Threads merged: "https", "https? Someone? Anyone?"
Hello mrfatalerror,
Don't worry, your uplay account should be safe.
The homepage builds an encrypted tunnel (an https connection so to speak) with the uplay authentication servers, before sending your login details.
If you look at the homepage while you are not yet logged in you will see:
When you click on that link you will see a short description of the method used to log in.
For more information you could contact Support, and hopefully they will be able to provide the details you are looking for.
You can contact Support using the contact form on this page