UPDATE: The Commonwealth Bank says it is getting on top of the technical issues that have plagued its operations since Thursday night.

Commonwealth Bank customers can again access funds after a widespread technology outage affected credit cards, net banking, mobile banking, phone banking ATM, Bpay and eftpos services.

Declined: Technical problems have hit Commonwealth Bank customers. Credit:Bradley Kanaris

A spokeswoman said the bank was now on top of the issue.

"Services are returning to normal. We apologise to our customers for the inconvenience"