STEP 4-Marines: MARINES CAC INSTALLATION ASSISTANCE PAGE
(Everyone other than Marines look here)
Windows 10 users click here for information on how to use your CAC on your computer
Windows 8 users click here for information on how to use your CAC on your computer.
DO NOT follow instructions below
ActivClient 126.96.36.199 [works with Windows 7, Vista, & XP] is no longer available for download through the MCNOSC (Marine Corps Network Operations and Security Center) website: https://www.mcnosc.usmc.mil/s3/PKI/Pages/CACforHomeUse.aspx
WINDOWS 7, 8, 8.1, & 10 USERS:If your CAC is a "GEMALTO TOP DL GX4 144," "GEMALTO DLGX4-A 144," "GEMALTO DLGX4 128Kv2," "Oberthur ID One 128 v5.5 Dual," "Oberthur ID One v5.5a D," "G&D FIPS 201 SCE 3.2," or "G+D FIPS 201 SCE 7.0" you "may" be able to use your CAC without needing to install ActivClient.
Read more about the older CACs and how to replace them
You may purchase ActivClient 7.1 (Works with Windows 7, 8, 8.1, & 10)
If you have questions or suggestions for this site, contact Michael J. Danberry
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Last Update or Review: Monday, 10 May 2021 20:11 hrs
The following domain
names all resolve to the same website: ChiefsCACSite.com,
CommonAccessCard.us, CommonAccessCard.info, & ChiefGeek.us
The following domain names all resolve to the same website: ChiefsCACSite.com, CommonAccessCard.us, CommonAccessCard.info, & ChiefGeek.us