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CAC, ID card & logins

CAC, ID card & logins

Fix CAC certificate errors and expired certs

Your CAC certificates are current and your computer trusts them again.

About 30 minNeed: CAC + readerNeed: InstallRootNeed: A computer you can install on

Walkthrough video in production

Real screen, real clicks, fake Soldier. Until it is up, the written steps below are the walkthrough.

  1. Script
  2. Voice
  3. Real-screen capture
  4. Published

Filmed on the live system with a CAC, every name and number swapped for a test Soldier before recording.

Step by step

  1. 01

    Fix your computer first

    Run InstallRoot again to reinstall the DoD certificates, then restart your browser. Do this after you get a new CAC or when a DoD site suddenly stops working.

  2. 02

    Check your card's age

    Look at the expiration date on your CAC. A CAC lasts at most 3 years.

  3. 03

    Try the online update

    Log in to DMDC's RAPIDS Self Service with your CAC, choosing the email certificate. Choose 'Activate PIV Certificate', step through the screens, and click 'Update CAC'.

    If a 'Java Update Needed' message pops up, click 'Later'.

  4. 04

    If it errors, reload

    Some users got past errors by reloading the page and continuing.

  5. 05

    If it still fails, book RAPIDS

    Book a RAPIDS appointment in ID Card Office Online with 'Certificate Error' as the reason. Some sites only do certificate updates in person.

  6. 06

    Reinstall certificates after

    After any change to your card, run InstallRoot again and restart your browser.

Why it gets kicked back

  • ! It is not clear today which cards the online update works for. If it fails, go to RAPIDS. Check with your unit admin.
  • ! An expired card needs a RAPIDS visit.
  • ! Cards issued after February 2018 already have the Authentication (PIV) certificate turned on.
  • ! Picking the wrong certificate at login looks like a certificate problem. Choose 'Authentication'.

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