To find and open your Army email, you sign in through the Army’s webmail portal using your Common Access Card. Insert your CAC into a card reader connected to your computer, go to the official Army webmail site in an updated browser, select your authentication certificate when prompted, and enter your CAC PIN. That combination of card, reader, and PIN is what authenticates you into the mailbox.
What You Need Before Logging In
Five things have to be in place for the login to work:1CAC.mil. Common Access Card (CAC)2DoD Cyber Exchange. Getting Started (Windows)3DoD Cyber Exchange. Middleware
- Your Common Access Card, the DoD smart card that verifies your identity for secure networks.
- A compatible CAC reader plugged into your computer.
- Middleware such as ActivClient, which lets your applications talk to the certificates on the card.
- Current DoD Root Certificates so your computer trusts military sites.
- An updated browser like Google Chrome or Microsoft Edge.
Signing In to the Webmail Portal
Connect the reader and insert your CAC. Open your browser and go to the official Army webmail portal. When the site prompts you, pick the correct authentication certificate from the list, then enter your CAC PIN, which is six to eight digits.4CAC.mil. CAC Frequently Asked Questions After the PIN is accepted, your inbox loads.
From a personal computer, you will generally reach mail through the browser rather than a desktop email application.
When Login Fails
If the site does not see your card, check that the reader is seated properly and that your middleware and drivers are installed. If pages throw certificate or trust errors, clear your browser cache and cookies and confirm that current DoD Root Certificates are installed.
Watch the PIN. Three wrong entries in a row lock the card. There is no remote reset: you have to go in person to an official ID card issuance site and verify your identity with a fingerprint match to unlock it or set a new PIN.5CAC.mil. Managing Your CAC
Where to Get Help
The Army Enterprise Service Desk handles email and account technical issues around the clock at 1-866-335-ARMY (1-866-335-2769).6Letterkenny Army Depot. Important Contacts Active duty soldiers can also go to their unit S6 or local IT support for hardware and configuration problems.
Email Access After You Separate
Your Army email is tied to your CAC, and the CAC is government property that you turn in when you separate, resign, or your contract ends.5CAC.mil. Managing Your CAC Returning the card ends your direct access to the military email system, so forward anything you want to keep to a personal address before you out-process. Pay and tax records stay reachable through the Defense Finance and Accounting Service’s MyPay site for 15 months after separation.7DFAS. Separation Preparations