Setting encryption as required for all pages in BBIS creates a 302 redirect. If a redirect has been set up in administration> redirect this creates a double redirect including both a 301 and 302 redirect. A 302 redirect is a temporary redirect and as such causes issues on googles indexing.
We are currentlyevaluating this issue and will update this article when we have more information.
Steps to Duplicate
Steps to duplicate: 1. Go to administration > site & settings and make sure Encryption is set to require for all pages 2. Create a test page and notice the url will be https 3. Go to http://www.redirect-checker.org/index.php and enter your test URL with http 4. You will see the redirect from http to https is a 302 redirect.
Issue 2 1. Go to administration > redirects 2. Create a redirect from a url of your test page using http 3. Redirect to the same test page using https 4. Go to http://www.redirect-checker.org/index.php and paste in the http address 5. Note 2 redirects one for the encryption 302 and one for the redirect you created showing a 301