How to add identity validation before closure of task?

To validate identity before task closure, you may send OTP either through SMS or Email.

Please follow the steps mentioned below:

1. From left Navigation Menu, go to Configuration and choose Activities.
2. Click on the activity, click on the pencil icon and then click on Settings.
3. Click on Workflow states and select task closing state.
4. Go to Closure settings and choose the required option.
5. Select the relevant field ( mobile number or email) to map for OTP and Save the activity.