How To Fix SUSR_CERT053 - Syntax error: Logon attribute &1 must be in the reversed subject filter

SUSR_CERT053 - Overview

• Message type: E = Error

• Message class: SUSR_CERT - User Certificates Administration

• Message number: 053

• Message text: Syntax error: Logon attribute &1 must be in the reversed subject filter

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

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.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message SUSR_CERT053 - Syntax error: Logon attribute &1 must be in the reversed subject filter ?

  The SAP error message SUSR_CERT053 indicates a syntax error related to the logon attribute in the context of certificate-based authentication. Specifically, it states that the logon attribute must be in the reversed subject filter. This error typically arises when there is a mismatch or misconfiguration in the certificate settings or the way the subject attributes are defined in the system.
  
  Cause:
  
  Incorrect Subject Filter Configuration: The subject filter in the SAP system may not be correctly defined. The subject filter is used to map the attributes from the certificate to the user logon attributes in SAP.
  Reversed Subject Attributes: The error suggests that the attributes in the certificate are not in the expected order or format. The system expects the attributes to be in a specific reversed order.
  Certificate Issues: The certificate being used for authentication may not contain the expected attributes or may be incorrectly formatted.
  
  
  Solution:
  
  
  Check Subject Filter Configuration:
  
  Go to the transaction code