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The Definitive Source for Everything CAC

Common Access Card help for your
Personal Computer

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Select the branch of the military you are affiliated with to find specific download locations and installation instructions.

If you are not part of a particular branch of the military, look at these other options for you


Windows 11 users click here for information on how to use your CAC on your computer.

Windows 10 users click here for information on how to use your CAC on your computer.



Army (includes: Reserve, 
National Guard), & DA Civilian  
Air Force (includes Reserve &
Air National Guard)
Navy (includes Reserve)
Army logo Air Force logo Navy logo
Marines (includes Reserve) Coast Guard (includes Reserve) Department of Defense civilian
Marines logo Coast Guard logo Department of Defense logo

Other Options:

If you are not associated with the above Government agencies, and you still need / want ActivClient, this business can sell you the software:


NOTICE:  The links to vendors / products is an attempt to save you time searching for the specific item by linking you directly to the ActivClient software.  You will notice I have multiple vendors to choose from.  I have no personal preference as to who you decide to purchase from.  I am not endorsing any particular product or vendor, I'm merely informing you where you can purchase ActivClient.


Purchase ActivClient 7.4:

Recommended for use on Windows 11 & 10

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SCB Solutions




If you have questions or suggestions for this site, contact Michael J. Danberry



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Last Update or Review:  Wednesday, 15 November 2023 10:00 hrs


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