Hackers have taken control of Microsoft’s official YouTube channel. They have replaced the company’s videos with ones of their own. The hackers are still uploading new videos to the channel. The ones we have seen so far are typically three or four seconds in length. They call on other internet users to post video responses, create background images or provide sponsorship. Another video shows an animated character from what appears to be the LA Noire videogame by Rockstar Games shooting another character in the head.”]
Source: https://grahamcluley.com/microsofts-youtube-channel-has-been-hacked/