SSIS Package Protection Level

Each SSIS component designates that an attribute is sensitive by including Sensitive="1" in the package XML.
An OLE DB Connection Manager specifies that the database password is a sensitive attribute as follows:
<DTS:Password DTS:Name="Password" Sensitive="1"></DTS:Password>

An DYNAMICS-CRM Connection Manager specifies that the database password is a sensitive attribute as follows:
<ServerPassword Sensitive="1"></ServerPassword>