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Data Breaches

NSW Health faces criminal investigation following breach of isolated server

Australian authorities have declared a major cybersecurity incident at NSW Health after hackers breached an isolated server.

FTMQ Security, written by our newsroom0 views

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Cyber Security NSW and Australian authorities are conducting a criminal investigation into a major cyber breach affecting an isolated server within NSW Health, DataBreaches.net, ABC News, and Nine.com.au reported on November 3, 2026. A spokesperson for Cyber Security NSW confirmed that the agency is actively responding to the incident. [1][3][5][6]

SMH.com.au reported that attackers stole 100,000 documents from the isolated server. However, DataBreaches.net reported that officials state patient data has not been affected by the security incident. WAtoday also reported that NSW Health was hit by the cyber attack. [1][2][4]

NSW Health is a ministerial department of the New South Wales Government responsible for managing the state public health system, including public hospitals and the NSW Ambulance service. [7]

Official investigations into the server compromise remain ongoing as Cyber Security NSW works to contain the incident. [1]

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In short

  • Cyber Security NSW declared a major breach involving an isolated server at NSW Health.
  • SMH.com.au reported that 100,000 documents were stolen during the cyber breach.
  • DataBreaches.net reported that officials state no patient data has been affected.
  • A criminal investigation is under way into the cybersecurity incident.

Sources

Every paragraph above points to the numbered items it rests on. Read the originals here.

  1. [1]AU: Criminal investigation after NSW Health hit by cyber breachDataBreaches.net, 4h ago (the report this story comes from)
  2. [2]100,000 documents stolen from ‘isolated’ NSW Health serverSMH.com.au, 4h ago
  3. [3]Cybersecurity breach at NSW Health declared 'major incident' - ABC News & Headlines – Australian Broadcasting CorporationGoogle News, 5h ago
  4. [4]NSW Health hit by cyber attackWAtoday, 5h ago
  5. [5]Cybersecurity breach at NSW Health declared 'major incident'ABC News & Headlines – Australian Broadcasting Corporation, 5h ago
  6. [6]Major cyber breach declared at NSW HealthNine.com.au, 6h ago

Background

  1. [7]Ministry of Health (New South Wales) on Wikipedia
  2. [8]2026 FBI data breach on Wikipedia
  3. [9]South Korea prosecutes KT over server log deletions following malware breach FTMQ Security, 21d ago

Our newsroom writes these reports with the help of software, from the 9 sources listed and nothing else, and checks them against those sources. Facts can still be wrong or move on; the originals are the record. Spotted a mistake? Write to daniel@monsterkong.com.

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Earlier reports of ours on the same people and subjects.

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