1. Place the 'Secure Password Generator' element on the page
2. Make sure the element is visible, you can resize it to 1 x 1 and tuck it somewhere on the page where it won't be noticeable.

3. Use the generate a secure password element action in a workflow

4. Create a new workflow, use the 'when a secure password is generated' event

5. In this workflow, you can use the Sign the user up action. For the password field, use the 'Secure Password Generator's Secure Password' exposed state as the value.