ACU CardKey

Enjoy easy and on-the-go credit and debit card management with the CardKey app from Arsenal Credit Union. This app offers a convenient way to:

• Manage your debit or credit card.

• Set up alerts and controls.

• Turn your cards on and off when you’re not using them.

• Notify us when you’re traveling.

• Report your cards as lost or stolen.

• Initiate a dispute on a transaction.

• Filter card transactions.

• Pay your credit card bill.

• Check your CU Rewards balance.

• Login using your fingerprint.

Card registration takes only seconds from any mobile device, and access is secure and protected by multi-factor authentication.