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📡 Telco — data breaches

3 records in the telco sector across New Zealand and Australia.

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iiNet (TPG Telecom)
🇦🇺 Australia · breach 2025-08
● Disclosed
People affected
280,000 (approx)
Data taken
Around 280,000 active iiNet email addresses and around 20,000 active landline numbers extracted; around 10,000 usernames, street addresses and phone numbers, and around 1,700 modem set-up passwords, accessed. TPG said no ID documents or card/bank details were held in the system
Regulator
OAIC (notified)
Trust tier
Reported
Source: The Register · View record →
Optus
🇦🇺 Sydney, NSW · breach 2022-09
● Before the courts
People affected
9,500,000 (approx)
Data taken
Names, dates of birth, phone numbers, email addresses, home addresses, Driver licence, passport and Medicare numbers, birth/marriage certificate details and armed forces/police ID (subset of customers)
Regulator
OAIC
Trust tier
Confirmed
Source: OAIC · View record →
Telstra (unlisted-number disclosure)
🇦🇺 Australia · breach 2022
● Regulator action taken
People affected
132,000 (approx)
Data taken
Names, addresses and phone numbers of customers who had paid for unlisted (silent) numbers
Regulator
ACMA (remedial direction)
Trust tier
Confirmed
Source: ACMA · View record →
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