Scheduled maintenance is currently in progress. We will provide updates as necessary.
Posted Oct 28, 2026 - 22:00 AEDT
Scheduled
Reference Number: CHG003027682
Description: To remediate a recently detected vulnerability, Fiserv will be upgrading the operating systems of the core firewall infrastructure at the Western Sydney Data Centre (WSDC).
• Transaction processing via xTP Online • Transaction processing via xTP 2.0 • Transaction processing for Acquiring and Issuing links • Transaction processing – ATM • FirstVision Australia – Authorisations, access to LiteUI, CSUI and AccessPlus Customer Care, inbound and outbound APIs, Third Party APIs (Visa, eftpos, Microsoft, Google) and outbound events (Kafka) • Acquirer Services - Access to OmniPay RAM and MRV-MRD, inbound and outbound APIs, inbound and outbound events (Kafka) • Fraud Feed Real Time and Near Real Time connections • Sterling File Gateway file transfers • Card Controls requests • Falcon 7 - Real Time fraud checking, Near Real Time data streaming, CCS Flows activity, and API activity
Planned Start Time: Wednesday, 28 October 2026, 22:00 AEDT Planned End Time: Thursday, 29 October 2026, 06:00 AEDT
Impact Details: Although firewall failover is stateful, in-flight transactions, requests and other service activity may be affected during the change. Any affected activity is expected to succeed on retry.
Posted Oct 23, 2026 - 11:48 AEDT
This scheduled maintenance affected: Processors (Fiserv).