Australian and the world’s healthcare systems face a range of security threats due to malicious activity as cybercriminals attempt to access sensitive information stored in the systems.

Industrial security intelligence provider Dragos has issued a warning about a threat group it has baptised Xenotime, which it says has expanded its field of operations from the oil and gas industry to now also target electricity utilities in the US.

Well-known Google security researcher Tavis Ormandy has taken a swipe at security industry veteran Richard Bejtlich, after the latter chided him for releasing details about a vulnerability in Microsoft software after the 90-day period normally given for patching expired.