shsu

Hmm, mine is issued by a CA.

Same problem here too: only on HTTPS version of index.php for my site.

Once I deactivated the plugin, everything https on the landing page worked.

On my site, I did not activate any WP-Security options, just stock (so .htaccess shouldn’t be a problem)

Redirect Loop Error:

Got the same issue only for my landing page when this plugin is activated. Kinda weird… https://mywebsite.com

Maybe captcha integration too!