Stored Credentials Articles

Account Updater Services: How to Automatically Refresh Expired Card Data Before Payments Fail

Expired or reissued cards can break card-on-file and recurring billing before your team sees the issue. When stored credentials go stale, you usually feel it in two places at once: more authorization declines and more manual work to contact cardholders, with chargebacks also possible. Card account updater, or CAU, is meant to refresh stored card details when cards expire or are replaced, but outcomes still depend on provider setup, timing windows, and issuer participation.