Secure Properties Placeholder


As the name suggest it’s another level of security which can be applied in MuleSoft application code base. Some application related data are confidential and should not be put as plain text in code base. to manage confidential data efficiently we have secure properties placeholder.

First create a secure properties file – add secure properties plugin

Secure Properties Placeholder


After encryption

Secure Properties Placeholder


Please choose your appropriate encryption algorithm and key

Goto Global Element -> Choose Global Type -> filter – Secure

Secure Properties Placeholder


If you cannot see the Secure Configuration Property option then please do following

Click search in exchange

Secure Properties Placeholder


Type – secure


Add the Mule Secure Configuration Property module and Click Finish

Go back to Global properties and search for secure properties config


Provide the correct key and encrypt algorithm (chosen while creating the secure properties file)


This will create a Secure Properties Config


To read secure properties in Mule flow – ${secure::database.username}


To read secure properties in Dataweave – p(‘secure::database.username’)


Dataweave expression

%dw 2.0
output application/java
log("DB username ", p('secure::database.username') as String)
log("DB password ", p('secure::database.password') as String)



Sample application – secure-properties-application


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