The Security Mentor

eWeek magazine reports that Microsoft's patch to Windows Media Player doesn't work.

Bad guys can build a viceo which will make a web page come up. Even if you've installed a safer browser, the web page will come up in Internet Explorer. At that point the bad guys can use any of Internet Explorer's security holes to do bad things to your computer.

Your best moves are to keep Internet Explorer up to date even though you don't use it, and to be careful about who sends you media files.