Tangerine 2024 Data Breach

Tangerine 2024 Data Breach

Telecommunications / Telecommunications

Tangerine 2024 Data Breach

A telecommunications service in the telecommunications sector.

Confirmed · ObscureIQ Intelligence
Breach Risk Index i
15/100
Lower riskHigher risk
Lower: limited current risk based on data value and recency.
Data Sensitivity i
Standard
Exposed data is largely lower-sensitivity. Standard identity-protection precautions are advised.
244KRecords
2024Year

The Breach Risk Index (BRI) is a proprietary 0–100 score rating how dangerous a breach is right now, based on how recently the data has been circulating on the dark web and how valuable it is to attackers.

Crucial data exposed
AddressPhysical address
Classification Tags
Insider ExposureTelecommunications2024

Breach Summary

In February 2024, the Australian Telco Tangerine suffered a data breach that exposed over 200k customer records. Attributed to a legacy customer database, the data included physical and email addresses, names, phone numbers and dates of birth. Whilst the Tangerine login process involves sending a one-time password after entering an email address and phone number, it previously used a traditional password which was also exposed as a bcrypt hash.

Full threat analysis, exploitation vectors, and principal guidance below.

10 additional sections · verified field analysis · defensive doctrine

Querying breach corpus…
Cross-referencing exposed field types…
Resolving threat-actor attribution…
Compiling principal risk advisory…

244K records analyzed

About Tangerine

Tangerine is a telecommunications service in the telecommunications sector.

Why They Hold Your Data

Tangerine is a telecommunications service in the telecommunications sector. Services like this typically hold dates of birth, email addresses, names, passwords, phone numbers, physical addresses, salutation through account registration and normal operations.

Recent Developments

The Tangerine dataset circulated publicly; treat as part of the standing exposure landscape.

Data Points Exposed

7 verified field types
Date of Birth High
Email Address
Full Name
Password High
Phone Number
Physical address High
Salutation

Breach Impact

The exposure of credentials alongside personal data heightened account-takeover and reuse risk for Tangerine users and drew scrutiny of its data protection.

Exploitation & Downstream Threats

• Credential stuffing against reused passwords across other platforms | • Identity verification bypass using name + date of birth combination | • SIM swap attacks where phone numbers are present | • Targeted phishing campaigns using exposed email addresses | • Doxxing risk from physical address exposure

Principal Risk Advisory

What this means for a principal

A telecom breach: subscriber and device data supports SIM-swap, account takeover and location inference. For a high-profile principal this is targeting-grade, not merely identity-theft-grade: the combination lets an adversary locate, impersonate, or pressure the principal with little additional work.

What You Should Do

  1. Treat the home address as exposed: review mail and package handling and physical-security routines, and brief household staff to verify unusual requests.
  2. Reset any reused passwords and enable MFA on email first, then financial accounts.
  3. Guard against SIM-swap and vishing: add a carrier port-out PIN and verify any 'support' calls independently.
  4. Do not use unofficial 'am I affected' lookups; several are themselves harvesting operations.

How ObscureIQ Can Help

  1. Corpus confirmation: determine whether and where the principal (plus household and staff) appear in this dataset and which specific fields are exposed for them.
  2. Exposure mapping and footprint neutralization: cross-reference against broker-available data and suppress still-removable elements, prioritizing address and phone, since this record re-seeds broker networks.
  3. ThreatWatch tuned to this incident's identifiers and misuse pattern (impersonation and targeting patterns, not generic credential monitoring).

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