We are using the Authorize.net add-on, have an SSL certificate, and the check out form is 'checked' to force SSL. It worked correctly in the past, yet now the page is no longer secure:
What am I missing?
When I do a quick view source on your page, even after going to the https site, I see many URLs that aren't HTTPs. Try using the following plugin to help re-write those links:
Thanks, I just discovered the problem is a plugin conflict.
Thanks for letting us know!