Chromecast: Exploiting the Newest Device By Google.

http://blog.gtvhacker.com/2013/chromecast-exploiting-the-newest-device-by-google/
Google TV Hackers Open a Shell on the Chromecast; More Hacks To Follow
http://hardware.slashdot.org/story/13/07/28/1629227/google-tv-hackers-open-a-shell-on-the-chromecast-more-hacks-to-follow
http://www.engadget.com/2013/07/28/chromecast-bootloader-exploit-video-hack/