Since it is politically incorrect to mention security problems on the Clickers list, it is probably safe to quote the following from The Register, UK:
A group of Japanese security enthusiasts has developed a little tool called IE'en which exposes traffic between an IE user and any server he's contacting, including logins and passwords over HTTPS. The group, SecurityFriday, has made the tool available for download here. To see the full article go to: http://ad.uk.doubleclick.net/adi/theregister.co.uk/softhome;area=softhome;pos=2;sz=120x600;tile=1;ord=100004? with the full URL on one line. Choppy
