How can I force users to access my page over HTTPS instead of HTTP?

Question

I\'ve got just one page that I want to force to be accessed as an HTTPS page (PHP on Apache). How do I do this without making the whole directory require HTTPS? Or, if you s

Answer 1

Don't mix HTTP and HTTPS on the same page. If you have a form page that is served up via HTTP, I'm going to be nervous about submitting data -- I can't see if the submit goes over HTTPS or HTTP without doing a View Source and hunting for it.

Serving up the form over HTTPS along with the submit link isn't that heavy a change for the advantage.