Yes, it's easy to hide a portfolio from view until you are ready to show it to your viewers.
- Log in to your editSuite
- On the "Edit Content" tab, go to "Your Lightbox"
- From the drop list, choose the portfolio that you want to hide
- Click the "options" button and choose "hide portfolio"
- Close the options window
- Click "save"
When you are ready to show your portfolio, you can reverse these steps and click "save" once again.