judaiko judaiko writes:
> Let me say this first:
>
> One company had a firewall that blocked all non SSL traffic.
>
> So if you go
https://mail.google.com and you sign in, it will stop you
> at one URL which was not https.
>
> I am not sure if Gmail still does this i.e. redirect you to non https
> (http) url after login, and then again go into https mode when you
> enter gmail.
>
> So this firewall used to give error saying not allowed, but when you
> changed it to https, the previous Gmail redirect url worked, and I
> could login to Gmail.
>
> Now is there an add-on that does this in Firefox?
>
> Block ALL http traffic by default?
EFF has been working on one called HTTPS Everywhere: