JotForm is a free online form builder which helps you create online forms without writing a single line of code. No sign-up required.
We believe that if one user has a question, there could be more users who may have the same question. This is why many of our support forum threads are public and available to be searched and viewed. If you’d like help immediately, feel free to search for a similar question, or submit your question or concern.
We have cluster of servers which is monitored round the clock. Once the data reaches our server, it is secured. For added security, you can go ahead and use the SSL version of your form. This will ensure that the submission data is encrypted when it is transmitted to our server. The following guide should help you on how to use SSL URL of your form: http://www.jotform.com/help/63-How-can-I-receive-SSL-Submissions
You may also like to check the following thread which should answer most of your security related query: http://www.jotform.com/answers/333046-is-JotForm-HIPAA-Compliant
Hope this helps.
Do get back to us if you have any questions.