iPhone giant compartmentalizes OS for the sake of security Apple has been working to harden the XNU kernel that powers its various operating systems, including iOS and macOS, with a feature called ...

The XNU Kernel is what Apple used to develop OSX and iOS. Steven Troughton-Smith provided a picture of a Nokia N900 running the XNU Kernel successfully.

Apple has published ARM-optimized source code of the iOS kernel, but don't get all excited about the prospect of being able to download and run a homebrew version of iSO. It's just not going to ...