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University of Sydney

18 Dec 2025 · NSW · Education
Data Breach CRITICAL ✓ Verified

What happened

Confirmed 18 Dec 2025. Unauthorized persistent access to a legacy third-party IT code repository containing historical academic files. Exfiltrated student fields included full names, dates of birth, residential addresses, and phone numbers. No banking data was exposed; ACSC and NSW Privacy Commissioner notified.

Incident details

Organisation
University of Sydney
Date
18 Dec 2025
Attack type
Data Breach
Severity
CRITICAL
Sector
Education
State
NSW
Records affected
13000
Threat actor
Unknown

Source

cyberdaily.au ↗
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