If you are getting a warning message like “Validity of certificate from list with PSE type >SSL server Standard< ends in X days” from system log of your SAP system then you can check the following steps..
For an example SM21 output about the issue ;
Now we can check the certificate situation via program “SSF_ALERT_CERTEXPIRE”
SE38 –> SSF_ALERT_CERTEXPIRE –> Execute (F8)
Press “Execute(F8)” icon for the following screen ;
As you can see , there is an error line in the report output.
For my situation , i have solved the issue and now you can see the result picture shown below.
No red lines anymore…