464 Australian data breaches reported to the OAIC in latter half of 2021

The private health services industry is once again the sector with the highest number of reported data breaches in Australia, accounting for 18% of all breaches notified to the Office of the Australian Information Commissioner (OAIC) during the latter half of 2021.

Out of the total 464 data breach notifications sent to the OAIC during the six months to December, private health service providers reported 83 of them. Finance filed the second most with 56, while legal, accounting, and management services rounded out the top three with 51.

The 464 data breaches received by the information commissioner under the Notifiable Data Breaches (NDB) scheme marked a 6% increase when compared to the first half of 2021.

Looking at the data breaches notified to the commissioner during this period, malicious or criminal attacks remained as the leading source of breaches, accounting for 256 notifications. Despite malicious or criminal attacks being the biggest reason for data breaches, the 256 notifications are a 9% decrease from the previous period.

At the same time, there was a significant rise in breaches due to human error, which increased by 43% to 190, after a dip in the previous period. System faults, meanwhile, were the source

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