A Mule application defines as SSL/TLS keystore properly ‘tis,keystore.

secure::tiskeystore,keyPassowrd∗∗ShortExplanationofCorrectAnswerOnly:Toreferenceasecurepropertyvaluewithintheapplication,thedeveloperneedstousethesyntax{secure::}. In this case, the property name is tiskeystore,keyPassword, so the correct syntax is ${secure::tiskeystore,keyPassowrd}.References: https://docs .mulesoft.com/mule-runtime/4.3/secure-configuration-properties#referencing-secure-properties