Google and Mozilla kick it up a notch warning you about sites vulnerable to hacking. Coming with the latest updates of Chrome v56 and Firefox v51 web broswers, you'll know when you are submitting sensitive information over insecure HTTP connections. Warnings like that were a thing before, but now they graduate from beta to stable. Firefox shows a grey lock with a red dash over it in the address bar when you are browsing a site that is asking for your password. Previous versions don't have that though if you were in a secured HTTPS website, there was a green lock icon. Chrome...
Source: http://www.gsmarena.com/browsers_will_take_new_steps_to_tell_you_about_insecure_http_connections-news-22999.php