Scheduled maintenance is currently in progress. We will provide updates as necessary.
Posted Oct 22, 2026 - 02:00 AEDT
Scheduled
Reference Number: CHG003025780
Description: To remediate a recently detected network vulnerability, Fiserv will be upgrading the operating systems of some of the Access Leaf network infrastructure at the North Ryde Data Centre (NRDC).
• Transaction processing for Acquiring and Issuing links • Transaction processing via xTP Online • Transaction processing via xTP 2.0 • Fraud Feed - Real Time transactions only • Connect Portal access • Card Controls requests • Online PIN Select requests
Planned Start Time: Thursday, 22 October 2026, 02:00 AEDT Planned End Time: Thursday, 22 October 2026, 06:00 AEDT
Impact Details: There may be the potential for impact to in-flight transactions and services during the change. Any in-flight impacts are expected to be successful on retry.
The failover of network connectivity, where there is the potential for impact, will occur at approximately 02:30 and 03:00 AEDT.
Posted Oct 21, 2026 - 13:33 AEDT
This scheduled maintenance affected: Processors (Fiserv).