THis is CNet and here are the stories that matter right now. A former NSA hacker has posted evidence of a hack of Apples new Mac OS called High Sierra. The exploit allows an attacker to steal the contents of a Mac's key chain which stores a number of important passwords. The exploit came just hours before Apple was expected to release the new operating system. Apple has switched its default search engine results when users search with an IOS or Mac OS devices, instead of returning Bing results Apple products will now use Google instead. The Bing legacy isn't completely gone though, for now image results will still be provided through the service. [MUSIC] And finally Instagram now says it's monthly active user count is up to a whopping 800 million, with 500 million using it's service everyday. Also worthy of note are the two million advertisers on the platform. Perhaps the most interesting, Instagram has seen time spent human video go up 80 % year after year. [MUSIC] You can stay up-to-date with the latest by downloading the cnet tech today app in the Apple or Google Store