The register holds 12 data breaches that happened in 2023 — level from 12 in 2022.
12records
1.1M+people affected
where disclosed (4 of 12)
where disclosed (4 of 12)
1 · 11🇳🇿 NZ · 🇦🇺 AU
3confirmed by a regulator or court
The biggest
Largest by people affected, where a figure has been disclosed.
Sectors
🏛️ Government led the year with 3 records.
🏛️ Government3🛍️ Retail2🗂️ Other2🏥 Healthcare2⚖️ Legal1💳 Finance1🎓 Education1Month by month
When the breaches happened.
J
F
M
A
M
J
J
A
S
O
N
D
Every 2023 record
🇦🇺 Nissan OceaniaOther · 2023-12-05 · Tier B🇦🇺 Court Services VictoriaGovernment · 2023-12 · Tier B🇦🇺 National Disability Insurance AgencyGovernment · 2023-11 · Tier B🇦🇺 DP World AustraliaOther · 2023-11 · Tier B🇳🇿 Health New Zealand (Te Whatu Ora)Healthcare · 2023-11 · Tier B🇦🇺 Pizza Hut AustraliaRetail · 2023-09 · Tier B🇦🇺 TissuPathHealthcare · 2023-08 · Tier B🇦🇺 Western Sydney UniversityEducation · 2023-07 · Tier B🇦🇺 DymocksRetail · 2023-06 · Tier A🇦🇺 HWL EbsworthLegal · 2023-04 · Tier A🇦🇺 Tasmanian Department for Education, Children and Young PeopleGovernment · 2023-03 · Tier B🇦🇺 Latitude FinancialFinance · 2023-03 · Tier A
Counts reflect the records in this register, not every breach that happened — most breaches are never made public. People-affected totals add disclosed figures only and may overlap.