Lock

The Lock block locks the desktop session for the user account running on the Agent machine. It is typically used to simulate real-world security scenarios, or to reset session state between test cases.

Once triggered, the block attempts to perform a system lock within a given timeout period.

Fully expanded, the Lock building block shows the following properties:

Note: The screenshot on this page uses the Elegance Design , introduced in 2025.3. If you are using an earlier version, your layout may look different.

Quick-start

1. Drag Lock onto the canvas.
2. Connect the block in the flow and optionally specify Timeout (sec).
3. Run the flow when it's ready.

Building block parameters

Parameters

• Block header : The block title ("Lock") can be renamed by double-clicking it and typing in a new title.
• Failed : Triggers if locking the system is not completed within the configured timeout.
• Timeout (sec) : The maximum time the block will spend performing the lock operation before triggering Failed.

Resources