Cardknox incident

Transaction Processing Failures

Minor Resolved View vendor source →

Cardknox experienced a minor incident on May 29, 2026 affecting Other, lasting 6h 31m. The incident has been resolved; the full update timeline is below.

Started
May 29, 2026, 02:55 PM UTC
Resolved
May 29, 2026, 09:26 PM UTC
Duration
6h 31m
Detected by Pingoru
May 29, 2026, 02:55 PM UTC

Affected components

Other

Update timeline

  1. identified May 29, 2026, 02:55 PM UTC

    We have identified an issue with a 3rd party vendor causing transactions to fail for a small subset of merchants. The 3rd party is aware and is actively working on resolving. We will update as more information becomes available.

  2. monitoring May 29, 2026, 04:29 PM UTC

    The 3rd party vendor has advised that they have resolved the issue. We will continue monitoring.

  3. resolved May 29, 2026, 09:26 PM UTC

    This incident has been resolved.