User Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:13.0) Gecko/20100101 Firefox/13.0 Build ID: 20120601045813 Steps to reproduce: Browsed my bank's website and opened another tab with speed dial. Actual results: Speed dial had a screen shots of my banks logon page with my login visible. There were also screenshots of the bank's website with bank transfer data (including personal information). Expected results: Speed dial should respect Cache-control settings (no-cache, private etc).