By default, all surveys created since the 8th of November 2017 by users on our paid plans , and 17th of August 2018 for other users, are secured using https / SSL by default. This helps to ensure the privacy of your respondents by transferring data over an encrypted connection. If you have existing surveys that you’d like to upgrade to SSL, doing so is quick and easy – you can do so in bulk, or for individual surveys.
For all surveys in bulk:
For an individual survey:
Changing a survey to use https / SSL will change the URL of the survey slightly. This should not cause issues, but it's a good idea to check that any links to the survey (or surveys) still work