National Australia Bank has apologised to customers as widespread outages wreak havoc on its online banking services.
The big four bank confirmed it was experiencing technical issues on Monday.
NAB’s mobile banking app, desktop internet banking, merchant terminal and trade services have been impacted by the outage.
“We’re really sorry for the impact this is having,” the bank tweeted.
“We know this is not how anyone wants to start their Monday and we’re working to fix it as soon as possible.”
Bank customers are still able to use ATMs, NAB cards and Apple Pay.