'Meltdown' and 'Spectre'

05 January 2018

JGH Consultants Blog

Ref: JGH-B 2018-0013

 

05-01-2018

 

It is possible that you will have seen articles in the news media over the past twenty-four hours of the above two related processor vulnerabilities.

 

The National Cyber Security Centre (a part of GCHQ) has posted documents on its web site offering guidance for home users at:

 

https://www.ncsc.gov.uk/guidance/home-user-guidance-manage-processor-vulnerabilities-meltdown-and-spectre

 

and guidance for enterprise administrators at:

 

https://www.ncsc.gov.uk/guidance/meltdown-and-spectre-guidance

 

Apple’s response to this situation is to be found at:

 

https://support.apple.com/en-us/HT208394

 

Please be advised that, according to Apple’s response, ‘these issues apply to all modern processors and nearly all computing devices and operating systems.’

 

Users should therefore understand that the issues will potentially affect users of Apple computers, iPhones and iPads.

 

It should be noted that software updates (also referred to as ‘patches’ or ‘mitigations’) have already been, and continue to be, released by Apple.

 

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Here's a thought ... Your Mac may need a bit of an overhaul to allow it to work as fast as you do.

GIMP (the GNU Image Manipulation Program)

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I was with a customer yesterday and updating their machine to Mavericks, when I came upon a piece of open-source image-editing software called GIMP (http://www.gimp.org). 

 

Mavericks

24 April 2014

 

The Mavericks operating system, or MacOS X 10.9, was released in autumn 2013.  Apple have recently issued the third major update, MacOS X 10.9.3.

 

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