Another example to how good ideas come out at the same time! We have just recently released the exact same feature. Not all JotForm users use it but the users

Another example to how good ideas come out at the same time! We have just recently released the exact same feature. Not all JotForm users use it but the users who use this feature are really excited about it. http://www.jotform.com/encrypted-forms/ http://www.jotform.com/encrypted-forms/ It is free upto 100 responses/month.