Security Loophole on Mac OS High Sierra

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A serious security loophole in Mac OS High Sierra (10.13.x) was announced on November 28., 2017. This potentially affects many UiB users' work and home computers.

Apple has since released a security update fixing the loophole. This update is installed on Macs with version 10.13.x. See more information about it on

Previously given information about a security update from the IT division is no longer valid.