Handle credentials in Custom Plugins

[robodevchampion]

Hi, I see username and password in case of MQTT plugin is secure string like it becomes ***, I checked its json file haven't found anything specific, can you guide how can achieve this in my custom plugin.

Thanks

[ngjaying]

If your property name is password, the content should be hidden automatically.

[robodevchampion]

what if I have 2 password like property like access key and secret key for AWS ?