Google Changes Secure Search URL
Last month, Google announced a secure search URL, which you can use to send search terms and receive results from the search engine in encrypted form. This means that using this URL will prevent anyone sniffing on a network from detecting what you’re searching for.
However, Google has had to change the URL to
https://encrypted.google.com, [...]
http://blog.intego.com/2010/06/29/google-changes-secure-search-url/