To create a security test for a single request:
Select the Security Tests node in the Navigator.
Click on the toolbar.
Select Single Request in the panel on the left.
Navigate through the projects to select the request you need.
All the applicable scans are selected by default:
Leave the scans you want to have in your test checked and uncheck the other scans.
The new test will appear in the main window of ReadyAPI.
From a Service URL
From an API Definition
Creating Security Tests