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CAC (Common Access Card) help for your Personal Mac Computer

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Setting up Firefox using CACKey



Items discussed in video:


NOTE:  You need to access above link via Safari or Chrome and login using your CAC

- or -

0.7.6 CACKey packages download links

NOTE:  You do not have to install Firefox to use CACkey, the video shows people who want to use Firefox and the additional step needed to make it work.  CACkey works with Safari and Google Chrome with no additional configuring.

Sierra (10.12),

El Capitan (10.11.x),

Yosemite (10.10.x),

Mavericks (10.9.x), &

Mountain Lion (10.8.x)

NOTE:  You may receive the following error message.  "Can't be opened because it is from an unidentified developer." 

.CACKey error

NOTE continued: Hold the control key [on your keyboard] when clicking the .pkg file [with your mouse], select [the word] Open



When you click the text link (or the Mac picture), you are downloading CACkey from MilitaryCAC, if you click the link below the image, you are downloading from the programmer's website


10.12 (Sierra)

10.11.x (El Capitan)

Mac OS Sierra El Capitan


0.7.5 version 10.11.x (El Capitan)


10.10.x (Yosemite)

10.9.x (Mavericks)

Yosemite image Mavericks logo

0.7.5 version 10.10.x (Yosemite)

0.7.5 version 10.9.x (Mavericks)


10.8.x (Mountain Lion)

10.7.x (Lion)  
Mountain Lion image Mac OS X Lion image

0.7.5 version 10.8.x (Mountain Lion)

0.7.5 version 10.7.x (Lion)  
10.6.x (Snow Leopard) 10.5.x (Leopard)
Mac OS X Snow Leopard image Mac OS X Leopard image
0.7.5 version 10.6.x (Snow Leopard) 0.7.5 version 10.5.x (Leopard)




If you want to setup Firefox, here is the specific location mentioned in the video above.

(If you only use Safari or Chrome, you can skip this step).


Navigate to your hard drive / Library / CACKey / libcackey_g.dylib



Updating the firmware on an SCR-331 CAC reader using TENS / LPS on your Mac

How do I create the bootable CD from the .iso file?







Video from DBSign on how to set up DTS on Mavericks 10.9, it is similar enough that'll it work on OS X El Capitan 10.11 & Yosemite 10.10




Videos created by the ITRC of the US Air Force Judge Advocate General:

CAC Enable your Mac

Avoid locking your CAC on your Mac


Setting up Firefox using Coolkey (older version)



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Last Update or Review:  Friday, 23 September 2016 14:16 hrs


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