Mozilla/5.0 (Windows NT 5.1; rv:6.0) Gecko/20100101 Firefox/6.0 Firefox displays 'Untrusted connection" on https connection, although other browsers don't see any problems Reproducible: always Steps to reproduce: 1. Go to www.orange.ro 2. Select "Contul meu" - upper right corner 3. Observe result Actual results: - "Untrusted connection" is shown Expected results: - the login page of Orange is shown
This is a server with a incomplete certificate setup. They don't send the intermediate certificate as they should. see the test here : http://www.sslshopper.com/ssl-checker.html#hostname=https://www.orange.ro and https://wiki.mozilla.org/Incomplete_Certificate_Chain
Thanks Matti for the quick response and for the examples. I'll try to get in contact with Orange to fix this with their CA.