INCIDENT: One of Australia’s Largest Prisons Caught up in Cyberattack.

The Port Phillip Prison in Melbourne’s west computer systems fell victim to cyberattack believed to involve a ransom attack compromising G4S’s nationwide database. “G4S Australia Holdings have confirmed the incident involves data stored on their national corporate IT network,” the spokesperson said.

The Port Phillip prison run by G4S, which currently houses 1000 inmates, has increased security and suspended prisoner visits.

Incident Date

July 7, 2022



Estimated Cost

No cost values disclosed.


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