SOA 12c: How to secure SOA Composites at the partition level (Doc ID 2070080.1)

In SOA 12c, is it possible to apply security for SOA composites at the partition level?

SOA Suite leverages the security features in Fusion Middleware Control to create users, roles, and groups, and to assign security permissions. Application roles are based on partitions.

For further details, review
Information Center: Getting Started with SOA Suite 12c (12.1.3) - What's New in SOA Suite 12c (Doc ID 1680955.2)
Administration > Security.

12.1.3.x:

For more information check the documentation: Securing Access to Partitions.

Home / Middleware / Oracle SOA Suite
Oracle® Fusion Middleware Administering Oracle SOA Suite and Oracle Business Process Management Suite
https://docs.oracle.com/middleware/1213/soasuite/administer/GUID-394218C6-A094-488F-B1E3-897E8A4F5C63.htm
Managing Partitions and Work Manager Groups
Securing Access to Partitions

12.2.1.x:

Oracle® Fusion Middleware Administering Oracle SOA Suite and Oracle Business Process Management Suite
https://docs.oracle.com/middleware/1221/soasuite/administer/GUID-394218C6-A094-488F-B1E3-897E8A4F5C63.htm
Managing Partitions and Work Manager Groups
Securing Access to Partitions