What are the methods of validating whether the form is secure?

There are numerous methods for ensuring the security of a form. Some of them are mentioned below namely:

• Check the form action attribute:
  Make a check on the form action attribute. That is in other words the form action attribute must start with https:// for ensuring the secure site.
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• Check the Java Routine:
  Make a check on the Java routine to find out whether formname.action="the url specified”. Here the url specified must start with https:// for ensuring the security.
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• Make a check on the URL of the form to ensure it start with https://