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To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message SAML2063 - Decryption of element &1 of message &2 failed ?

  The SAP error message SAML2063 indicates that there was a failure in decrypting a specific element of a message during the SAML (Security Assertion Markup Language) authentication process. This error typically arises in scenarios involving Single Sign-On (SSO) configurations where encrypted assertions are exchanged between identity providers and service providers.
  Cause:
  The error can be caused by several factors, including:
  
  
  Incorrect Encryption Keys: The decryption process may fail if the keys used to encrypt the SAML assertion do not match the keys configured in the SAP system.
  
  
  Configuration Issues: Misconfigurations in the SAML settings, such as incorrect certificates or endpoints, can lead to decryption failures.
  
  
  Corrupted or Malformed Messages: If the SAML message is corrupted or not well-formed, the decryption process may fail.
  
  
  Expired Certificates: If the certificate used for encryption has expired, the decryption will not succeed.
  
  
  Network Issues: Problems in the network that affect the transmission of the SAML message can also lead to decryption errors.
  
  
  Solution:
  To resolve the SAML2063 error, you can take the following steps:
  
  
  Verify Encryption Keys: Ensure that the encryption keys used by the identity provider (IdP) and the service provider (SP) are correctly configured and match. Check the key pairs and ensure that the public key used for encryption corresponds to the private key used for decryption.
  
  
  Check SAML Configuration: Review the SAML configuration settings in the SAP system. Ensure that the certificates, endpoints, and other settings are correctly configured.
  
  
  Inspect the SAML Message: If possible, capture the SAML message being exchanged and inspect it for any signs of corruption or malformation. Tools like SAML Tracer can help in analyzing SAML messages.
  
  
  Update Certificates: If the encryption certificate has expired, obtain a new certificate from the IdP and update the configuration in the SAP system.
  
  
  Test Connectivity: Ensure that there are no network issues affecting the communication between the IdP and SP. Check firewalls, proxies, and other network components.
  
  
  Consult Logs: Check the SAP system logs for additional error messages or warnings that may provide more context about the failure.
  
  
  Contact Support: If the issue persists after checking the above points, consider reaching out to SAP support or your IdP support for further assistance.
  
  
  Related Information:
  
  SAML Documentation: Familiarize yourself with SAML specifications and how encryption works within SAML assertions.
  SAP Notes: Search for relevant SAP Notes that may address known issues or provide patches related to SAML authentication.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed.
  
  By following these steps, you should be able to diagnose and resolve the SAML2063 error effectively.