<A target="_blank" href="http://www.computerworld.com/s/article/9220234/Microsoft_Red_Hat_spar_over_secure_boot_loading_tech?source=rss_latest_content&utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+computerworld%2Fnews%2Ffeed+%28Latest+from+Computerworld%29">Red Hat, and other Linux entities claim UEFI is being installed in a way that will prevent users</A> from installing anything but a Microsoft operating system. Microsoft claims that isn't true. However. If you buy a PC with UEFI enabled, you will need to get a secure key from somewhere before you can change the OS.