Critical flaw in Cisco IOS software could allow hackers to access the Guest Operating System as root user
Apple security update means root password flaw can return for some users
UPDATED: MacOS High Sierra has a serious flaw with admin privileges, as researcher criticised for public disclosure
Who is listening? Older Amazon Echo devices can be rooted and turned into wiretapping machines
Research in Motion is investigating claims that hackers have 'rooted' its Playbook tablet
