What is JotForm?
JotForm is a free online form builder which helps you create online forms without writing a single line of code. No sign-up required.
At JotForm, we want to make sure that you’re getting the online form builder help that you need. Our friendly customer support team is available 24/7.
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.
Yes it is secure unless you will share it with anybody. If you are accessing the file links in a public place, please be sure to delete the browsing history or access the files in private browsing.
Update: we have just implemented a new feature to make uploads more secure, so uploaded files can be only accessible when you are logged into your JotForm account: https://www.jotform.com/blog/259-Keeping-Your-Uploads-Secure